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package org.hl7.fhir.r4b.model;

/*
  Copyright (c) 2011+, HL7, Inc.
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without modification, \
  are permitted provided that the following conditions are met:
  
   * Redistributions of source code must retain the above copyright notice, this \
     list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, \
     this list of conditions and the following disclaimer in the documentation \
     and/or other materials provided with the distribution.
   * Neither the name of HL7 nor the names of its contributors may be used to 
     endorse or promote products derived from this software without specific 
     prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND \
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED \
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. \
  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, \
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT \
  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR \
  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, \
  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) \
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE \
  POSSIBILITY OF SUCH DAMAGE.
  */

// Generated on Mon, Jun 13, 2022 17:19+0300 for FHIR v4.3.0

import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.hl7.fhir.utilities.Utilities;
import org.hl7.fhir.r4b.model.Enumerations.*;
import org.hl7.fhir.instance.model.api.IBaseBackboneElement;
import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.instance.model.api.ICompositeType;
import ca.uhn.fhir.model.api.annotation.ResourceDef;
import ca.uhn.fhir.model.api.annotation.SearchParamDefinition;
import org.hl7.fhir.instance.model.api.IBaseBackboneElement;
import ca.uhn.fhir.model.api.annotation.Child;
import ca.uhn.fhir.model.api.annotation.ChildOrder;
import ca.uhn.fhir.model.api.annotation.Description;
import ca.uhn.fhir.model.api.annotation.Block;

/**
 * A task to be performed.
 */
@ResourceDef(name = "Task", profile = "http://hl7.org/fhir/StructureDefinition/Task")
public class Task extends DomainResource {

  public enum TaskIntent {
    /**
     * The intent is not known. When dealing with Task, it's not always known (or
     * relevant) how the task was initiated - i.e. whether it was proposed, planned,
     * ordered or just done spontaneously.
     */
    UNKNOWN,
    /**
     * The request is a suggestion made by someone/something that does not have an
     * intention to ensure it occurs and without providing an authorization to act.
     */
    PROPOSAL,
    /**
     * The request represents an intention to ensure something occurs without
     * providing an authorization for others to act.
     */
    PLAN,
    /**
     * The request represents a request/demand and authorization for action by a
     * Practitioner.
     */
    ORDER,
    /**
     * The request represents an original authorization for action.
     */
    ORIGINALORDER,
    /**
     * The request represents an automatically generated supplemental authorization
     * for action based on a parent authorization together with initial results of
     * the action taken against that parent authorization.
     */
    REFLEXORDER,
    /**
     * The request represents the view of an authorization instantiated by a
     * fulfilling system representing the details of the fulfiller's intention to
     * act upon a submitted order.
     */
    FILLERORDER,
    /**
     * An order created in fulfillment of a broader order that represents the
     * authorization for a single activity occurrence. E.g. The administration of a
     * single dose of a drug.
     */
    INSTANCEORDER,
    /**
     * The request represents a component or option for a RequestGroup that
     * establishes timing, conditionality and/or other constraints among a set of
     * requests. Refer to [[[RequestGroup]]] for additional information on how this
     * status is used.
     */
    OPTION,
    /**
     * added to help the parsers with the generic types
     */
    NULL;

    public static TaskIntent fromCode(String codeString) throws FHIRException {
      if (codeString == null || "".equals(codeString))
        return null;
      if ("unknown".equals(codeString))
        return UNKNOWN;
      if ("proposal".equals(codeString))
        return PROPOSAL;
      if ("plan".equals(codeString))
        return PLAN;
      if ("order".equals(codeString))
        return ORDER;
      if ("original-order".equals(codeString))
        return ORIGINALORDER;
      if ("reflex-order".equals(codeString))
        return REFLEXORDER;
      if ("filler-order".equals(codeString))
        return FILLERORDER;
      if ("instance-order".equals(codeString))
        return INSTANCEORDER;
      if ("option".equals(codeString))
        return OPTION;
      if (Configuration.isAcceptInvalidEnums())
        return null;
      else
        throw new FHIRException("Unknown TaskIntent code '" + codeString + "'");
    }

    public String toCode() {
      switch (this) {
      case UNKNOWN:
        return "unknown";
      case PROPOSAL:
        return "proposal";
      case PLAN:
        return "plan";
      case ORDER:
        return "order";
      case ORIGINALORDER:
        return "original-order";
      case REFLEXORDER:
        return "reflex-order";
      case FILLERORDER:
        return "filler-order";
      case INSTANCEORDER:
        return "instance-order";
      case OPTION:
        return "option";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getSystem() {
      switch (this) {
      case UNKNOWN:
        return "http://hl7.org/fhir/task-intent";
      case PROPOSAL:
        return "http://hl7.org/fhir/request-intent";
      case PLAN:
        return "http://hl7.org/fhir/request-intent";
      case ORDER:
        return "http://hl7.org/fhir/request-intent";
      case ORIGINALORDER:
        return "http://hl7.org/fhir/request-intent";
      case REFLEXORDER:
        return "http://hl7.org/fhir/request-intent";
      case FILLERORDER:
        return "http://hl7.org/fhir/request-intent";
      case INSTANCEORDER:
        return "http://hl7.org/fhir/request-intent";
      case OPTION:
        return "http://hl7.org/fhir/request-intent";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDefinition() {
      switch (this) {
      case UNKNOWN:
        return "The intent is not known.  When dealing with Task, it's not always known (or relevant) how the task was initiated - i.e. whether it was proposed, planned, ordered or just done spontaneously.";
      case PROPOSAL:
        return "The request is a suggestion made by someone/something that does not have an intention to ensure it occurs and without providing an authorization to act.";
      case PLAN:
        return "The request represents an intention to ensure something occurs without providing an authorization for others to act.";
      case ORDER:
        return "The request represents a request/demand and authorization for action by a Practitioner.";
      case ORIGINALORDER:
        return "The request represents an original authorization for action.";
      case REFLEXORDER:
        return "The request represents an automatically generated supplemental authorization for action based on a parent authorization together with initial results of the action taken against that parent authorization.";
      case FILLERORDER:
        return "The request represents the view of an authorization instantiated by a fulfilling system representing the details of the fulfiller's intention to act upon a submitted order.";
      case INSTANCEORDER:
        return "An order created in fulfillment of a broader order that represents the authorization for a single activity occurrence.  E.g. The administration of a single dose of a drug.";
      case OPTION:
        return "The request represents a component or option for a RequestGroup that establishes timing, conditionality and/or other constraints among a set of requests.  Refer to [[[RequestGroup]]] for additional information on how this status is used.";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDisplay() {
      switch (this) {
      case UNKNOWN:
        return "Unknown";
      case PROPOSAL:
        return "Proposal";
      case PLAN:
        return "Plan";
      case ORDER:
        return "Order";
      case ORIGINALORDER:
        return "Original Order";
      case REFLEXORDER:
        return "Reflex Order";
      case FILLERORDER:
        return "Filler Order";
      case INSTANCEORDER:
        return "Instance Order";
      case OPTION:
        return "Option";
      case NULL:
        return null;
      default:
        return "?";
      }
    }
  }

  public static class TaskIntentEnumFactory implements EnumFactory {
    public TaskIntent fromCode(String codeString) throws IllegalArgumentException {
      if (codeString == null || "".equals(codeString))
        if (codeString == null || "".equals(codeString))
          return null;
      if ("unknown".equals(codeString))
        return TaskIntent.UNKNOWN;
      if ("proposal".equals(codeString))
        return TaskIntent.PROPOSAL;
      if ("plan".equals(codeString))
        return TaskIntent.PLAN;
      if ("order".equals(codeString))
        return TaskIntent.ORDER;
      if ("original-order".equals(codeString))
        return TaskIntent.ORIGINALORDER;
      if ("reflex-order".equals(codeString))
        return TaskIntent.REFLEXORDER;
      if ("filler-order".equals(codeString))
        return TaskIntent.FILLERORDER;
      if ("instance-order".equals(codeString))
        return TaskIntent.INSTANCEORDER;
      if ("option".equals(codeString))
        return TaskIntent.OPTION;
      throw new IllegalArgumentException("Unknown TaskIntent code '" + codeString + "'");
    }

    public Enumeration fromType(PrimitiveType code) throws FHIRException {
      if (code == null)
        return null;
      if (code.isEmpty())
        return new Enumeration(this, TaskIntent.NULL, code);
      String codeString = code.asStringValue();
      if (codeString == null || "".equals(codeString))
        return new Enumeration(this, TaskIntent.NULL, code);
      if ("unknown".equals(codeString))
        return new Enumeration(this, TaskIntent.UNKNOWN, code);
      if ("proposal".equals(codeString))
        return new Enumeration(this, TaskIntent.PROPOSAL, code);
      if ("plan".equals(codeString))
        return new Enumeration(this, TaskIntent.PLAN, code);
      if ("order".equals(codeString))
        return new Enumeration(this, TaskIntent.ORDER, code);
      if ("original-order".equals(codeString))
        return new Enumeration(this, TaskIntent.ORIGINALORDER, code);
      if ("reflex-order".equals(codeString))
        return new Enumeration(this, TaskIntent.REFLEXORDER, code);
      if ("filler-order".equals(codeString))
        return new Enumeration(this, TaskIntent.FILLERORDER, code);
      if ("instance-order".equals(codeString))
        return new Enumeration(this, TaskIntent.INSTANCEORDER, code);
      if ("option".equals(codeString))
        return new Enumeration(this, TaskIntent.OPTION, code);
      throw new FHIRException("Unknown TaskIntent code '" + codeString + "'");
    }

    public String toCode(TaskIntent code) {
       if (code == TaskIntent.NULL)
           return null;
       if (code == TaskIntent.UNKNOWN)
        return "unknown";
      if (code == TaskIntent.PROPOSAL)
        return "proposal";
      if (code == TaskIntent.PLAN)
        return "plan";
      if (code == TaskIntent.ORDER)
        return "order";
      if (code == TaskIntent.ORIGINALORDER)
        return "original-order";
      if (code == TaskIntent.REFLEXORDER)
        return "reflex-order";
      if (code == TaskIntent.FILLERORDER)
        return "filler-order";
      if (code == TaskIntent.INSTANCEORDER)
        return "instance-order";
      if (code == TaskIntent.OPTION)
        return "option";
      return "?";
   }

    public String toSystem(TaskIntent code) {
      return code.getSystem();
    }
  }

  public enum TaskStatus {
    /**
     * The task is not yet ready to be acted upon.
     */
    DRAFT,
    /**
     * The task is ready to be acted upon and action is sought.
     */
    REQUESTED,
    /**
     * A potential performer has claimed ownership of the task and is evaluating
     * whether to perform it.
     */
    RECEIVED,
    /**
     * The potential performer has agreed to execute the task but has not yet
     * started work.
     */
    ACCEPTED,
    /**
     * The potential performer who claimed ownership of the task has decided not to
     * execute it prior to performing any action.
     */
    REJECTED,
    /**
     * The task is ready to be performed, but no action has yet been taken. Used in
     * place of requested/received/accepted/rejected when request assignment and
     * acceptance is a given.
     */
    READY,
    /**
     * The task was not completed.
     */
    CANCELLED,
    /**
     * The task has been started but is not yet complete.
     */
    INPROGRESS,
    /**
     * The task has been started but work has been paused.
     */
    ONHOLD,
    /**
     * The task was attempted but could not be completed due to some error.
     */
    FAILED,
    /**
     * The task has been completed.
     */
    COMPLETED,
    /**
     * The task should never have existed and is retained only because of the
     * possibility it may have used.
     */
    ENTEREDINERROR,
    /**
     * added to help the parsers with the generic types
     */
    NULL;

    public static TaskStatus fromCode(String codeString) throws FHIRException {
      if (codeString == null || "".equals(codeString))
        return null;
      if ("draft".equals(codeString))
        return DRAFT;
      if ("requested".equals(codeString))
        return REQUESTED;
      if ("received".equals(codeString))
        return RECEIVED;
      if ("accepted".equals(codeString))
        return ACCEPTED;
      if ("rejected".equals(codeString))
        return REJECTED;
      if ("ready".equals(codeString))
        return READY;
      if ("cancelled".equals(codeString))
        return CANCELLED;
      if ("in-progress".equals(codeString))
        return INPROGRESS;
      if ("on-hold".equals(codeString))
        return ONHOLD;
      if ("failed".equals(codeString))
        return FAILED;
      if ("completed".equals(codeString))
        return COMPLETED;
      if ("entered-in-error".equals(codeString))
        return ENTEREDINERROR;
      if (Configuration.isAcceptInvalidEnums())
        return null;
      else
        throw new FHIRException("Unknown TaskStatus code '" + codeString + "'");
    }

    public String toCode() {
      switch (this) {
      case DRAFT:
        return "draft";
      case REQUESTED:
        return "requested";
      case RECEIVED:
        return "received";
      case ACCEPTED:
        return "accepted";
      case REJECTED:
        return "rejected";
      case READY:
        return "ready";
      case CANCELLED:
        return "cancelled";
      case INPROGRESS:
        return "in-progress";
      case ONHOLD:
        return "on-hold";
      case FAILED:
        return "failed";
      case COMPLETED:
        return "completed";
      case ENTEREDINERROR:
        return "entered-in-error";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getSystem() {
      switch (this) {
      case DRAFT:
        return "http://hl7.org/fhir/task-status";
      case REQUESTED:
        return "http://hl7.org/fhir/task-status";
      case RECEIVED:
        return "http://hl7.org/fhir/task-status";
      case ACCEPTED:
        return "http://hl7.org/fhir/task-status";
      case REJECTED:
        return "http://hl7.org/fhir/task-status";
      case READY:
        return "http://hl7.org/fhir/task-status";
      case CANCELLED:
        return "http://hl7.org/fhir/task-status";
      case INPROGRESS:
        return "http://hl7.org/fhir/task-status";
      case ONHOLD:
        return "http://hl7.org/fhir/task-status";
      case FAILED:
        return "http://hl7.org/fhir/task-status";
      case COMPLETED:
        return "http://hl7.org/fhir/task-status";
      case ENTEREDINERROR:
        return "http://hl7.org/fhir/task-status";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDefinition() {
      switch (this) {
      case DRAFT:
        return "The task is not yet ready to be acted upon.";
      case REQUESTED:
        return "The task is ready to be acted upon and action is sought.";
      case RECEIVED:
        return "A potential performer has claimed ownership of the task and is evaluating whether to perform it.";
      case ACCEPTED:
        return "The potential performer has agreed to execute the task but has not yet started work.";
      case REJECTED:
        return "The potential performer who claimed ownership of the task has decided not to execute it prior to performing any action.";
      case READY:
        return "The task is ready to be performed, but no action has yet been taken.  Used in place of requested/received/accepted/rejected when request assignment and acceptance is a given.";
      case CANCELLED:
        return "The task was not completed.";
      case INPROGRESS:
        return "The task has been started but is not yet complete.";
      case ONHOLD:
        return "The task has been started but work has been paused.";
      case FAILED:
        return "The task was attempted but could not be completed due to some error.";
      case COMPLETED:
        return "The task has been completed.";
      case ENTEREDINERROR:
        return "The task should never have existed and is retained only because of the possibility it may have used.";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDisplay() {
      switch (this) {
      case DRAFT:
        return "Draft";
      case REQUESTED:
        return "Requested";
      case RECEIVED:
        return "Received";
      case ACCEPTED:
        return "Accepted";
      case REJECTED:
        return "Rejected";
      case READY:
        return "Ready";
      case CANCELLED:
        return "Cancelled";
      case INPROGRESS:
        return "In Progress";
      case ONHOLD:
        return "On Hold";
      case FAILED:
        return "Failed";
      case COMPLETED:
        return "Completed";
      case ENTEREDINERROR:
        return "Entered in Error";
      case NULL:
        return null;
      default:
        return "?";
      }
    }
  }

  public static class TaskStatusEnumFactory implements EnumFactory {
    public TaskStatus fromCode(String codeString) throws IllegalArgumentException {
      if (codeString == null || "".equals(codeString))
        if (codeString == null || "".equals(codeString))
          return null;
      if ("draft".equals(codeString))
        return TaskStatus.DRAFT;
      if ("requested".equals(codeString))
        return TaskStatus.REQUESTED;
      if ("received".equals(codeString))
        return TaskStatus.RECEIVED;
      if ("accepted".equals(codeString))
        return TaskStatus.ACCEPTED;
      if ("rejected".equals(codeString))
        return TaskStatus.REJECTED;
      if ("ready".equals(codeString))
        return TaskStatus.READY;
      if ("cancelled".equals(codeString))
        return TaskStatus.CANCELLED;
      if ("in-progress".equals(codeString))
        return TaskStatus.INPROGRESS;
      if ("on-hold".equals(codeString))
        return TaskStatus.ONHOLD;
      if ("failed".equals(codeString))
        return TaskStatus.FAILED;
      if ("completed".equals(codeString))
        return TaskStatus.COMPLETED;
      if ("entered-in-error".equals(codeString))
        return TaskStatus.ENTEREDINERROR;
      throw new IllegalArgumentException("Unknown TaskStatus code '" + codeString + "'");
    }

    public Enumeration fromType(PrimitiveType code) throws FHIRException {
      if (code == null)
        return null;
      if (code.isEmpty())
        return new Enumeration(this, TaskStatus.NULL, code);
      String codeString = code.asStringValue();
      if (codeString == null || "".equals(codeString))
        return new Enumeration(this, TaskStatus.NULL, code);
      if ("draft".equals(codeString))
        return new Enumeration(this, TaskStatus.DRAFT, code);
      if ("requested".equals(codeString))
        return new Enumeration(this, TaskStatus.REQUESTED, code);
      if ("received".equals(codeString))
        return new Enumeration(this, TaskStatus.RECEIVED, code);
      if ("accepted".equals(codeString))
        return new Enumeration(this, TaskStatus.ACCEPTED, code);
      if ("rejected".equals(codeString))
        return new Enumeration(this, TaskStatus.REJECTED, code);
      if ("ready".equals(codeString))
        return new Enumeration(this, TaskStatus.READY, code);
      if ("cancelled".equals(codeString))
        return new Enumeration(this, TaskStatus.CANCELLED, code);
      if ("in-progress".equals(codeString))
        return new Enumeration(this, TaskStatus.INPROGRESS, code);
      if ("on-hold".equals(codeString))
        return new Enumeration(this, TaskStatus.ONHOLD, code);
      if ("failed".equals(codeString))
        return new Enumeration(this, TaskStatus.FAILED, code);
      if ("completed".equals(codeString))
        return new Enumeration(this, TaskStatus.COMPLETED, code);
      if ("entered-in-error".equals(codeString))
        return new Enumeration(this, TaskStatus.ENTEREDINERROR, code);
      throw new FHIRException("Unknown TaskStatus code '" + codeString + "'");
    }

    public String toCode(TaskStatus code) {
       if (code == TaskStatus.NULL)
           return null;
       if (code == TaskStatus.DRAFT)
        return "draft";
      if (code == TaskStatus.REQUESTED)
        return "requested";
      if (code == TaskStatus.RECEIVED)
        return "received";
      if (code == TaskStatus.ACCEPTED)
        return "accepted";
      if (code == TaskStatus.REJECTED)
        return "rejected";
      if (code == TaskStatus.READY)
        return "ready";
      if (code == TaskStatus.CANCELLED)
        return "cancelled";
      if (code == TaskStatus.INPROGRESS)
        return "in-progress";
      if (code == TaskStatus.ONHOLD)
        return "on-hold";
      if (code == TaskStatus.FAILED)
        return "failed";
      if (code == TaskStatus.COMPLETED)
        return "completed";
      if (code == TaskStatus.ENTEREDINERROR)
        return "entered-in-error";
      return "?";
   }

    public String toSystem(TaskStatus code) {
      return code.getSystem();
    }
  }

  @Block()
  public static class TaskRestrictionComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * Indicates the number of times the requested action should occur.
     */
    @Child(name = "repetitions", type = {
        PositiveIntType.class }, order = 1, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "How many times to repeat", formalDefinition = "Indicates the number of times the requested action should occur.")
    protected PositiveIntType repetitions;

    /**
     * Over what time-period is fulfillment sought.
     */
    @Child(name = "period", type = { Period.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "When fulfillment sought", formalDefinition = "Over what time-period is fulfillment sought.")
    protected Period period;

    /**
     * For requests that are targeted to more than on potential recipient/target,
     * for whom is fulfillment sought?
     */
    @Child(name = "recipient", type = { Patient.class, Practitioner.class, PractitionerRole.class, RelatedPerson.class,
        Group.class,
        Organization.class }, order = 3, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
    @Description(shortDefinition = "For whom is fulfillment sought?", formalDefinition = "For requests that are targeted to more than on potential recipient/target, for whom is fulfillment sought?")
    protected List recipient;

    private static final long serialVersionUID = 1673996066L;

    /**
     * Constructor
     */
    public TaskRestrictionComponent() {
      super();
    }

    /**
     * @return {@link #repetitions} (Indicates the number of times the requested
     *         action should occur.). This is the underlying object with id, value
     *         and extensions. The accessor "getRepetitions" gives direct access to
     *         the value
     */
    public PositiveIntType getRepetitionsElement() {
      if (this.repetitions == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create TaskRestrictionComponent.repetitions");
        else if (Configuration.doAutoCreate())
          this.repetitions = new PositiveIntType(); // bb
      return this.repetitions;
    }

    public boolean hasRepetitionsElement() {
      return this.repetitions != null && !this.repetitions.isEmpty();
    }

    public boolean hasRepetitions() {
      return this.repetitions != null && !this.repetitions.isEmpty();
    }

    /**
     * @param value {@link #repetitions} (Indicates the number of times the
     *              requested action should occur.). This is the underlying object
     *              with id, value and extensions. The accessor "getRepetitions"
     *              gives direct access to the value
     */
    public TaskRestrictionComponent setRepetitionsElement(PositiveIntType value) {
      this.repetitions = value;
      return this;
    }

    /**
     * @return Indicates the number of times the requested action should occur.
     */
    public int getRepetitions() {
      return this.repetitions == null || this.repetitions.isEmpty() ? 0 : this.repetitions.getValue();
    }

    /**
     * @param value Indicates the number of times the requested action should occur.
     */
    public TaskRestrictionComponent setRepetitions(int value) {
      if (this.repetitions == null)
        this.repetitions = new PositiveIntType();
      this.repetitions.setValue(value);
      return this;
    }

    /**
     * @return {@link #period} (Over what time-period is fulfillment sought.)
     */
    public Period getPeriod() {
      if (this.period == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create TaskRestrictionComponent.period");
        else if (Configuration.doAutoCreate())
          this.period = new Period(); // cc
      return this.period;
    }

    public boolean hasPeriod() {
      return this.period != null && !this.period.isEmpty();
    }

    /**
     * @param value {@link #period} (Over what time-period is fulfillment sought.)
     */
    public TaskRestrictionComponent setPeriod(Period value) {
      this.period = value;
      return this;
    }

    /**
     * @return {@link #recipient} (For requests that are targeted to more than on
     *         potential recipient/target, for whom is fulfillment sought?)
     */
    public List getRecipient() {
      if (this.recipient == null)
        this.recipient = new ArrayList();
      return this.recipient;
    }

    /**
     * @return Returns a reference to this for easy method chaining
     */
    public TaskRestrictionComponent setRecipient(List theRecipient) {
      this.recipient = theRecipient;
      return this;
    }

    public boolean hasRecipient() {
      if (this.recipient == null)
        return false;
      for (Reference item : this.recipient)
        if (!item.isEmpty())
          return true;
      return false;
    }

    public Reference addRecipient() { // 3
      Reference t = new Reference();
      if (this.recipient == null)
        this.recipient = new ArrayList();
      this.recipient.add(t);
      return t;
    }

    public TaskRestrictionComponent addRecipient(Reference t) { // 3
      if (t == null)
        return this;
      if (this.recipient == null)
        this.recipient = new ArrayList();
      this.recipient.add(t);
      return this;
    }

    /**
     * @return The first repetition of repeating field {@link #recipient}, creating
     *         it if it does not already exist {3}
     */
    public Reference getRecipientFirstRep() {
      if (getRecipient().isEmpty()) {
        addRecipient();
      }
      return getRecipient().get(0);
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("repetitions", "positiveInt",
          "Indicates the number of times the requested action should occur.", 0, 1, repetitions));
      children.add(new Property("period", "Period", "Over what time-period is fulfillment sought.", 0, 1, period));
      children.add(new Property("recipient",
          "Reference(Patient|Practitioner|PractitionerRole|RelatedPerson|Group|Organization)",
          "For requests that are targeted to more than on potential recipient/target, for whom is fulfillment sought?",
          0, java.lang.Integer.MAX_VALUE, recipient));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 984367650:
        /* repetitions */ return new Property("repetitions", "positiveInt",
            "Indicates the number of times the requested action should occur.", 0, 1, repetitions);
      case -991726143:
        /* period */ return new Property("period", "Period", "Over what time-period is fulfillment sought.", 0, 1,
            period);
      case 820081177:
        /* recipient */ return new Property("recipient",
            "Reference(Patient|Practitioner|PractitionerRole|RelatedPerson|Group|Organization)",
            "For requests that are targeted to more than on potential recipient/target, for whom is fulfillment sought?",
            0, java.lang.Integer.MAX_VALUE, recipient);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 984367650:
        /* repetitions */ return this.repetitions == null ? new Base[0] : new Base[] { this.repetitions }; // PositiveIntType
      case -991726143:
        /* period */ return this.period == null ? new Base[0] : new Base[] { this.period }; // Period
      case 820081177:
        /* recipient */ return this.recipient == null ? new Base[0]
            : this.recipient.toArray(new Base[this.recipient.size()]); // Reference
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 984367650: // repetitions
        this.repetitions = TypeConvertor.castToPositiveInt(value); // PositiveIntType
        return value;
      case -991726143: // period
        this.period = TypeConvertor.castToPeriod(value); // Period
        return value;
      case 820081177: // recipient
        this.getRecipient().add(TypeConvertor.castToReference(value)); // Reference
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("repetitions")) {
        this.repetitions = TypeConvertor.castToPositiveInt(value); // PositiveIntType
      } else if (name.equals("period")) {
        this.period = TypeConvertor.castToPeriod(value); // Period
      } else if (name.equals("recipient")) {
        this.getRecipient().add(TypeConvertor.castToReference(value));
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("repetitions")) {
        this.repetitions = null;
      } else if (name.equals("period")) {
        this.period = null;
      } else if (name.equals("recipient")) {
        this.getRecipient().remove(value);
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 984367650:
        return getRepetitionsElement();
      case -991726143:
        return getPeriod();
      case 820081177:
        return addRecipient();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 984367650:
        /* repetitions */ return new String[] { "positiveInt" };
      case -991726143:
        /* period */ return new String[] { "Period" };
      case 820081177:
        /* recipient */ return new String[] { "Reference" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("repetitions")) {
        throw new FHIRException("Cannot call addChild on a singleton property Task.restriction.repetitions");
      } else if (name.equals("period")) {
        this.period = new Period();
        return this.period;
      } else if (name.equals("recipient")) {
        return addRecipient();
      } else
        return super.addChild(name);
    }

    public TaskRestrictionComponent copy() {
      TaskRestrictionComponent dst = new TaskRestrictionComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(TaskRestrictionComponent dst) {
      super.copyValues(dst);
      dst.repetitions = repetitions == null ? null : repetitions.copy();
      dst.period = period == null ? null : period.copy();
      if (recipient != null) {
        dst.recipient = new ArrayList();
        for (Reference i : recipient)
          dst.recipient.add(i.copy());
      }
      ;
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof TaskRestrictionComponent))
        return false;
      TaskRestrictionComponent o = (TaskRestrictionComponent) other_;
      return compareDeep(repetitions, o.repetitions, true) && compareDeep(period, o.period, true)
          && compareDeep(recipient, o.recipient, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof TaskRestrictionComponent))
        return false;
      TaskRestrictionComponent o = (TaskRestrictionComponent) other_;
      return compareValues(repetitions, o.repetitions, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(repetitions, period, recipient);
    }

    public String fhirType() {
      return "Task.restriction";

    }

  }

  @Block()
  public static class ParameterComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * A code or description indicating how the input is intended to be used as part
     * of the task execution.
     */
    @Child(name = "type", type = {
        CodeableConcept.class }, order = 1, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Label for the input", formalDefinition = "A code or description indicating how the input is intended to be used as part of the task execution.")
    protected CodeableConcept type;

    /**
     * The value of the input parameter as a basic type.
     */
    @Child(name = "value", type = { Base64BinaryType.class, BooleanType.class, CanonicalType.class, CodeType.class,
        DateType.class, DateTimeType.class, DecimalType.class, IdType.class, InstantType.class, IntegerType.class,
        MarkdownType.class, OidType.class, PositiveIntType.class, StringType.class, TimeType.class,
        UnsignedIntType.class, UriType.class, UrlType.class, UuidType.class, Address.class, Age.class, Annotation.class,
        Attachment.class, CodeableConcept.class, Coding.class, ContactPoint.class, Count.class, Distance.class,
        Duration.class, HumanName.class, Identifier.class, Money.class, Period.class, Quantity.class, Range.class,
        Ratio.class, Reference.class, SampledData.class, Signature.class, Timing.class, ContactDetail.class,
        Contributor.class, DataRequirement.class, Expression.class, ParameterDefinition.class, RelatedArtifact.class,
        TriggerDefinition.class, UsageContext.class, Dosage.class,
        Meta.class }, order = 2, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Content to use in performing the task", formalDefinition = "The value of the input parameter as a basic type.")
    protected DataType value;

    private static final long serialVersionUID = -1659186716L;

    /**
     * Constructor
     */
    public ParameterComponent() {
      super();
    }

    /**
     * Constructor
     */
    public ParameterComponent(CodeableConcept type, DataType value) {
      super();
      this.setType(type);
      this.setValue(value);
    }

    /**
     * @return {@link #type} (A code or description indicating how the input is
     *         intended to be used as part of the task execution.)
     */
    public CodeableConcept getType() {
      if (this.type == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ParameterComponent.type");
        else if (Configuration.doAutoCreate())
          this.type = new CodeableConcept(); // cc
      return this.type;
    }

    public boolean hasType() {
      return this.type != null && !this.type.isEmpty();
    }

    /**
     * @param value {@link #type} (A code or description indicating how the input is
     *              intended to be used as part of the task execution.)
     */
    public ParameterComponent setType(CodeableConcept value) {
      this.type = value;
      return this;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public DataType getValue() {
      return this.value;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Base64BinaryType getValueBase64BinaryType() throws FHIRException {
      if (this.value == null)
        this.value = new Base64BinaryType();
      if (!(this.value instanceof Base64BinaryType))
        throw new FHIRException("Type mismatch: the type Base64BinaryType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Base64BinaryType) this.value;
    }

    public boolean hasValueBase64BinaryType() {
      return this != null && this.value instanceof Base64BinaryType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public BooleanType getValueBooleanType() throws FHIRException {
      if (this.value == null)
        this.value = new BooleanType();
      if (!(this.value instanceof BooleanType))
        throw new FHIRException("Type mismatch: the type BooleanType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (BooleanType) this.value;
    }

    public boolean hasValueBooleanType() {
      return this != null && this.value instanceof BooleanType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public CanonicalType getValueCanonicalType() throws FHIRException {
      if (this.value == null)
        this.value = new CanonicalType();
      if (!(this.value instanceof CanonicalType))
        throw new FHIRException("Type mismatch: the type CanonicalType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (CanonicalType) this.value;
    }

    public boolean hasValueCanonicalType() {
      return this != null && this.value instanceof CanonicalType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public CodeType getValueCodeType() throws FHIRException {
      if (this.value == null)
        this.value = new CodeType();
      if (!(this.value instanceof CodeType))
        throw new FHIRException("Type mismatch: the type CodeType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (CodeType) this.value;
    }

    public boolean hasValueCodeType() {
      return this != null && this.value instanceof CodeType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public DateType getValueDateType() throws FHIRException {
      if (this.value == null)
        this.value = new DateType();
      if (!(this.value instanceof DateType))
        throw new FHIRException("Type mismatch: the type DateType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (DateType) this.value;
    }

    public boolean hasValueDateType() {
      return this != null && this.value instanceof DateType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public DateTimeType getValueDateTimeType() throws FHIRException {
      if (this.value == null)
        this.value = new DateTimeType();
      if (!(this.value instanceof DateTimeType))
        throw new FHIRException("Type mismatch: the type DateTimeType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DateTimeType) this.value;
    }

    public boolean hasValueDateTimeType() {
      return this != null && this.value instanceof DateTimeType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public DecimalType getValueDecimalType() throws FHIRException {
      if (this.value == null)
        this.value = new DecimalType();
      if (!(this.value instanceof DecimalType))
        throw new FHIRException("Type mismatch: the type DecimalType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DecimalType) this.value;
    }

    public boolean hasValueDecimalType() {
      return this != null && this.value instanceof DecimalType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public IdType getValueIdType() throws FHIRException {
      if (this.value == null)
        this.value = new IdType();
      if (!(this.value instanceof IdType))
        throw new FHIRException(
            "Type mismatch: the type IdType was expected, but " + this.value.getClass().getName() + " was encountered");
      return (IdType) this.value;
    }

    public boolean hasValueIdType() {
      return this != null && this.value instanceof IdType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public InstantType getValueInstantType() throws FHIRException {
      if (this.value == null)
        this.value = new InstantType();
      if (!(this.value instanceof InstantType))
        throw new FHIRException("Type mismatch: the type InstantType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (InstantType) this.value;
    }

    public boolean hasValueInstantType() {
      return this != null && this.value instanceof InstantType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public IntegerType getValueIntegerType() throws FHIRException {
      if (this.value == null)
        this.value = new IntegerType();
      if (!(this.value instanceof IntegerType))
        throw new FHIRException("Type mismatch: the type IntegerType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (IntegerType) this.value;
    }

    public boolean hasValueIntegerType() {
      return this != null && this.value instanceof IntegerType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public MarkdownType getValueMarkdownType() throws FHIRException {
      if (this.value == null)
        this.value = new MarkdownType();
      if (!(this.value instanceof MarkdownType))
        throw new FHIRException("Type mismatch: the type MarkdownType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (MarkdownType) this.value;
    }

    public boolean hasValueMarkdownType() {
      return this != null && this.value instanceof MarkdownType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public OidType getValueOidType() throws FHIRException {
      if (this.value == null)
        this.value = new OidType();
      if (!(this.value instanceof OidType))
        throw new FHIRException("Type mismatch: the type OidType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (OidType) this.value;
    }

    public boolean hasValueOidType() {
      return this != null && this.value instanceof OidType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public PositiveIntType getValuePositiveIntType() throws FHIRException {
      if (this.value == null)
        this.value = new PositiveIntType();
      if (!(this.value instanceof PositiveIntType))
        throw new FHIRException("Type mismatch: the type PositiveIntType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (PositiveIntType) this.value;
    }

    public boolean hasValuePositiveIntType() {
      return this != null && this.value instanceof PositiveIntType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public StringType getValueStringType() throws FHIRException {
      if (this.value == null)
        this.value = new StringType();
      if (!(this.value instanceof StringType))
        throw new FHIRException("Type mismatch: the type StringType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (StringType) this.value;
    }

    public boolean hasValueStringType() {
      return this != null && this.value instanceof StringType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public TimeType getValueTimeType() throws FHIRException {
      if (this.value == null)
        this.value = new TimeType();
      if (!(this.value instanceof TimeType))
        throw new FHIRException("Type mismatch: the type TimeType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (TimeType) this.value;
    }

    public boolean hasValueTimeType() {
      return this != null && this.value instanceof TimeType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public UnsignedIntType getValueUnsignedIntType() throws FHIRException {
      if (this.value == null)
        this.value = new UnsignedIntType();
      if (!(this.value instanceof UnsignedIntType))
        throw new FHIRException("Type mismatch: the type UnsignedIntType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (UnsignedIntType) this.value;
    }

    public boolean hasValueUnsignedIntType() {
      return this != null && this.value instanceof UnsignedIntType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public UriType getValueUriType() throws FHIRException {
      if (this.value == null)
        this.value = new UriType();
      if (!(this.value instanceof UriType))
        throw new FHIRException("Type mismatch: the type UriType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UriType) this.value;
    }

    public boolean hasValueUriType() {
      return this != null && this.value instanceof UriType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public UrlType getValueUrlType() throws FHIRException {
      if (this.value == null)
        this.value = new UrlType();
      if (!(this.value instanceof UrlType))
        throw new FHIRException("Type mismatch: the type UrlType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UrlType) this.value;
    }

    public boolean hasValueUrlType() {
      return this != null && this.value instanceof UrlType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public UuidType getValueUuidType() throws FHIRException {
      if (this.value == null)
        this.value = new UuidType();
      if (!(this.value instanceof UuidType))
        throw new FHIRException("Type mismatch: the type UuidType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UuidType) this.value;
    }

    public boolean hasValueUuidType() {
      return this != null && this.value instanceof UuidType;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Address getValueAddress() throws FHIRException {
      if (this.value == null)
        this.value = new Address();
      if (!(this.value instanceof Address))
        throw new FHIRException("Type mismatch: the type Address was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Address) this.value;
    }

    public boolean hasValueAddress() {
      return this != null && this.value instanceof Address;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Age getValueAge() throws FHIRException {
      if (this.value == null)
        this.value = new Age();
      if (!(this.value instanceof Age))
        throw new FHIRException(
            "Type mismatch: the type Age was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Age) this.value;
    }

    public boolean hasValueAge() {
      return this != null && this.value instanceof Age;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Annotation getValueAnnotation() throws FHIRException {
      if (this.value == null)
        this.value = new Annotation();
      if (!(this.value instanceof Annotation))
        throw new FHIRException("Type mismatch: the type Annotation was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Annotation) this.value;
    }

    public boolean hasValueAnnotation() {
      return this != null && this.value instanceof Annotation;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Attachment getValueAttachment() throws FHIRException {
      if (this.value == null)
        this.value = new Attachment();
      if (!(this.value instanceof Attachment))
        throw new FHIRException("Type mismatch: the type Attachment was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Attachment) this.value;
    }

    public boolean hasValueAttachment() {
      return this != null && this.value instanceof Attachment;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public CodeableConcept getValueCodeableConcept() throws FHIRException {
      if (this.value == null)
        this.value = new CodeableConcept();
      if (!(this.value instanceof CodeableConcept))
        throw new FHIRException("Type mismatch: the type CodeableConcept was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (CodeableConcept) this.value;
    }

    public boolean hasValueCodeableConcept() {
      return this != null && this.value instanceof CodeableConcept;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Coding getValueCoding() throws FHIRException {
      if (this.value == null)
        this.value = new Coding();
      if (!(this.value instanceof Coding))
        throw new FHIRException(
            "Type mismatch: the type Coding was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Coding) this.value;
    }

    public boolean hasValueCoding() {
      return this != null && this.value instanceof Coding;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public ContactPoint getValueContactPoint() throws FHIRException {
      if (this.value == null)
        this.value = new ContactPoint();
      if (!(this.value instanceof ContactPoint))
        throw new FHIRException("Type mismatch: the type ContactPoint was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ContactPoint) this.value;
    }

    public boolean hasValueContactPoint() {
      return this != null && this.value instanceof ContactPoint;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Count getValueCount() throws FHIRException {
      if (this.value == null)
        this.value = new Count();
      if (!(this.value instanceof Count))
        throw new FHIRException(
            "Type mismatch: the type Count was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Count) this.value;
    }

    public boolean hasValueCount() {
      return this != null && this.value instanceof Count;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Distance getValueDistance() throws FHIRException {
      if (this.value == null)
        this.value = new Distance();
      if (!(this.value instanceof Distance))
        throw new FHIRException("Type mismatch: the type Distance was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Distance) this.value;
    }

    public boolean hasValueDistance() {
      return this != null && this.value instanceof Distance;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Duration getValueDuration() throws FHIRException {
      if (this.value == null)
        this.value = new Duration();
      if (!(this.value instanceof Duration))
        throw new FHIRException("Type mismatch: the type Duration was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Duration) this.value;
    }

    public boolean hasValueDuration() {
      return this != null && this.value instanceof Duration;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public HumanName getValueHumanName() throws FHIRException {
      if (this.value == null)
        this.value = new HumanName();
      if (!(this.value instanceof HumanName))
        throw new FHIRException("Type mismatch: the type HumanName was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (HumanName) this.value;
    }

    public boolean hasValueHumanName() {
      return this != null && this.value instanceof HumanName;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Identifier getValueIdentifier() throws FHIRException {
      if (this.value == null)
        this.value = new Identifier();
      if (!(this.value instanceof Identifier))
        throw new FHIRException("Type mismatch: the type Identifier was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Identifier) this.value;
    }

    public boolean hasValueIdentifier() {
      return this != null && this.value instanceof Identifier;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Money getValueMoney() throws FHIRException {
      if (this.value == null)
        this.value = new Money();
      if (!(this.value instanceof Money))
        throw new FHIRException(
            "Type mismatch: the type Money was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Money) this.value;
    }

    public boolean hasValueMoney() {
      return this != null && this.value instanceof Money;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Period getValuePeriod() throws FHIRException {
      if (this.value == null)
        this.value = new Period();
      if (!(this.value instanceof Period))
        throw new FHIRException(
            "Type mismatch: the type Period was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Period) this.value;
    }

    public boolean hasValuePeriod() {
      return this != null && this.value instanceof Period;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Quantity getValueQuantity() throws FHIRException {
      if (this.value == null)
        this.value = new Quantity();
      if (!(this.value instanceof Quantity))
        throw new FHIRException("Type mismatch: the type Quantity was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Quantity) this.value;
    }

    public boolean hasValueQuantity() {
      return this != null && this.value instanceof Quantity;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Range getValueRange() throws FHIRException {
      if (this.value == null)
        this.value = new Range();
      if (!(this.value instanceof Range))
        throw new FHIRException(
            "Type mismatch: the type Range was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Range) this.value;
    }

    public boolean hasValueRange() {
      return this != null && this.value instanceof Range;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Ratio getValueRatio() throws FHIRException {
      if (this.value == null)
        this.value = new Ratio();
      if (!(this.value instanceof Ratio))
        throw new FHIRException(
            "Type mismatch: the type Ratio was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Ratio) this.value;
    }

    public boolean hasValueRatio() {
      return this != null && this.value instanceof Ratio;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Reference getValueReference() throws FHIRException {
      if (this.value == null)
        this.value = new Reference();
      if (!(this.value instanceof Reference))
        throw new FHIRException("Type mismatch: the type Reference was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Reference) this.value;
    }

    public boolean hasValueReference() {
      return this != null && this.value instanceof Reference;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public SampledData getValueSampledData() throws FHIRException {
      if (this.value == null)
        this.value = new SampledData();
      if (!(this.value instanceof SampledData))
        throw new FHIRException("Type mismatch: the type SampledData was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (SampledData) this.value;
    }

    public boolean hasValueSampledData() {
      return this != null && this.value instanceof SampledData;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Signature getValueSignature() throws FHIRException {
      if (this.value == null)
        this.value = new Signature();
      if (!(this.value instanceof Signature))
        throw new FHIRException("Type mismatch: the type Signature was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Signature) this.value;
    }

    public boolean hasValueSignature() {
      return this != null && this.value instanceof Signature;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Timing getValueTiming() throws FHIRException {
      if (this.value == null)
        this.value = new Timing();
      if (!(this.value instanceof Timing))
        throw new FHIRException(
            "Type mismatch: the type Timing was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Timing) this.value;
    }

    public boolean hasValueTiming() {
      return this != null && this.value instanceof Timing;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public ContactDetail getValueContactDetail() throws FHIRException {
      if (this.value == null)
        this.value = new ContactDetail();
      if (!(this.value instanceof ContactDetail))
        throw new FHIRException("Type mismatch: the type ContactDetail was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ContactDetail) this.value;
    }

    public boolean hasValueContactDetail() {
      return this != null && this.value instanceof ContactDetail;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Contributor getValueContributor() throws FHIRException {
      if (this.value == null)
        this.value = new Contributor();
      if (!(this.value instanceof Contributor))
        throw new FHIRException("Type mismatch: the type Contributor was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Contributor) this.value;
    }

    public boolean hasValueContributor() {
      return this != null && this.value instanceof Contributor;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public DataRequirement getValueDataRequirement() throws FHIRException {
      if (this.value == null)
        this.value = new DataRequirement();
      if (!(this.value instanceof DataRequirement))
        throw new FHIRException("Type mismatch: the type DataRequirement was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DataRequirement) this.value;
    }

    public boolean hasValueDataRequirement() {
      return this != null && this.value instanceof DataRequirement;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Expression getValueExpression() throws FHIRException {
      if (this.value == null)
        this.value = new Expression();
      if (!(this.value instanceof Expression))
        throw new FHIRException("Type mismatch: the type Expression was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Expression) this.value;
    }

    public boolean hasValueExpression() {
      return this != null && this.value instanceof Expression;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public ParameterDefinition getValueParameterDefinition() throws FHIRException {
      if (this.value == null)
        this.value = new ParameterDefinition();
      if (!(this.value instanceof ParameterDefinition))
        throw new FHIRException("Type mismatch: the type ParameterDefinition was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ParameterDefinition) this.value;
    }

    public boolean hasValueParameterDefinition() {
      return this != null && this.value instanceof ParameterDefinition;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public RelatedArtifact getValueRelatedArtifact() throws FHIRException {
      if (this.value == null)
        this.value = new RelatedArtifact();
      if (!(this.value instanceof RelatedArtifact))
        throw new FHIRException("Type mismatch: the type RelatedArtifact was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (RelatedArtifact) this.value;
    }

    public boolean hasValueRelatedArtifact() {
      return this != null && this.value instanceof RelatedArtifact;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public TriggerDefinition getValueTriggerDefinition() throws FHIRException {
      if (this.value == null)
        this.value = new TriggerDefinition();
      if (!(this.value instanceof TriggerDefinition))
        throw new FHIRException("Type mismatch: the type TriggerDefinition was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (TriggerDefinition) this.value;
    }

    public boolean hasValueTriggerDefinition() {
      return this != null && this.value instanceof TriggerDefinition;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public UsageContext getValueUsageContext() throws FHIRException {
      if (this.value == null)
        this.value = new UsageContext();
      if (!(this.value instanceof UsageContext))
        throw new FHIRException("Type mismatch: the type UsageContext was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (UsageContext) this.value;
    }

    public boolean hasValueUsageContext() {
      return this != null && this.value instanceof UsageContext;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Dosage getValueDosage() throws FHIRException {
      if (this.value == null)
        this.value = new Dosage();
      if (!(this.value instanceof Dosage))
        throw new FHIRException(
            "Type mismatch: the type Dosage was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Dosage) this.value;
    }

    public boolean hasValueDosage() {
      return this != null && this.value instanceof Dosage;
    }

    /**
     * @return {@link #value} (The value of the input parameter as a basic type.)
     */
    public Meta getValueMeta() throws FHIRException {
      if (this.value == null)
        this.value = new Meta();
      if (!(this.value instanceof Meta))
        throw new FHIRException(
            "Type mismatch: the type Meta was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Meta) this.value;
    }

    public boolean hasValueMeta() {
      return this != null && this.value instanceof Meta;
    }

    public boolean hasValue() {
      return this.value != null && !this.value.isEmpty();
    }

    /**
     * @param value {@link #value} (The value of the input parameter as a basic
     *              type.)
     */
    public ParameterComponent setValue(DataType value) {
      if (value != null && !(value instanceof Base64BinaryType || value instanceof BooleanType
          || value instanceof CanonicalType || value instanceof CodeType || value instanceof DateType
          || value instanceof DateTimeType || value instanceof DecimalType || value instanceof IdType
          || value instanceof InstantType || value instanceof IntegerType || value instanceof MarkdownType
          || value instanceof OidType || value instanceof PositiveIntType || value instanceof StringType
          || value instanceof TimeType || value instanceof UnsignedIntType || value instanceof UriType
          || value instanceof UrlType || value instanceof UuidType || value instanceof Address || value instanceof Age
          || value instanceof Annotation || value instanceof Attachment || value instanceof CodeableConcept
          || value instanceof Coding || value instanceof ContactPoint || value instanceof Count
          || value instanceof Distance || value instanceof Duration || value instanceof HumanName
          || value instanceof Identifier || value instanceof Money || value instanceof Period
          || value instanceof Quantity || value instanceof Range || value instanceof Ratio || value instanceof Reference
          || value instanceof SampledData || value instanceof Signature || value instanceof Timing
          || value instanceof ContactDetail || value instanceof Contributor || value instanceof DataRequirement
          || value instanceof Expression || value instanceof ParameterDefinition || value instanceof RelatedArtifact
          || value instanceof TriggerDefinition || value instanceof UsageContext || value instanceof Dosage
          || value instanceof Meta))
        throw new Error("Not the right type for Task.input.value[x]: " + value.fhirType());
      this.value = value;
      return this;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("type", "CodeableConcept",
          "A code or description indicating how the input is intended to be used as part of the task execution.", 0, 1,
          type));
      children.add(new Property("value[x]",
          "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
          "The value of the input parameter as a basic type.", 0, 1, value));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 3575610:
        /* type */ return new Property("type", "CodeableConcept",
            "A code or description indicating how the input is intended to be used as part of the task execution.", 0,
            1, type);
      case -1410166417:
        /* value[x] */ return new Property("value[x]",
            "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 111972721:
        /* value */ return new Property("value[x]",
            "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1535024575:
        /* valueBase64Binary */ return new Property("value[x]", "base64Binary",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 733421943:
        /* valueBoolean */ return new Property("value[x]", "boolean",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -786218365:
        /* valueCanonical */ return new Property("value[x]", "canonical",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -766209282:
        /* valueCode */ return new Property("value[x]", "code", "The value of the input parameter as a basic type.", 0,
            1, value);
      case -766192449:
        /* valueDate */ return new Property("value[x]", "date", "The value of the input parameter as a basic type.", 0,
            1, value);
      case 1047929900:
        /* valueDateTime */ return new Property("value[x]", "dateTime",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -2083993440:
        /* valueDecimal */ return new Property("value[x]", "decimal",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 231604844:
        /* valueId */ return new Property("value[x]", "id", "The value of the input parameter as a basic type.", 0, 1,
            value);
      case -1668687056:
        /* valueInstant */ return new Property("value[x]", "instant",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1668204915:
        /* valueInteger */ return new Property("value[x]", "integer",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -497880704:
        /* valueMarkdown */ return new Property("value[x]", "markdown",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1410178407:
        /* valueOid */ return new Property("value[x]", "oid", "The value of the input parameter as a basic type.", 0, 1,
            value);
      case -1249932027:
        /* valuePositiveInt */ return new Property("value[x]", "positiveInt",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1424603934:
        /* valueString */ return new Property("value[x]", "string", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -765708322:
        /* valueTime */ return new Property("value[x]", "time", "The value of the input parameter as a basic type.", 0,
            1, value);
      case 26529417:
        /* valueUnsignedInt */ return new Property("value[x]", "unsignedInt",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1410172357:
        /* valueUri */ return new Property("value[x]", "uri", "The value of the input parameter as a basic type.", 0, 1,
            value);
      case -1410172354:
        /* valueUrl */ return new Property("value[x]", "url", "The value of the input parameter as a basic type.", 0, 1,
            value);
      case -765667124:
        /* valueUuid */ return new Property("value[x]", "uuid", "The value of the input parameter as a basic type.", 0,
            1, value);
      case -478981821:
        /* valueAddress */ return new Property("value[x]", "Address",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1410191922:
        /* valueAge */ return new Property("value[x]", "Age", "The value of the input parameter as a basic type.", 0, 1,
            value);
      case -67108992:
        /* valueAnnotation */ return new Property("value[x]", "Annotation",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -475566732:
        /* valueAttachment */ return new Property("value[x]", "Attachment",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 924902896:
        /* valueCodeableConcept */ return new Property("value[x]", "CodeableConcept",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1887705029:
        /* valueCoding */ return new Property("value[x]", "Coding", "The value of the input parameter as a basic type.",
            0, 1, value);
      case 944904545:
        /* valueContactPoint */ return new Property("value[x]", "ContactPoint",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 2017332766:
        /* valueCount */ return new Property("value[x]", "Count", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -456359802:
        /* valueDistance */ return new Property("value[x]", "Distance",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 1558135333:
        /* valueDuration */ return new Property("value[x]", "Duration",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -2026205465:
        /* valueHumanName */ return new Property("value[x]", "HumanName",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -130498310:
        /* valueIdentifier */ return new Property("value[x]", "Identifier",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 2026560975:
        /* valueMoney */ return new Property("value[x]", "Money", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -1524344174:
        /* valuePeriod */ return new Property("value[x]", "Period", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -2029823716:
        /* valueQuantity */ return new Property("value[x]", "Quantity",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 2030761548:
        /* valueRange */ return new Property("value[x]", "Range", "The value of the input parameter as a basic type.",
            0, 1, value);
      case 2030767386:
        /* valueRatio */ return new Property("value[x]", "Ratio", "The value of the input parameter as a basic type.",
            0, 1, value);
      case 1755241690:
        /* valueReference */ return new Property("value[x]", "Reference",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -962229101:
        /* valueSampledData */ return new Property("value[x]", "SampledData",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -540985785:
        /* valueSignature */ return new Property("value[x]", "Signature",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1406282469:
        /* valueTiming */ return new Property("value[x]", "Timing", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -1125200224:
        /* valueContactDetail */ return new Property("value[x]", "ContactDetail",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 1281021610:
        /* valueContributor */ return new Property("value[x]", "Contributor",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 1710554248:
        /* valueDataRequirement */ return new Property("value[x]", "DataRequirement",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -307517719:
        /* valueExpression */ return new Property("value[x]", "Expression",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 1387478187:
        /* valueParameterDefinition */ return new Property("value[x]", "ParameterDefinition",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 1748214124:
        /* valueRelatedArtifact */ return new Property("value[x]", "RelatedArtifact",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 976830394:
        /* valueTriggerDefinition */ return new Property("value[x]", "TriggerDefinition",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case 588000479:
        /* valueUsageContext */ return new Property("value[x]", "UsageContext",
            "The value of the input parameter as a basic type.", 0, 1, value);
      case -1858636920:
        /* valueDosage */ return new Property("value[x]", "Dosage", "The value of the input parameter as a basic type.",
            0, 1, value);
      case -765920490:
        /* valueMeta */ return new Property("value[x]", "Meta", "The value of the input parameter as a basic type.", 0,
            1, value);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 3575610:
        /* type */ return this.type == null ? new Base[0] : new Base[] { this.type }; // CodeableConcept
      case 111972721:
        /* value */ return this.value == null ? new Base[0] : new Base[] { this.value }; // DataType
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 3575610: // type
        this.type = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
        return value;
      case 111972721: // value
        this.value = TypeConvertor.castToType(value); // DataType
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("type")) {
        this.type = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      } else if (name.equals("value[x]")) {
        this.value = TypeConvertor.castToType(value); // DataType
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("type")) {
        this.type = null;
      } else if (name.equals("value[x]")) {
        this.value = null;
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3575610:
        return getType();
      case -1410166417:
        return getValue();
      case 111972721:
        return getValue();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3575610:
        /* type */ return new String[] { "CodeableConcept" };
      case 111972721:
        /* value */ return new String[] { "base64Binary", "boolean", "canonical", "code", "date", "dateTime", "decimal",
            "id", "instant", "integer", "markdown", "oid", "positiveInt", "string", "time", "unsignedInt", "uri", "url",
            "uuid", "Address", "Age", "Annotation", "Attachment", "CodeableConcept", "Coding", "ContactPoint", "Count",
            "Distance", "Duration", "HumanName", "Identifier", "Money", "Period", "Quantity", "Range", "Ratio",
            "Reference", "SampledData", "Signature", "Timing", "ContactDetail", "Contributor", "DataRequirement",
            "Expression", "ParameterDefinition", "RelatedArtifact", "TriggerDefinition", "UsageContext", "Dosage",
            "Meta" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("type")) {
        this.type = new CodeableConcept();
        return this.type;
      } else if (name.equals("valueBase64Binary")) {
        this.value = new Base64BinaryType();
        return this.value;
      } else if (name.equals("valueBoolean")) {
        this.value = new BooleanType();
        return this.value;
      } else if (name.equals("valueCanonical")) {
        this.value = new CanonicalType();
        return this.value;
      } else if (name.equals("valueCode")) {
        this.value = new CodeType();
        return this.value;
      } else if (name.equals("valueDate")) {
        this.value = new DateType();
        return this.value;
      } else if (name.equals("valueDateTime")) {
        this.value = new DateTimeType();
        return this.value;
      } else if (name.equals("valueDecimal")) {
        this.value = new DecimalType();
        return this.value;
      } else if (name.equals("valueId")) {
        this.value = new IdType();
        return this.value;
      } else if (name.equals("valueInstant")) {
        this.value = new InstantType();
        return this.value;
      } else if (name.equals("valueInteger")) {
        this.value = new IntegerType();
        return this.value;
      } else if (name.equals("valueMarkdown")) {
        this.value = new MarkdownType();
        return this.value;
      } else if (name.equals("valueOid")) {
        this.value = new OidType();
        return this.value;
      } else if (name.equals("valuePositiveInt")) {
        this.value = new PositiveIntType();
        return this.value;
      } else if (name.equals("valueString")) {
        this.value = new StringType();
        return this.value;
      } else if (name.equals("valueTime")) {
        this.value = new TimeType();
        return this.value;
      } else if (name.equals("valueUnsignedInt")) {
        this.value = new UnsignedIntType();
        return this.value;
      } else if (name.equals("valueUri")) {
        this.value = new UriType();
        return this.value;
      } else if (name.equals("valueUrl")) {
        this.value = new UrlType();
        return this.value;
      } else if (name.equals("valueUuid")) {
        this.value = new UuidType();
        return this.value;
      } else if (name.equals("valueAddress")) {
        this.value = new Address();
        return this.value;
      } else if (name.equals("valueAge")) {
        this.value = new Age();
        return this.value;
      } else if (name.equals("valueAnnotation")) {
        this.value = new Annotation();
        return this.value;
      } else if (name.equals("valueAttachment")) {
        this.value = new Attachment();
        return this.value;
      } else if (name.equals("valueCodeableConcept")) {
        this.value = new CodeableConcept();
        return this.value;
      } else if (name.equals("valueCoding")) {
        this.value = new Coding();
        return this.value;
      } else if (name.equals("valueContactPoint")) {
        this.value = new ContactPoint();
        return this.value;
      } else if (name.equals("valueCount")) {
        this.value = new Count();
        return this.value;
      } else if (name.equals("valueDistance")) {
        this.value = new Distance();
        return this.value;
      } else if (name.equals("valueDuration")) {
        this.value = new Duration();
        return this.value;
      } else if (name.equals("valueHumanName")) {
        this.value = new HumanName();
        return this.value;
      } else if (name.equals("valueIdentifier")) {
        this.value = new Identifier();
        return this.value;
      } else if (name.equals("valueMoney")) {
        this.value = new Money();
        return this.value;
      } else if (name.equals("valuePeriod")) {
        this.value = new Period();
        return this.value;
      } else if (name.equals("valueQuantity")) {
        this.value = new Quantity();
        return this.value;
      } else if (name.equals("valueRange")) {
        this.value = new Range();
        return this.value;
      } else if (name.equals("valueRatio")) {
        this.value = new Ratio();
        return this.value;
      } else if (name.equals("valueReference")) {
        this.value = new Reference();
        return this.value;
      } else if (name.equals("valueSampledData")) {
        this.value = new SampledData();
        return this.value;
      } else if (name.equals("valueSignature")) {
        this.value = new Signature();
        return this.value;
      } else if (name.equals("valueTiming")) {
        this.value = new Timing();
        return this.value;
      } else if (name.equals("valueContactDetail")) {
        this.value = new ContactDetail();
        return this.value;
      } else if (name.equals("valueContributor")) {
        this.value = new Contributor();
        return this.value;
      } else if (name.equals("valueDataRequirement")) {
        this.value = new DataRequirement();
        return this.value;
      } else if (name.equals("valueExpression")) {
        this.value = new Expression();
        return this.value;
      } else if (name.equals("valueParameterDefinition")) {
        this.value = new ParameterDefinition();
        return this.value;
      } else if (name.equals("valueRelatedArtifact")) {
        this.value = new RelatedArtifact();
        return this.value;
      } else if (name.equals("valueTriggerDefinition")) {
        this.value = new TriggerDefinition();
        return this.value;
      } else if (name.equals("valueUsageContext")) {
        this.value = new UsageContext();
        return this.value;
      } else if (name.equals("valueDosage")) {
        this.value = new Dosage();
        return this.value;
      } else if (name.equals("valueMeta")) {
        this.value = new Meta();
        return this.value;
      } else
        return super.addChild(name);
    }

    public ParameterComponent copy() {
      ParameterComponent dst = new ParameterComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(ParameterComponent dst) {
      super.copyValues(dst);
      dst.type = type == null ? null : type.copy();
      dst.value = value == null ? null : value.copy();
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof ParameterComponent))
        return false;
      ParameterComponent o = (ParameterComponent) other_;
      return compareDeep(type, o.type, true) && compareDeep(value, o.value, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof ParameterComponent))
        return false;
      ParameterComponent o = (ParameterComponent) other_;
      return true;
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(type, value);
    }

    public String fhirType() {
      return "Task.input";

    }

  }

  @Block()
  public static class TaskOutputComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * The name of the Output parameter.
     */
    @Child(name = "type", type = {
        CodeableConcept.class }, order = 1, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Label for output", formalDefinition = "The name of the Output parameter.")
    protected CodeableConcept type;

    /**
     * The value of the Output parameter as a basic type.
     */
    @Child(name = "value", type = { Base64BinaryType.class, BooleanType.class, CanonicalType.class, CodeType.class,
        DateType.class, DateTimeType.class, DecimalType.class, IdType.class, InstantType.class, IntegerType.class,
        MarkdownType.class, OidType.class, PositiveIntType.class, StringType.class, TimeType.class,
        UnsignedIntType.class, UriType.class, UrlType.class, UuidType.class, Address.class, Age.class, Annotation.class,
        Attachment.class, CodeableConcept.class, Coding.class, ContactPoint.class, Count.class, Distance.class,
        Duration.class, HumanName.class, Identifier.class, Money.class, Period.class, Quantity.class, Range.class,
        Ratio.class, Reference.class, SampledData.class, Signature.class, Timing.class, ContactDetail.class,
        Contributor.class, DataRequirement.class, Expression.class, ParameterDefinition.class, RelatedArtifact.class,
        TriggerDefinition.class, UsageContext.class, Dosage.class,
        Meta.class }, order = 2, min = 1, max = 1, modifier = false, summary = false)
    @Description(shortDefinition = "Result of output", formalDefinition = "The value of the Output parameter as a basic type.")
    protected DataType value;

    private static final long serialVersionUID = -1659186716L;

    /**
     * Constructor
     */
    public TaskOutputComponent() {
      super();
    }

    /**
     * Constructor
     */
    public TaskOutputComponent(CodeableConcept type, DataType value) {
      super();
      this.setType(type);
      this.setValue(value);
    }

    /**
     * @return {@link #type} (The name of the Output parameter.)
     */
    public CodeableConcept getType() {
      if (this.type == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create TaskOutputComponent.type");
        else if (Configuration.doAutoCreate())
          this.type = new CodeableConcept(); // cc
      return this.type;
    }

    public boolean hasType() {
      return this.type != null && !this.type.isEmpty();
    }

    /**
     * @param value {@link #type} (The name of the Output parameter.)
     */
    public TaskOutputComponent setType(CodeableConcept value) {
      this.type = value;
      return this;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public DataType getValue() {
      return this.value;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Base64BinaryType getValueBase64BinaryType() throws FHIRException {
      if (this.value == null)
        this.value = new Base64BinaryType();
      if (!(this.value instanceof Base64BinaryType))
        throw new FHIRException("Type mismatch: the type Base64BinaryType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Base64BinaryType) this.value;
    }

    public boolean hasValueBase64BinaryType() {
      return this != null && this.value instanceof Base64BinaryType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public BooleanType getValueBooleanType() throws FHIRException {
      if (this.value == null)
        this.value = new BooleanType();
      if (!(this.value instanceof BooleanType))
        throw new FHIRException("Type mismatch: the type BooleanType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (BooleanType) this.value;
    }

    public boolean hasValueBooleanType() {
      return this != null && this.value instanceof BooleanType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public CanonicalType getValueCanonicalType() throws FHIRException {
      if (this.value == null)
        this.value = new CanonicalType();
      if (!(this.value instanceof CanonicalType))
        throw new FHIRException("Type mismatch: the type CanonicalType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (CanonicalType) this.value;
    }

    public boolean hasValueCanonicalType() {
      return this != null && this.value instanceof CanonicalType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public CodeType getValueCodeType() throws FHIRException {
      if (this.value == null)
        this.value = new CodeType();
      if (!(this.value instanceof CodeType))
        throw new FHIRException("Type mismatch: the type CodeType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (CodeType) this.value;
    }

    public boolean hasValueCodeType() {
      return this != null && this.value instanceof CodeType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public DateType getValueDateType() throws FHIRException {
      if (this.value == null)
        this.value = new DateType();
      if (!(this.value instanceof DateType))
        throw new FHIRException("Type mismatch: the type DateType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (DateType) this.value;
    }

    public boolean hasValueDateType() {
      return this != null && this.value instanceof DateType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public DateTimeType getValueDateTimeType() throws FHIRException {
      if (this.value == null)
        this.value = new DateTimeType();
      if (!(this.value instanceof DateTimeType))
        throw new FHIRException("Type mismatch: the type DateTimeType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DateTimeType) this.value;
    }

    public boolean hasValueDateTimeType() {
      return this != null && this.value instanceof DateTimeType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public DecimalType getValueDecimalType() throws FHIRException {
      if (this.value == null)
        this.value = new DecimalType();
      if (!(this.value instanceof DecimalType))
        throw new FHIRException("Type mismatch: the type DecimalType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DecimalType) this.value;
    }

    public boolean hasValueDecimalType() {
      return this != null && this.value instanceof DecimalType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public IdType getValueIdType() throws FHIRException {
      if (this.value == null)
        this.value = new IdType();
      if (!(this.value instanceof IdType))
        throw new FHIRException(
            "Type mismatch: the type IdType was expected, but " + this.value.getClass().getName() + " was encountered");
      return (IdType) this.value;
    }

    public boolean hasValueIdType() {
      return this != null && this.value instanceof IdType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public InstantType getValueInstantType() throws FHIRException {
      if (this.value == null)
        this.value = new InstantType();
      if (!(this.value instanceof InstantType))
        throw new FHIRException("Type mismatch: the type InstantType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (InstantType) this.value;
    }

    public boolean hasValueInstantType() {
      return this != null && this.value instanceof InstantType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public IntegerType getValueIntegerType() throws FHIRException {
      if (this.value == null)
        this.value = new IntegerType();
      if (!(this.value instanceof IntegerType))
        throw new FHIRException("Type mismatch: the type IntegerType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (IntegerType) this.value;
    }

    public boolean hasValueIntegerType() {
      return this != null && this.value instanceof IntegerType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public MarkdownType getValueMarkdownType() throws FHIRException {
      if (this.value == null)
        this.value = new MarkdownType();
      if (!(this.value instanceof MarkdownType))
        throw new FHIRException("Type mismatch: the type MarkdownType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (MarkdownType) this.value;
    }

    public boolean hasValueMarkdownType() {
      return this != null && this.value instanceof MarkdownType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public OidType getValueOidType() throws FHIRException {
      if (this.value == null)
        this.value = new OidType();
      if (!(this.value instanceof OidType))
        throw new FHIRException("Type mismatch: the type OidType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (OidType) this.value;
    }

    public boolean hasValueOidType() {
      return this != null && this.value instanceof OidType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public PositiveIntType getValuePositiveIntType() throws FHIRException {
      if (this.value == null)
        this.value = new PositiveIntType();
      if (!(this.value instanceof PositiveIntType))
        throw new FHIRException("Type mismatch: the type PositiveIntType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (PositiveIntType) this.value;
    }

    public boolean hasValuePositiveIntType() {
      return this != null && this.value instanceof PositiveIntType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public StringType getValueStringType() throws FHIRException {
      if (this.value == null)
        this.value = new StringType();
      if (!(this.value instanceof StringType))
        throw new FHIRException("Type mismatch: the type StringType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (StringType) this.value;
    }

    public boolean hasValueStringType() {
      return this != null && this.value instanceof StringType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public TimeType getValueTimeType() throws FHIRException {
      if (this.value == null)
        this.value = new TimeType();
      if (!(this.value instanceof TimeType))
        throw new FHIRException("Type mismatch: the type TimeType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (TimeType) this.value;
    }

    public boolean hasValueTimeType() {
      return this != null && this.value instanceof TimeType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public UnsignedIntType getValueUnsignedIntType() throws FHIRException {
      if (this.value == null)
        this.value = new UnsignedIntType();
      if (!(this.value instanceof UnsignedIntType))
        throw new FHIRException("Type mismatch: the type UnsignedIntType was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (UnsignedIntType) this.value;
    }

    public boolean hasValueUnsignedIntType() {
      return this != null && this.value instanceof UnsignedIntType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public UriType getValueUriType() throws FHIRException {
      if (this.value == null)
        this.value = new UriType();
      if (!(this.value instanceof UriType))
        throw new FHIRException("Type mismatch: the type UriType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UriType) this.value;
    }

    public boolean hasValueUriType() {
      return this != null && this.value instanceof UriType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public UrlType getValueUrlType() throws FHIRException {
      if (this.value == null)
        this.value = new UrlType();
      if (!(this.value instanceof UrlType))
        throw new FHIRException("Type mismatch: the type UrlType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UrlType) this.value;
    }

    public boolean hasValueUrlType() {
      return this != null && this.value instanceof UrlType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public UuidType getValueUuidType() throws FHIRException {
      if (this.value == null)
        this.value = new UuidType();
      if (!(this.value instanceof UuidType))
        throw new FHIRException("Type mismatch: the type UuidType was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (UuidType) this.value;
    }

    public boolean hasValueUuidType() {
      return this != null && this.value instanceof UuidType;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Address getValueAddress() throws FHIRException {
      if (this.value == null)
        this.value = new Address();
      if (!(this.value instanceof Address))
        throw new FHIRException("Type mismatch: the type Address was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Address) this.value;
    }

    public boolean hasValueAddress() {
      return this != null && this.value instanceof Address;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Age getValueAge() throws FHIRException {
      if (this.value == null)
        this.value = new Age();
      if (!(this.value instanceof Age))
        throw new FHIRException(
            "Type mismatch: the type Age was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Age) this.value;
    }

    public boolean hasValueAge() {
      return this != null && this.value instanceof Age;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Annotation getValueAnnotation() throws FHIRException {
      if (this.value == null)
        this.value = new Annotation();
      if (!(this.value instanceof Annotation))
        throw new FHIRException("Type mismatch: the type Annotation was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Annotation) this.value;
    }

    public boolean hasValueAnnotation() {
      return this != null && this.value instanceof Annotation;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Attachment getValueAttachment() throws FHIRException {
      if (this.value == null)
        this.value = new Attachment();
      if (!(this.value instanceof Attachment))
        throw new FHIRException("Type mismatch: the type Attachment was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Attachment) this.value;
    }

    public boolean hasValueAttachment() {
      return this != null && this.value instanceof Attachment;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public CodeableConcept getValueCodeableConcept() throws FHIRException {
      if (this.value == null)
        this.value = new CodeableConcept();
      if (!(this.value instanceof CodeableConcept))
        throw new FHIRException("Type mismatch: the type CodeableConcept was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (CodeableConcept) this.value;
    }

    public boolean hasValueCodeableConcept() {
      return this != null && this.value instanceof CodeableConcept;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Coding getValueCoding() throws FHIRException {
      if (this.value == null)
        this.value = new Coding();
      if (!(this.value instanceof Coding))
        throw new FHIRException(
            "Type mismatch: the type Coding was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Coding) this.value;
    }

    public boolean hasValueCoding() {
      return this != null && this.value instanceof Coding;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public ContactPoint getValueContactPoint() throws FHIRException {
      if (this.value == null)
        this.value = new ContactPoint();
      if (!(this.value instanceof ContactPoint))
        throw new FHIRException("Type mismatch: the type ContactPoint was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ContactPoint) this.value;
    }

    public boolean hasValueContactPoint() {
      return this != null && this.value instanceof ContactPoint;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Count getValueCount() throws FHIRException {
      if (this.value == null)
        this.value = new Count();
      if (!(this.value instanceof Count))
        throw new FHIRException(
            "Type mismatch: the type Count was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Count) this.value;
    }

    public boolean hasValueCount() {
      return this != null && this.value instanceof Count;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Distance getValueDistance() throws FHIRException {
      if (this.value == null)
        this.value = new Distance();
      if (!(this.value instanceof Distance))
        throw new FHIRException("Type mismatch: the type Distance was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Distance) this.value;
    }

    public boolean hasValueDistance() {
      return this != null && this.value instanceof Distance;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Duration getValueDuration() throws FHIRException {
      if (this.value == null)
        this.value = new Duration();
      if (!(this.value instanceof Duration))
        throw new FHIRException("Type mismatch: the type Duration was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Duration) this.value;
    }

    public boolean hasValueDuration() {
      return this != null && this.value instanceof Duration;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public HumanName getValueHumanName() throws FHIRException {
      if (this.value == null)
        this.value = new HumanName();
      if (!(this.value instanceof HumanName))
        throw new FHIRException("Type mismatch: the type HumanName was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (HumanName) this.value;
    }

    public boolean hasValueHumanName() {
      return this != null && this.value instanceof HumanName;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Identifier getValueIdentifier() throws FHIRException {
      if (this.value == null)
        this.value = new Identifier();
      if (!(this.value instanceof Identifier))
        throw new FHIRException("Type mismatch: the type Identifier was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Identifier) this.value;
    }

    public boolean hasValueIdentifier() {
      return this != null && this.value instanceof Identifier;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Money getValueMoney() throws FHIRException {
      if (this.value == null)
        this.value = new Money();
      if (!(this.value instanceof Money))
        throw new FHIRException(
            "Type mismatch: the type Money was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Money) this.value;
    }

    public boolean hasValueMoney() {
      return this != null && this.value instanceof Money;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Period getValuePeriod() throws FHIRException {
      if (this.value == null)
        this.value = new Period();
      if (!(this.value instanceof Period))
        throw new FHIRException(
            "Type mismatch: the type Period was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Period) this.value;
    }

    public boolean hasValuePeriod() {
      return this != null && this.value instanceof Period;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Quantity getValueQuantity() throws FHIRException {
      if (this.value == null)
        this.value = new Quantity();
      if (!(this.value instanceof Quantity))
        throw new FHIRException("Type mismatch: the type Quantity was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Quantity) this.value;
    }

    public boolean hasValueQuantity() {
      return this != null && this.value instanceof Quantity;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Range getValueRange() throws FHIRException {
      if (this.value == null)
        this.value = new Range();
      if (!(this.value instanceof Range))
        throw new FHIRException(
            "Type mismatch: the type Range was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Range) this.value;
    }

    public boolean hasValueRange() {
      return this != null && this.value instanceof Range;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Ratio getValueRatio() throws FHIRException {
      if (this.value == null)
        this.value = new Ratio();
      if (!(this.value instanceof Ratio))
        throw new FHIRException(
            "Type mismatch: the type Ratio was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Ratio) this.value;
    }

    public boolean hasValueRatio() {
      return this != null && this.value instanceof Ratio;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Reference getValueReference() throws FHIRException {
      if (this.value == null)
        this.value = new Reference();
      if (!(this.value instanceof Reference))
        throw new FHIRException("Type mismatch: the type Reference was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Reference) this.value;
    }

    public boolean hasValueReference() {
      return this != null && this.value instanceof Reference;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public SampledData getValueSampledData() throws FHIRException {
      if (this.value == null)
        this.value = new SampledData();
      if (!(this.value instanceof SampledData))
        throw new FHIRException("Type mismatch: the type SampledData was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (SampledData) this.value;
    }

    public boolean hasValueSampledData() {
      return this != null && this.value instanceof SampledData;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Signature getValueSignature() throws FHIRException {
      if (this.value == null)
        this.value = new Signature();
      if (!(this.value instanceof Signature))
        throw new FHIRException("Type mismatch: the type Signature was expected, but " + this.value.getClass().getName()
            + " was encountered");
      return (Signature) this.value;
    }

    public boolean hasValueSignature() {
      return this != null && this.value instanceof Signature;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Timing getValueTiming() throws FHIRException {
      if (this.value == null)
        this.value = new Timing();
      if (!(this.value instanceof Timing))
        throw new FHIRException(
            "Type mismatch: the type Timing was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Timing) this.value;
    }

    public boolean hasValueTiming() {
      return this != null && this.value instanceof Timing;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public ContactDetail getValueContactDetail() throws FHIRException {
      if (this.value == null)
        this.value = new ContactDetail();
      if (!(this.value instanceof ContactDetail))
        throw new FHIRException("Type mismatch: the type ContactDetail was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ContactDetail) this.value;
    }

    public boolean hasValueContactDetail() {
      return this != null && this.value instanceof ContactDetail;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Contributor getValueContributor() throws FHIRException {
      if (this.value == null)
        this.value = new Contributor();
      if (!(this.value instanceof Contributor))
        throw new FHIRException("Type mismatch: the type Contributor was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Contributor) this.value;
    }

    public boolean hasValueContributor() {
      return this != null && this.value instanceof Contributor;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public DataRequirement getValueDataRequirement() throws FHIRException {
      if (this.value == null)
        this.value = new DataRequirement();
      if (!(this.value instanceof DataRequirement))
        throw new FHIRException("Type mismatch: the type DataRequirement was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (DataRequirement) this.value;
    }

    public boolean hasValueDataRequirement() {
      return this != null && this.value instanceof DataRequirement;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Expression getValueExpression() throws FHIRException {
      if (this.value == null)
        this.value = new Expression();
      if (!(this.value instanceof Expression))
        throw new FHIRException("Type mismatch: the type Expression was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (Expression) this.value;
    }

    public boolean hasValueExpression() {
      return this != null && this.value instanceof Expression;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public ParameterDefinition getValueParameterDefinition() throws FHIRException {
      if (this.value == null)
        this.value = new ParameterDefinition();
      if (!(this.value instanceof ParameterDefinition))
        throw new FHIRException("Type mismatch: the type ParameterDefinition was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (ParameterDefinition) this.value;
    }

    public boolean hasValueParameterDefinition() {
      return this != null && this.value instanceof ParameterDefinition;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public RelatedArtifact getValueRelatedArtifact() throws FHIRException {
      if (this.value == null)
        this.value = new RelatedArtifact();
      if (!(this.value instanceof RelatedArtifact))
        throw new FHIRException("Type mismatch: the type RelatedArtifact was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (RelatedArtifact) this.value;
    }

    public boolean hasValueRelatedArtifact() {
      return this != null && this.value instanceof RelatedArtifact;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public TriggerDefinition getValueTriggerDefinition() throws FHIRException {
      if (this.value == null)
        this.value = new TriggerDefinition();
      if (!(this.value instanceof TriggerDefinition))
        throw new FHIRException("Type mismatch: the type TriggerDefinition was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (TriggerDefinition) this.value;
    }

    public boolean hasValueTriggerDefinition() {
      return this != null && this.value instanceof TriggerDefinition;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public UsageContext getValueUsageContext() throws FHIRException {
      if (this.value == null)
        this.value = new UsageContext();
      if (!(this.value instanceof UsageContext))
        throw new FHIRException("Type mismatch: the type UsageContext was expected, but "
            + this.value.getClass().getName() + " was encountered");
      return (UsageContext) this.value;
    }

    public boolean hasValueUsageContext() {
      return this != null && this.value instanceof UsageContext;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Dosage getValueDosage() throws FHIRException {
      if (this.value == null)
        this.value = new Dosage();
      if (!(this.value instanceof Dosage))
        throw new FHIRException(
            "Type mismatch: the type Dosage was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Dosage) this.value;
    }

    public boolean hasValueDosage() {
      return this != null && this.value instanceof Dosage;
    }

    /**
     * @return {@link #value} (The value of the Output parameter as a basic type.)
     */
    public Meta getValueMeta() throws FHIRException {
      if (this.value == null)
        this.value = new Meta();
      if (!(this.value instanceof Meta))
        throw new FHIRException(
            "Type mismatch: the type Meta was expected, but " + this.value.getClass().getName() + " was encountered");
      return (Meta) this.value;
    }

    public boolean hasValueMeta() {
      return this != null && this.value instanceof Meta;
    }

    public boolean hasValue() {
      return this.value != null && !this.value.isEmpty();
    }

    /**
     * @param value {@link #value} (The value of the Output parameter as a basic
     *              type.)
     */
    public TaskOutputComponent setValue(DataType value) {
      if (value != null && !(value instanceof Base64BinaryType || value instanceof BooleanType
          || value instanceof CanonicalType || value instanceof CodeType || value instanceof DateType
          || value instanceof DateTimeType || value instanceof DecimalType || value instanceof IdType
          || value instanceof InstantType || value instanceof IntegerType || value instanceof MarkdownType
          || value instanceof OidType || value instanceof PositiveIntType || value instanceof StringType
          || value instanceof TimeType || value instanceof UnsignedIntType || value instanceof UriType
          || value instanceof UrlType || value instanceof UuidType || value instanceof Address || value instanceof Age
          || value instanceof Annotation || value instanceof Attachment || value instanceof CodeableConcept
          || value instanceof Coding || value instanceof ContactPoint || value instanceof Count
          || value instanceof Distance || value instanceof Duration || value instanceof HumanName
          || value instanceof Identifier || value instanceof Money || value instanceof Period
          || value instanceof Quantity || value instanceof Range || value instanceof Ratio || value instanceof Reference
          || value instanceof SampledData || value instanceof Signature || value instanceof Timing
          || value instanceof ContactDetail || value instanceof Contributor || value instanceof DataRequirement
          || value instanceof Expression || value instanceof ParameterDefinition || value instanceof RelatedArtifact
          || value instanceof TriggerDefinition || value instanceof UsageContext || value instanceof Dosage
          || value instanceof Meta))
        throw new Error("Not the right type for Task.output.value[x]: " + value.fhirType());
      this.value = value;
      return this;
    }

    protected void listChildren(List children) {
      super.listChildren(children);
      children.add(new Property("type", "CodeableConcept", "The name of the Output parameter.", 0, 1, type));
      children.add(new Property("value[x]",
          "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
          "The value of the Output parameter as a basic type.", 0, 1, value));
    }

    @Override
    public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
      switch (_hash) {
      case 3575610:
        /* type */ return new Property("type", "CodeableConcept", "The name of the Output parameter.", 0, 1, type);
      case -1410166417:
        /* value[x] */ return new Property("value[x]",
            "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 111972721:
        /* value */ return new Property("value[x]",
            "base64Binary|boolean|canonical|code|date|dateTime|decimal|id|instant|integer|markdown|oid|positiveInt|string|time|unsignedInt|uri|url|uuid|Address|Age|Annotation|Attachment|CodeableConcept|Coding|ContactPoint|Count|Distance|Duration|HumanName|Identifier|Money|Period|Quantity|Range|Ratio|Reference|SampledData|Signature|Timing|ContactDetail|Contributor|DataRequirement|Expression|ParameterDefinition|RelatedArtifact|TriggerDefinition|UsageContext|Dosage|Meta",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1535024575:
        /* valueBase64Binary */ return new Property("value[x]", "base64Binary",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 733421943:
        /* valueBoolean */ return new Property("value[x]", "boolean",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -786218365:
        /* valueCanonical */ return new Property("value[x]", "canonical",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -766209282:
        /* valueCode */ return new Property("value[x]", "code", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -766192449:
        /* valueDate */ return new Property("value[x]", "date", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case 1047929900:
        /* valueDateTime */ return new Property("value[x]", "dateTime",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -2083993440:
        /* valueDecimal */ return new Property("value[x]", "decimal",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 231604844:
        /* valueId */ return new Property("value[x]", "id", "The value of the Output parameter as a basic type.", 0, 1,
            value);
      case -1668687056:
        /* valueInstant */ return new Property("value[x]", "instant",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1668204915:
        /* valueInteger */ return new Property("value[x]", "integer",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -497880704:
        /* valueMarkdown */ return new Property("value[x]", "markdown",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1410178407:
        /* valueOid */ return new Property("value[x]", "oid", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -1249932027:
        /* valuePositiveInt */ return new Property("value[x]", "positiveInt",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1424603934:
        /* valueString */ return new Property("value[x]", "string",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -765708322:
        /* valueTime */ return new Property("value[x]", "time", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case 26529417:
        /* valueUnsignedInt */ return new Property("value[x]", "unsignedInt",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1410172357:
        /* valueUri */ return new Property("value[x]", "uri", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -1410172354:
        /* valueUrl */ return new Property("value[x]", "url", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -765667124:
        /* valueUuid */ return new Property("value[x]", "uuid", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -478981821:
        /* valueAddress */ return new Property("value[x]", "Address",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1410191922:
        /* valueAge */ return new Property("value[x]", "Age", "The value of the Output parameter as a basic type.", 0,
            1, value);
      case -67108992:
        /* valueAnnotation */ return new Property("value[x]", "Annotation",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -475566732:
        /* valueAttachment */ return new Property("value[x]", "Attachment",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 924902896:
        /* valueCodeableConcept */ return new Property("value[x]", "CodeableConcept",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1887705029:
        /* valueCoding */ return new Property("value[x]", "Coding",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 944904545:
        /* valueContactPoint */ return new Property("value[x]", "ContactPoint",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 2017332766:
        /* valueCount */ return new Property("value[x]", "Count", "The value of the Output parameter as a basic type.",
            0, 1, value);
      case -456359802:
        /* valueDistance */ return new Property("value[x]", "Distance",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 1558135333:
        /* valueDuration */ return new Property("value[x]", "Duration",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -2026205465:
        /* valueHumanName */ return new Property("value[x]", "HumanName",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -130498310:
        /* valueIdentifier */ return new Property("value[x]", "Identifier",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 2026560975:
        /* valueMoney */ return new Property("value[x]", "Money", "The value of the Output parameter as a basic type.",
            0, 1, value);
      case -1524344174:
        /* valuePeriod */ return new Property("value[x]", "Period",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -2029823716:
        /* valueQuantity */ return new Property("value[x]", "Quantity",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 2030761548:
        /* valueRange */ return new Property("value[x]", "Range", "The value of the Output parameter as a basic type.",
            0, 1, value);
      case 2030767386:
        /* valueRatio */ return new Property("value[x]", "Ratio", "The value of the Output parameter as a basic type.",
            0, 1, value);
      case 1755241690:
        /* valueReference */ return new Property("value[x]", "Reference",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -962229101:
        /* valueSampledData */ return new Property("value[x]", "SampledData",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -540985785:
        /* valueSignature */ return new Property("value[x]", "Signature",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1406282469:
        /* valueTiming */ return new Property("value[x]", "Timing",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1125200224:
        /* valueContactDetail */ return new Property("value[x]", "ContactDetail",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 1281021610:
        /* valueContributor */ return new Property("value[x]", "Contributor",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 1710554248:
        /* valueDataRequirement */ return new Property("value[x]", "DataRequirement",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -307517719:
        /* valueExpression */ return new Property("value[x]", "Expression",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 1387478187:
        /* valueParameterDefinition */ return new Property("value[x]", "ParameterDefinition",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 1748214124:
        /* valueRelatedArtifact */ return new Property("value[x]", "RelatedArtifact",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 976830394:
        /* valueTriggerDefinition */ return new Property("value[x]", "TriggerDefinition",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case 588000479:
        /* valueUsageContext */ return new Property("value[x]", "UsageContext",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -1858636920:
        /* valueDosage */ return new Property("value[x]", "Dosage",
            "The value of the Output parameter as a basic type.", 0, 1, value);
      case -765920490:
        /* valueMeta */ return new Property("value[x]", "Meta", "The value of the Output parameter as a basic type.", 0,
            1, value);
      default:
        return super.getNamedProperty(_hash, _name, _checkValid);
      }

    }

    @Override
    public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
      switch (hash) {
      case 3575610:
        /* type */ return this.type == null ? new Base[0] : new Base[] { this.type }; // CodeableConcept
      case 111972721:
        /* value */ return this.value == null ? new Base[0] : new Base[] { this.value }; // DataType
      default:
        return super.getProperty(hash, name, checkValid);
      }

    }

    @Override
    public Base setProperty(int hash, String name, Base value) throws FHIRException {
      switch (hash) {
      case 3575610: // type
        this.type = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
        return value;
      case 111972721: // value
        this.value = TypeConvertor.castToType(value); // DataType
        return value;
      default:
        return super.setProperty(hash, name, value);
      }

    }

    @Override
    public Base setProperty(String name, Base value) throws FHIRException {
      if (name.equals("type")) {
        this.type = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      } else if (name.equals("value[x]")) {
        this.value = TypeConvertor.castToType(value); // DataType
      } else
        return super.setProperty(name, value);
      return value;
    }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
      if (name.equals("type")) {
        this.type = null;
      } else if (name.equals("value[x]")) {
        this.value = null;
      } else
        super.removeChild(name, value);
      
    }

    @Override
    public Base makeProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3575610:
        return getType();
      case -1410166417:
        return getValue();
      case 111972721:
        return getValue();
      default:
        return super.makeProperty(hash, name);
      }

    }

    @Override
    public String[] getTypesForProperty(int hash, String name) throws FHIRException {
      switch (hash) {
      case 3575610:
        /* type */ return new String[] { "CodeableConcept" };
      case 111972721:
        /* value */ return new String[] { "base64Binary", "boolean", "canonical", "code", "date", "dateTime", "decimal",
            "id", "instant", "integer", "markdown", "oid", "positiveInt", "string", "time", "unsignedInt", "uri", "url",
            "uuid", "Address", "Age", "Annotation", "Attachment", "CodeableConcept", "Coding", "ContactPoint", "Count",
            "Distance", "Duration", "HumanName", "Identifier", "Money", "Period", "Quantity", "Range", "Ratio",
            "Reference", "SampledData", "Signature", "Timing", "ContactDetail", "Contributor", "DataRequirement",
            "Expression", "ParameterDefinition", "RelatedArtifact", "TriggerDefinition", "UsageContext", "Dosage",
            "Meta" };
      default:
        return super.getTypesForProperty(hash, name);
      }

    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("type")) {
        this.type = new CodeableConcept();
        return this.type;
      } else if (name.equals("valueBase64Binary")) {
        this.value = new Base64BinaryType();
        return this.value;
      } else if (name.equals("valueBoolean")) {
        this.value = new BooleanType();
        return this.value;
      } else if (name.equals("valueCanonical")) {
        this.value = new CanonicalType();
        return this.value;
      } else if (name.equals("valueCode")) {
        this.value = new CodeType();
        return this.value;
      } else if (name.equals("valueDate")) {
        this.value = new DateType();
        return this.value;
      } else if (name.equals("valueDateTime")) {
        this.value = new DateTimeType();
        return this.value;
      } else if (name.equals("valueDecimal")) {
        this.value = new DecimalType();
        return this.value;
      } else if (name.equals("valueId")) {
        this.value = new IdType();
        return this.value;
      } else if (name.equals("valueInstant")) {
        this.value = new InstantType();
        return this.value;
      } else if (name.equals("valueInteger")) {
        this.value = new IntegerType();
        return this.value;
      } else if (name.equals("valueMarkdown")) {
        this.value = new MarkdownType();
        return this.value;
      } else if (name.equals("valueOid")) {
        this.value = new OidType();
        return this.value;
      } else if (name.equals("valuePositiveInt")) {
        this.value = new PositiveIntType();
        return this.value;
      } else if (name.equals("valueString")) {
        this.value = new StringType();
        return this.value;
      } else if (name.equals("valueTime")) {
        this.value = new TimeType();
        return this.value;
      } else if (name.equals("valueUnsignedInt")) {
        this.value = new UnsignedIntType();
        return this.value;
      } else if (name.equals("valueUri")) {
        this.value = new UriType();
        return this.value;
      } else if (name.equals("valueUrl")) {
        this.value = new UrlType();
        return this.value;
      } else if (name.equals("valueUuid")) {
        this.value = new UuidType();
        return this.value;
      } else if (name.equals("valueAddress")) {
        this.value = new Address();
        return this.value;
      } else if (name.equals("valueAge")) {
        this.value = new Age();
        return this.value;
      } else if (name.equals("valueAnnotation")) {
        this.value = new Annotation();
        return this.value;
      } else if (name.equals("valueAttachment")) {
        this.value = new Attachment();
        return this.value;
      } else if (name.equals("valueCodeableConcept")) {
        this.value = new CodeableConcept();
        return this.value;
      } else if (name.equals("valueCoding")) {
        this.value = new Coding();
        return this.value;
      } else if (name.equals("valueContactPoint")) {
        this.value = new ContactPoint();
        return this.value;
      } else if (name.equals("valueCount")) {
        this.value = new Count();
        return this.value;
      } else if (name.equals("valueDistance")) {
        this.value = new Distance();
        return this.value;
      } else if (name.equals("valueDuration")) {
        this.value = new Duration();
        return this.value;
      } else if (name.equals("valueHumanName")) {
        this.value = new HumanName();
        return this.value;
      } else if (name.equals("valueIdentifier")) {
        this.value = new Identifier();
        return this.value;
      } else if (name.equals("valueMoney")) {
        this.value = new Money();
        return this.value;
      } else if (name.equals("valuePeriod")) {
        this.value = new Period();
        return this.value;
      } else if (name.equals("valueQuantity")) {
        this.value = new Quantity();
        return this.value;
      } else if (name.equals("valueRange")) {
        this.value = new Range();
        return this.value;
      } else if (name.equals("valueRatio")) {
        this.value = new Ratio();
        return this.value;
      } else if (name.equals("valueReference")) {
        this.value = new Reference();
        return this.value;
      } else if (name.equals("valueSampledData")) {
        this.value = new SampledData();
        return this.value;
      } else if (name.equals("valueSignature")) {
        this.value = new Signature();
        return this.value;
      } else if (name.equals("valueTiming")) {
        this.value = new Timing();
        return this.value;
      } else if (name.equals("valueContactDetail")) {
        this.value = new ContactDetail();
        return this.value;
      } else if (name.equals("valueContributor")) {
        this.value = new Contributor();
        return this.value;
      } else if (name.equals("valueDataRequirement")) {
        this.value = new DataRequirement();
        return this.value;
      } else if (name.equals("valueExpression")) {
        this.value = new Expression();
        return this.value;
      } else if (name.equals("valueParameterDefinition")) {
        this.value = new ParameterDefinition();
        return this.value;
      } else if (name.equals("valueRelatedArtifact")) {
        this.value = new RelatedArtifact();
        return this.value;
      } else if (name.equals("valueTriggerDefinition")) {
        this.value = new TriggerDefinition();
        return this.value;
      } else if (name.equals("valueUsageContext")) {
        this.value = new UsageContext();
        return this.value;
      } else if (name.equals("valueDosage")) {
        this.value = new Dosage();
        return this.value;
      } else if (name.equals("valueMeta")) {
        this.value = new Meta();
        return this.value;
      } else
        return super.addChild(name);
    }

    public TaskOutputComponent copy() {
      TaskOutputComponent dst = new TaskOutputComponent();
      copyValues(dst);
      return dst;
    }

    public void copyValues(TaskOutputComponent dst) {
      super.copyValues(dst);
      dst.type = type == null ? null : type.copy();
      dst.value = value == null ? null : value.copy();
    }

    @Override
    public boolean equalsDeep(Base other_) {
      if (!super.equalsDeep(other_))
        return false;
      if (!(other_ instanceof TaskOutputComponent))
        return false;
      TaskOutputComponent o = (TaskOutputComponent) other_;
      return compareDeep(type, o.type, true) && compareDeep(value, o.value, true);
    }

    @Override
    public boolean equalsShallow(Base other_) {
      if (!super.equalsShallow(other_))
        return false;
      if (!(other_ instanceof TaskOutputComponent))
        return false;
      TaskOutputComponent o = (TaskOutputComponent) other_;
      return true;
    }

    public boolean isEmpty() {
      return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(type, value);
    }

    public String fhirType() {
      return "Task.output";

    }

  }

  /**
   * The business identifier for this task.
   */
  @Child(name = "identifier", type = {
      Identifier.class }, order = 0, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Task Instance Identifier", formalDefinition = "The business identifier for this task.")
  protected List identifier;

  /**
   * The URL pointing to a *FHIR*-defined protocol, guideline, orderset or other
   * definition that is adhered to in whole or in part by this Task.
   */
  @Child(name = "instantiatesCanonical", type = {
      CanonicalType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Formal definition of task", formalDefinition = "The URL pointing to a *FHIR*-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.")
  protected CanonicalType instantiatesCanonical;

  /**
   * The URL pointing to an *externally* maintained protocol, guideline, orderset
   * or other definition that is adhered to in whole or in part by this Task.
   */
  @Child(name = "instantiatesUri", type = {
      UriType.class }, order = 2, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Formal definition of task", formalDefinition = "The URL pointing to an *externally* maintained  protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.")
  protected UriType instantiatesUri;

  /**
   * BasedOn refers to a higher-level authorization that triggered the creation of
   * the task. It references a "request" resource such as a ServiceRequest,
   * MedicationRequest, ServiceRequest, CarePlan, etc. which is distinct from the
   * "request" resource the task is seeking to fulfill. This latter resource is
   * referenced by FocusOn. For example, based on a ServiceRequest (= BasedOn), a
   * task is created to fulfill a procedureRequest ( = FocusOn ) to collect a
   * specimen from a patient.
   */
  @Child(name = "basedOn", type = {
      Reference.class }, order = 3, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Request fulfilled by this task", formalDefinition = "BasedOn refers to a higher-level authorization that triggered the creation of the task.  It references a \"request\" resource such as a ServiceRequest, MedicationRequest, ServiceRequest, CarePlan, etc. which is distinct from the \"request\" resource the task is seeking to fulfill.  This latter resource is referenced by FocusOn.  For example, based on a ServiceRequest (= BasedOn), a task is created to fulfill a procedureRequest ( = FocusOn ) to collect a specimen from a patient.")
  protected List basedOn;

  /**
   * An identifier that links together multiple tasks and other requests that were
   * created in the same context.
   */
  @Child(name = "groupIdentifier", type = {
      Identifier.class }, order = 4, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Requisition or grouper id", formalDefinition = "An identifier that links together multiple tasks and other requests that were created in the same context.")
  protected Identifier groupIdentifier;

  /**
   * Task that this particular task is part of.
   */
  @Child(name = "partOf", type = {
      Task.class }, order = 5, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Composite task", formalDefinition = "Task that this particular task is part of.")
  protected List partOf;

  /**
   * The current status of the task.
   */
  @Child(name = "status", type = { CodeType.class }, order = 6, min = 1, max = 1, modifier = true, summary = true)
  @Description(shortDefinition = "draft | requested | received | accepted | +", formalDefinition = "The current status of the task.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/task-status")
  protected Enumeration status;

  /**
   * An explanation as to why this task is held, failed, was refused, etc.
   */
  @Child(name = "statusReason", type = {
      CodeableConcept.class }, order = 7, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Reason for current status", formalDefinition = "An explanation as to why this task is held, failed, was refused, etc.")
  protected CodeableConcept statusReason;

  /**
   * Contains business-specific nuances of the business state.
   */
  @Child(name = "businessStatus", type = {
      CodeableConcept.class }, order = 8, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "E.g. \"Specimen collected\", \"IV prepped\"", formalDefinition = "Contains business-specific nuances of the business state.")
  protected CodeableConcept businessStatus;

  /**
   * Indicates the "level" of actionability associated with the Task, i.e.
   * i+R[9]Cs this a proposed task, a planned task, an actionable task, etc.
   */
  @Child(name = "intent", type = { CodeType.class }, order = 9, min = 1, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option", formalDefinition = "Indicates the \"level\" of actionability associated with the Task, i.e. i+R[9]Cs this a proposed task, a planned task, an actionable task, etc.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/task-intent")
  protected Enumeration intent;

  /**
   * Indicates how quickly the Task should be addressed with respect to other
   * requests.
   */
  @Child(name = "priority", type = { CodeType.class }, order = 10, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "routine | urgent | asap | stat", formalDefinition = "Indicates how quickly the Task should be addressed with respect to other requests.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/request-priority")
  protected Enumeration priority;

  /**
   * A name or code (or both) briefly describing what the task involves.
   */
  @Child(name = "code", type = {
      CodeableConcept.class }, order = 11, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Task Type", formalDefinition = "A name or code (or both) briefly describing what the task involves.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/task-code")
  protected CodeableConcept code;

  /**
   * A free-text description of what is to be performed.
   */
  @Child(name = "description", type = {
      StringType.class }, order = 12, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Human-readable explanation of task", formalDefinition = "A free-text description of what is to be performed.")
  protected StringType description;

  /**
   * The request being actioned or the resource being manipulated by this task.
   */
  @Child(name = "focus", type = { Reference.class }, order = 13, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "What task is acting on", formalDefinition = "The request being actioned or the resource being manipulated by this task.")
  protected Reference focus;

  /**
   * The entity who benefits from the performance of the service specified in the
   * task (e.g., the patient).
   */
  @Child(name = "for", type = { Reference.class }, order = 14, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Beneficiary of the Task", formalDefinition = "The entity who benefits from the performance of the service specified in the task (e.g., the patient).")
  protected Reference for_;

  /**
   * The healthcare event (e.g. a patient and healthcare provider interaction)
   * during which this task was created.
   */
  @Child(name = "encounter", type = { Encounter.class }, order = 15, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Healthcare event during which this task originated", formalDefinition = "The healthcare event  (e.g. a patient and healthcare provider interaction) during which this task was created.")
  protected Reference encounter;

  /**
   * Identifies the time action was first taken against the task (start) and/or
   * the time final action was taken against the task prior to marking it as
   * completed (end).
   */
  @Child(name = "executionPeriod", type = {
      Period.class }, order = 16, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Start and end time of execution", formalDefinition = "Identifies the time action was first taken against the task (start) and/or the time final action was taken against the task prior to marking it as completed (end).")
  protected Period executionPeriod;

  /**
   * The date and time this task was created.
   */
  @Child(name = "authoredOn", type = {
      DateTimeType.class }, order = 17, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Task Creation Date", formalDefinition = "The date and time this task was created.")
  protected DateTimeType authoredOn;

  /**
   * The date and time of last modification to this task.
   */
  @Child(name = "lastModified", type = {
      DateTimeType.class }, order = 18, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Task Last Modified Date", formalDefinition = "The date and time of last modification to this task.")
  protected DateTimeType lastModified;

  /**
   * The creator of the task.
   */
  @Child(name = "requester", type = { Device.class, Organization.class, Patient.class, Practitioner.class,
      PractitionerRole.class, RelatedPerson.class }, order = 19, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Who is asking for task to be done", formalDefinition = "The creator of the task.")
  protected Reference requester;

  /**
   * The kind of participant that should perform the task.
   */
  @Child(name = "performerType", type = {
      CodeableConcept.class }, order = 20, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Requested performer", formalDefinition = "The kind of participant that should perform the task.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/performer-role")
  protected List performerType;

  /**
   * Individual organization or Device currently responsible for task execution.
   */
  @Child(name = "owner", type = { Practitioner.class, PractitionerRole.class, Organization.class, CareTeam.class,
      HealthcareService.class, Patient.class, Device.class,
      RelatedPerson.class }, order = 21, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Responsible individual", formalDefinition = "Individual organization or Device currently responsible for task execution.")
  protected Reference owner;

  /**
   * Principal physical location where the this task is performed.
   */
  @Child(name = "location", type = { Location.class }, order = 22, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Where task occurs", formalDefinition = "Principal physical location where the this task is performed.")
  protected Reference location;

  /**
   * A description or code indicating why this task needs to be performed.
   */
  @Child(name = "reasonCode", type = {
      CodeableConcept.class }, order = 23, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Why task is needed", formalDefinition = "A description or code indicating why this task needs to be performed.")
  protected CodeableConcept reasonCode;

  /**
   * A resource reference indicating why this task needs to be performed.
   */
  @Child(name = "reasonReference", type = {
      Reference.class }, order = 24, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Why task is needed", formalDefinition = "A resource reference indicating why this task needs to be performed.")
  protected Reference reasonReference;

  /**
   * Insurance plans, coverage extensions, pre-authorizations and/or
   * pre-determinations that may be relevant to the Task.
   */
  @Child(name = "insurance", type = { Coverage.class,
      ClaimResponse.class }, order = 25, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Associated insurance coverage", formalDefinition = "Insurance plans, coverage extensions, pre-authorizations and/or pre-determinations that may be relevant to the Task.")
  protected List insurance;

  /**
   * Free-text information captured about the task as it progresses.
   */
  @Child(name = "note", type = {
      Annotation.class }, order = 26, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Comments made about the task", formalDefinition = "Free-text information captured about the task as it progresses.")
  protected List note;

  /**
   * Links to Provenance records for past versions of this Task that identify key
   * state transitions or updates that are likely to be relevant to a user looking
   * at the current version of the task.
   */
  @Child(name = "relevantHistory", type = {
      Provenance.class }, order = 27, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Key events in history of the Task", formalDefinition = "Links to Provenance records for past versions of this Task that identify key state transitions or updates that are likely to be relevant to a user looking at the current version of the task.")
  protected List relevantHistory;

  /**
   * If the Task.focus is a request resource and the task is seeking fulfillment
   * (i.e. is asking for the request to be actioned), this element identifies any
   * limitations on what parts of the referenced request should be actioned.
   */
  @Child(name = "restriction", type = {}, order = 28, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Constraints on fulfillment tasks", formalDefinition = "If the Task.focus is a request resource and the task is seeking fulfillment (i.e. is asking for the request to be actioned), this element identifies any limitations on what parts of the referenced request should be actioned.")
  protected TaskRestrictionComponent restriction;

  /**
   * Additional information that may be needed in the execution of the task.
   */
  @Child(name = "input", type = {}, order = 29, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Information used to perform task", formalDefinition = "Additional information that may be needed in the execution of the task.")
  protected List input;

  /**
   * Outputs produced by the Task.
   */
  @Child(name = "output", type = {}, order = 30, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = false)
  @Description(shortDefinition = "Information produced as part of task", formalDefinition = "Outputs produced by the Task.")
  protected List output;

  private static final long serialVersionUID = -1820039698L;

  /**
   * Constructor
   */
  public Task() {
    super();
  }

  /**
   * Constructor
   */
  public Task(TaskStatus status, TaskIntent intent) {
    super();
    this.setStatus(status);
    this.setIntent(intent);
  }

  /**
   * @return {@link #identifier} (The business identifier for this task.)
   */
  public List getIdentifier() {
    if (this.identifier == null)
      this.identifier = new ArrayList();
    return this.identifier;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setIdentifier(List theIdentifier) {
    this.identifier = theIdentifier;
    return this;
  }

  public boolean hasIdentifier() {
    if (this.identifier == null)
      return false;
    for (Identifier item : this.identifier)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Identifier addIdentifier() { // 3
    Identifier t = new Identifier();
    if (this.identifier == null)
      this.identifier = new ArrayList();
    this.identifier.add(t);
    return t;
  }

  public Task addIdentifier(Identifier t) { // 3
    if (t == null)
      return this;
    if (this.identifier == null)
      this.identifier = new ArrayList();
    this.identifier.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #identifier}, creating
   *         it if it does not already exist {3}
   */
  public Identifier getIdentifierFirstRep() {
    if (getIdentifier().isEmpty()) {
      addIdentifier();
    }
    return getIdentifier().get(0);
  }

  /**
   * @return {@link #instantiatesCanonical} (The URL pointing to a *FHIR*-defined
   *         protocol, guideline, orderset or other definition that is adhered to
   *         in whole or in part by this Task.). This is the underlying object
   *         with id, value and extensions. The accessor
   *         "getInstantiatesCanonical" gives direct access to the value
   */
  public CanonicalType getInstantiatesCanonicalElement() {
    if (this.instantiatesCanonical == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.instantiatesCanonical");
      else if (Configuration.doAutoCreate())
        this.instantiatesCanonical = new CanonicalType(); // bb
    return this.instantiatesCanonical;
  }

  public boolean hasInstantiatesCanonicalElement() {
    return this.instantiatesCanonical != null && !this.instantiatesCanonical.isEmpty();
  }

  public boolean hasInstantiatesCanonical() {
    return this.instantiatesCanonical != null && !this.instantiatesCanonical.isEmpty();
  }

  /**
   * @param value {@link #instantiatesCanonical} (The URL pointing to a
   *              *FHIR*-defined protocol, guideline, orderset or other definition
   *              that is adhered to in whole or in part by this Task.). This is
   *              the underlying object with id, value and extensions. The
   *              accessor "getInstantiatesCanonical" gives direct access to the
   *              value
   */
  public Task setInstantiatesCanonicalElement(CanonicalType value) {
    this.instantiatesCanonical = value;
    return this;
  }

  /**
   * @return The URL pointing to a *FHIR*-defined protocol, guideline, orderset or
   *         other definition that is adhered to in whole or in part by this Task.
   */
  public String getInstantiatesCanonical() {
    return this.instantiatesCanonical == null ? null : this.instantiatesCanonical.getValue();
  }

  /**
   * @param value The URL pointing to a *FHIR*-defined protocol, guideline,
   *              orderset or other definition that is adhered to in whole or in
   *              part by this Task.
   */
  public Task setInstantiatesCanonical(String value) {
    if (Utilities.noString(value))
      this.instantiatesCanonical = null;
    else {
      if (this.instantiatesCanonical == null)
        this.instantiatesCanonical = new CanonicalType();
      this.instantiatesCanonical.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #instantiatesUri} (The URL pointing to an *externally*
   *         maintained protocol, guideline, orderset or other definition that is
   *         adhered to in whole or in part by this Task.). This is the underlying
   *         object with id, value and extensions. The accessor
   *         "getInstantiatesUri" gives direct access to the value
   */
  public UriType getInstantiatesUriElement() {
    if (this.instantiatesUri == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.instantiatesUri");
      else if (Configuration.doAutoCreate())
        this.instantiatesUri = new UriType(); // bb
    return this.instantiatesUri;
  }

  public boolean hasInstantiatesUriElement() {
    return this.instantiatesUri != null && !this.instantiatesUri.isEmpty();
  }

  public boolean hasInstantiatesUri() {
    return this.instantiatesUri != null && !this.instantiatesUri.isEmpty();
  }

  /**
   * @param value {@link #instantiatesUri} (The URL pointing to an *externally*
   *              maintained protocol, guideline, orderset or other definition
   *              that is adhered to in whole or in part by this Task.). This is
   *              the underlying object with id, value and extensions. The
   *              accessor "getInstantiatesUri" gives direct access to the value
   */
  public Task setInstantiatesUriElement(UriType value) {
    this.instantiatesUri = value;
    return this;
  }

  /**
   * @return The URL pointing to an *externally* maintained protocol, guideline,
   *         orderset or other definition that is adhered to in whole or in part
   *         by this Task.
   */
  public String getInstantiatesUri() {
    return this.instantiatesUri == null ? null : this.instantiatesUri.getValue();
  }

  /**
   * @param value The URL pointing to an *externally* maintained protocol,
   *              guideline, orderset or other definition that is adhered to in
   *              whole or in part by this Task.
   */
  public Task setInstantiatesUri(String value) {
    if (Utilities.noString(value))
      this.instantiatesUri = null;
    else {
      if (this.instantiatesUri == null)
        this.instantiatesUri = new UriType();
      this.instantiatesUri.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #basedOn} (BasedOn refers to a higher-level authorization that
   *         triggered the creation of the task. It references a "request"
   *         resource such as a ServiceRequest, MedicationRequest, ServiceRequest,
   *         CarePlan, etc. which is distinct from the "request" resource the task
   *         is seeking to fulfill. This latter resource is referenced by FocusOn.
   *         For example, based on a ServiceRequest (= BasedOn), a task is created
   *         to fulfill a procedureRequest ( = FocusOn ) to collect a specimen
   *         from a patient.)
   */
  public List getBasedOn() {
    if (this.basedOn == null)
      this.basedOn = new ArrayList();
    return this.basedOn;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setBasedOn(List theBasedOn) {
    this.basedOn = theBasedOn;
    return this;
  }

  public boolean hasBasedOn() {
    if (this.basedOn == null)
      return false;
    for (Reference item : this.basedOn)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Reference addBasedOn() { // 3
    Reference t = new Reference();
    if (this.basedOn == null)
      this.basedOn = new ArrayList();
    this.basedOn.add(t);
    return t;
  }

  public Task addBasedOn(Reference t) { // 3
    if (t == null)
      return this;
    if (this.basedOn == null)
      this.basedOn = new ArrayList();
    this.basedOn.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #basedOn}, creating it
   *         if it does not already exist {3}
   */
  public Reference getBasedOnFirstRep() {
    if (getBasedOn().isEmpty()) {
      addBasedOn();
    }
    return getBasedOn().get(0);
  }

  /**
   * @return {@link #groupIdentifier} (An identifier that links together multiple
   *         tasks and other requests that were created in the same context.)
   */
  public Identifier getGroupIdentifier() {
    if (this.groupIdentifier == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.groupIdentifier");
      else if (Configuration.doAutoCreate())
        this.groupIdentifier = new Identifier(); // cc
    return this.groupIdentifier;
  }

  public boolean hasGroupIdentifier() {
    return this.groupIdentifier != null && !this.groupIdentifier.isEmpty();
  }

  /**
   * @param value {@link #groupIdentifier} (An identifier that links together
   *              multiple tasks and other requests that were created in the same
   *              context.)
   */
  public Task setGroupIdentifier(Identifier value) {
    this.groupIdentifier = value;
    return this;
  }

  /**
   * @return {@link #partOf} (Task that this particular task is part of.)
   */
  public List getPartOf() {
    if (this.partOf == null)
      this.partOf = new ArrayList();
    return this.partOf;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setPartOf(List thePartOf) {
    this.partOf = thePartOf;
    return this;
  }

  public boolean hasPartOf() {
    if (this.partOf == null)
      return false;
    for (Reference item : this.partOf)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Reference addPartOf() { // 3
    Reference t = new Reference();
    if (this.partOf == null)
      this.partOf = new ArrayList();
    this.partOf.add(t);
    return t;
  }

  public Task addPartOf(Reference t) { // 3
    if (t == null)
      return this;
    if (this.partOf == null)
      this.partOf = new ArrayList();
    this.partOf.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #partOf}, creating it
   *         if it does not already exist {3}
   */
  public Reference getPartOfFirstRep() {
    if (getPartOf().isEmpty()) {
      addPartOf();
    }
    return getPartOf().get(0);
  }

  /**
   * @return {@link #status} (The current status of the task.). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getStatus" gives direct access to the value
   */
  public Enumeration getStatusElement() {
    if (this.status == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.status");
      else if (Configuration.doAutoCreate())
        this.status = new Enumeration(new TaskStatusEnumFactory()); // bb
    return this.status;
  }

  public boolean hasStatusElement() {
    return this.status != null && !this.status.isEmpty();
  }

  public boolean hasStatus() {
    return this.status != null && !this.status.isEmpty();
  }

  /**
   * @param value {@link #status} (The current status of the task.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getStatus" gives direct access to the value
   */
  public Task setStatusElement(Enumeration value) {
    this.status = value;
    return this;
  }

  /**
   * @return The current status of the task.
   */
  public TaskStatus getStatus() {
    return this.status == null ? null : this.status.getValue();
  }

  /**
   * @param value The current status of the task.
   */
  public Task setStatus(TaskStatus value) {
    if (this.status == null)
      this.status = new Enumeration(new TaskStatusEnumFactory());
    this.status.setValue(value);
    return this;
  }

  /**
   * @return {@link #statusReason} (An explanation as to why this task is held,
   *         failed, was refused, etc.)
   */
  public CodeableConcept getStatusReason() {
    if (this.statusReason == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.statusReason");
      else if (Configuration.doAutoCreate())
        this.statusReason = new CodeableConcept(); // cc
    return this.statusReason;
  }

  public boolean hasStatusReason() {
    return this.statusReason != null && !this.statusReason.isEmpty();
  }

  /**
   * @param value {@link #statusReason} (An explanation as to why this task is
   *              held, failed, was refused, etc.)
   */
  public Task setStatusReason(CodeableConcept value) {
    this.statusReason = value;
    return this;
  }

  /**
   * @return {@link #businessStatus} (Contains business-specific nuances of the
   *         business state.)
   */
  public CodeableConcept getBusinessStatus() {
    if (this.businessStatus == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.businessStatus");
      else if (Configuration.doAutoCreate())
        this.businessStatus = new CodeableConcept(); // cc
    return this.businessStatus;
  }

  public boolean hasBusinessStatus() {
    return this.businessStatus != null && !this.businessStatus.isEmpty();
  }

  /**
   * @param value {@link #businessStatus} (Contains business-specific nuances of
   *              the business state.)
   */
  public Task setBusinessStatus(CodeableConcept value) {
    this.businessStatus = value;
    return this;
  }

  /**
   * @return {@link #intent} (Indicates the "level" of actionability associated
   *         with the Task, i.e. i+R[9]Cs this a proposed task, a planned task, an
   *         actionable task, etc.). This is the underlying object with id, value
   *         and extensions. The accessor "getIntent" gives direct access to the
   *         value
   */
  public Enumeration getIntentElement() {
    if (this.intent == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.intent");
      else if (Configuration.doAutoCreate())
        this.intent = new Enumeration(new TaskIntentEnumFactory()); // bb
    return this.intent;
  }

  public boolean hasIntentElement() {
    return this.intent != null && !this.intent.isEmpty();
  }

  public boolean hasIntent() {
    return this.intent != null && !this.intent.isEmpty();
  }

  /**
   * @param value {@link #intent} (Indicates the "level" of actionability
   *              associated with the Task, i.e. i+R[9]Cs this a proposed task, a
   *              planned task, an actionable task, etc.). This is the underlying
   *              object with id, value and extensions. The accessor "getIntent"
   *              gives direct access to the value
   */
  public Task setIntentElement(Enumeration value) {
    this.intent = value;
    return this;
  }

  /**
   * @return Indicates the "level" of actionability associated with the Task, i.e.
   *         i+R[9]Cs this a proposed task, a planned task, an actionable task,
   *         etc.
   */
  public TaskIntent getIntent() {
    return this.intent == null ? null : this.intent.getValue();
  }

  /**
   * @param value Indicates the "level" of actionability associated with the Task,
   *              i.e. i+R[9]Cs this a proposed task, a planned task, an
   *              actionable task, etc.
   */
  public Task setIntent(TaskIntent value) {
    if (this.intent == null)
      this.intent = new Enumeration(new TaskIntentEnumFactory());
    this.intent.setValue(value);
    return this;
  }

  /**
   * @return {@link #priority} (Indicates how quickly the Task should be addressed
   *         with respect to other requests.). This is the underlying object with
   *         id, value and extensions. The accessor "getPriority" gives direct
   *         access to the value
   */
  public Enumeration getPriorityElement() {
    if (this.priority == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.priority");
      else if (Configuration.doAutoCreate())
        this.priority = new Enumeration(new RequestPriorityEnumFactory()); // bb
    return this.priority;
  }

  public boolean hasPriorityElement() {
    return this.priority != null && !this.priority.isEmpty();
  }

  public boolean hasPriority() {
    return this.priority != null && !this.priority.isEmpty();
  }

  /**
   * @param value {@link #priority} (Indicates how quickly the Task should be
   *              addressed with respect to other requests.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getPriority" gives direct access to the value
   */
  public Task setPriorityElement(Enumeration value) {
    this.priority = value;
    return this;
  }

  /**
   * @return Indicates how quickly the Task should be addressed with respect to
   *         other requests.
   */
  public RequestPriority getPriority() {
    return this.priority == null ? null : this.priority.getValue();
  }

  /**
   * @param value Indicates how quickly the Task should be addressed with respect
   *              to other requests.
   */
  public Task setPriority(RequestPriority value) {
    if (value == null)
      this.priority = null;
    else {
      if (this.priority == null)
        this.priority = new Enumeration(new RequestPriorityEnumFactory());
      this.priority.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #code} (A name or code (or both) briefly describing what the
   *         task involves.)
   */
  public CodeableConcept getCode() {
    if (this.code == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.code");
      else if (Configuration.doAutoCreate())
        this.code = new CodeableConcept(); // cc
    return this.code;
  }

  public boolean hasCode() {
    return this.code != null && !this.code.isEmpty();
  }

  /**
   * @param value {@link #code} (A name or code (or both) briefly describing what
   *              the task involves.)
   */
  public Task setCode(CodeableConcept value) {
    this.code = value;
    return this;
  }

  /**
   * @return {@link #description} (A free-text description of what is to be
   *         performed.). This is the underlying object with id, value and
   *         extensions. The accessor "getDescription" gives direct access to the
   *         value
   */
  public StringType getDescriptionElement() {
    if (this.description == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.description");
      else if (Configuration.doAutoCreate())
        this.description = new StringType(); // bb
    return this.description;
  }

  public boolean hasDescriptionElement() {
    return this.description != null && !this.description.isEmpty();
  }

  public boolean hasDescription() {
    return this.description != null && !this.description.isEmpty();
  }

  /**
   * @param value {@link #description} (A free-text description of what is to be
   *              performed.). This is the underlying object with id, value and
   *              extensions. The accessor "getDescription" gives direct access to
   *              the value
   */
  public Task setDescriptionElement(StringType value) {
    this.description = value;
    return this;
  }

  /**
   * @return A free-text description of what is to be performed.
   */
  public String getDescription() {
    return this.description == null ? null : this.description.getValue();
  }

  /**
   * @param value A free-text description of what is to be performed.
   */
  public Task setDescription(String value) {
    if (Utilities.noString(value))
      this.description = null;
    else {
      if (this.description == null)
        this.description = new StringType();
      this.description.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #focus} (The request being actioned or the resource being
   *         manipulated by this task.)
   */
  public Reference getFocus() {
    if (this.focus == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.focus");
      else if (Configuration.doAutoCreate())
        this.focus = new Reference(); // cc
    return this.focus;
  }

  public boolean hasFocus() {
    return this.focus != null && !this.focus.isEmpty();
  }

  /**
   * @param value {@link #focus} (The request being actioned or the resource being
   *              manipulated by this task.)
   */
  public Task setFocus(Reference value) {
    this.focus = value;
    return this;
  }

  /**
   * @return {@link #for_} (The entity who benefits from the performance of the
   *         service specified in the task (e.g., the patient).)
   */
  public Reference getFor() {
    if (this.for_ == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.for_");
      else if (Configuration.doAutoCreate())
        this.for_ = new Reference(); // cc
    return this.for_;
  }

  public boolean hasFor() {
    return this.for_ != null && !this.for_.isEmpty();
  }

  /**
   * @param value {@link #for_} (The entity who benefits from the performance of
   *              the service specified in the task (e.g., the patient).)
   */
  public Task setFor(Reference value) {
    this.for_ = value;
    return this;
  }

  /**
   * @return {@link #encounter} (The healthcare event (e.g. a patient and
   *         healthcare provider interaction) during which this task was created.)
   */
  public Reference getEncounter() {
    if (this.encounter == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.encounter");
      else if (Configuration.doAutoCreate())
        this.encounter = new Reference(); // cc
    return this.encounter;
  }

  public boolean hasEncounter() {
    return this.encounter != null && !this.encounter.isEmpty();
  }

  /**
   * @param value {@link #encounter} (The healthcare event (e.g. a patient and
   *              healthcare provider interaction) during which this task was
   *              created.)
   */
  public Task setEncounter(Reference value) {
    this.encounter = value;
    return this;
  }

  /**
   * @return {@link #executionPeriod} (Identifies the time action was first taken
   *         against the task (start) and/or the time final action was taken
   *         against the task prior to marking it as completed (end).)
   */
  public Period getExecutionPeriod() {
    if (this.executionPeriod == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.executionPeriod");
      else if (Configuration.doAutoCreate())
        this.executionPeriod = new Period(); // cc
    return this.executionPeriod;
  }

  public boolean hasExecutionPeriod() {
    return this.executionPeriod != null && !this.executionPeriod.isEmpty();
  }

  /**
   * @param value {@link #executionPeriod} (Identifies the time action was first
   *              taken against the task (start) and/or the time final action was
   *              taken against the task prior to marking it as completed (end).)
   */
  public Task setExecutionPeriod(Period value) {
    this.executionPeriod = value;
    return this;
  }

  /**
   * @return {@link #authoredOn} (The date and time this task was created.). This
   *         is the underlying object with id, value and extensions. The accessor
   *         "getAuthoredOn" gives direct access to the value
   */
  public DateTimeType getAuthoredOnElement() {
    if (this.authoredOn == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.authoredOn");
      else if (Configuration.doAutoCreate())
        this.authoredOn = new DateTimeType(); // bb
    return this.authoredOn;
  }

  public boolean hasAuthoredOnElement() {
    return this.authoredOn != null && !this.authoredOn.isEmpty();
  }

  public boolean hasAuthoredOn() {
    return this.authoredOn != null && !this.authoredOn.isEmpty();
  }

  /**
   * @param value {@link #authoredOn} (The date and time this task was created.).
   *              This is the underlying object with id, value and extensions. The
   *              accessor "getAuthoredOn" gives direct access to the value
   */
  public Task setAuthoredOnElement(DateTimeType value) {
    this.authoredOn = value;
    return this;
  }

  /**
   * @return The date and time this task was created.
   */
  public Date getAuthoredOn() {
    return this.authoredOn == null ? null : this.authoredOn.getValue();
  }

  /**
   * @param value The date and time this task was created.
   */
  public Task setAuthoredOn(Date value) {
    if (value == null)
      this.authoredOn = null;
    else {
      if (this.authoredOn == null)
        this.authoredOn = new DateTimeType();
      this.authoredOn.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #lastModified} (The date and time of last modification to this
   *         task.). This is the underlying object with id, value and extensions.
   *         The accessor "getLastModified" gives direct access to the value
   */
  public DateTimeType getLastModifiedElement() {
    if (this.lastModified == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.lastModified");
      else if (Configuration.doAutoCreate())
        this.lastModified = new DateTimeType(); // bb
    return this.lastModified;
  }

  public boolean hasLastModifiedElement() {
    return this.lastModified != null && !this.lastModified.isEmpty();
  }

  public boolean hasLastModified() {
    return this.lastModified != null && !this.lastModified.isEmpty();
  }

  /**
   * @param value {@link #lastModified} (The date and time of last modification to
   *              this task.). This is the underlying object with id, value and
   *              extensions. The accessor "getLastModified" gives direct access
   *              to the value
   */
  public Task setLastModifiedElement(DateTimeType value) {
    this.lastModified = value;
    return this;
  }

  /**
   * @return The date and time of last modification to this task.
   */
  public Date getLastModified() {
    return this.lastModified == null ? null : this.lastModified.getValue();
  }

  /**
   * @param value The date and time of last modification to this task.
   */
  public Task setLastModified(Date value) {
    if (value == null)
      this.lastModified = null;
    else {
      if (this.lastModified == null)
        this.lastModified = new DateTimeType();
      this.lastModified.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #requester} (The creator of the task.)
   */
  public Reference getRequester() {
    if (this.requester == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.requester");
      else if (Configuration.doAutoCreate())
        this.requester = new Reference(); // cc
    return this.requester;
  }

  public boolean hasRequester() {
    return this.requester != null && !this.requester.isEmpty();
  }

  /**
   * @param value {@link #requester} (The creator of the task.)
   */
  public Task setRequester(Reference value) {
    this.requester = value;
    return this;
  }

  /**
   * @return {@link #performerType} (The kind of participant that should perform
   *         the task.)
   */
  public List getPerformerType() {
    if (this.performerType == null)
      this.performerType = new ArrayList();
    return this.performerType;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setPerformerType(List thePerformerType) {
    this.performerType = thePerformerType;
    return this;
  }

  public boolean hasPerformerType() {
    if (this.performerType == null)
      return false;
    for (CodeableConcept item : this.performerType)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public CodeableConcept addPerformerType() { // 3
    CodeableConcept t = new CodeableConcept();
    if (this.performerType == null)
      this.performerType = new ArrayList();
    this.performerType.add(t);
    return t;
  }

  public Task addPerformerType(CodeableConcept t) { // 3
    if (t == null)
      return this;
    if (this.performerType == null)
      this.performerType = new ArrayList();
    this.performerType.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #performerType},
   *         creating it if it does not already exist {3}
   */
  public CodeableConcept getPerformerTypeFirstRep() {
    if (getPerformerType().isEmpty()) {
      addPerformerType();
    }
    return getPerformerType().get(0);
  }

  /**
   * @return {@link #owner} (Individual organization or Device currently
   *         responsible for task execution.)
   */
  public Reference getOwner() {
    if (this.owner == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.owner");
      else if (Configuration.doAutoCreate())
        this.owner = new Reference(); // cc
    return this.owner;
  }

  public boolean hasOwner() {
    return this.owner != null && !this.owner.isEmpty();
  }

  /**
   * @param value {@link #owner} (Individual organization or Device currently
   *              responsible for task execution.)
   */
  public Task setOwner(Reference value) {
    this.owner = value;
    return this;
  }

  /**
   * @return {@link #location} (Principal physical location where the this task is
   *         performed.)
   */
  public Reference getLocation() {
    if (this.location == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.location");
      else if (Configuration.doAutoCreate())
        this.location = new Reference(); // cc
    return this.location;
  }

  public boolean hasLocation() {
    return this.location != null && !this.location.isEmpty();
  }

  /**
   * @param value {@link #location} (Principal physical location where the this
   *              task is performed.)
   */
  public Task setLocation(Reference value) {
    this.location = value;
    return this;
  }

  /**
   * @return {@link #reasonCode} (A description or code indicating why this task
   *         needs to be performed.)
   */
  public CodeableConcept getReasonCode() {
    if (this.reasonCode == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.reasonCode");
      else if (Configuration.doAutoCreate())
        this.reasonCode = new CodeableConcept(); // cc
    return this.reasonCode;
  }

  public boolean hasReasonCode() {
    return this.reasonCode != null && !this.reasonCode.isEmpty();
  }

  /**
   * @param value {@link #reasonCode} (A description or code indicating why this
   *              task needs to be performed.)
   */
  public Task setReasonCode(CodeableConcept value) {
    this.reasonCode = value;
    return this;
  }

  /**
   * @return {@link #reasonReference} (A resource reference indicating why this
   *         task needs to be performed.)
   */
  public Reference getReasonReference() {
    if (this.reasonReference == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.reasonReference");
      else if (Configuration.doAutoCreate())
        this.reasonReference = new Reference(); // cc
    return this.reasonReference;
  }

  public boolean hasReasonReference() {
    return this.reasonReference != null && !this.reasonReference.isEmpty();
  }

  /**
   * @param value {@link #reasonReference} (A resource reference indicating why
   *              this task needs to be performed.)
   */
  public Task setReasonReference(Reference value) {
    this.reasonReference = value;
    return this;
  }

  /**
   * @return {@link #insurance} (Insurance plans, coverage extensions,
   *         pre-authorizations and/or pre-determinations that may be relevant to
   *         the Task.)
   */
  public List getInsurance() {
    if (this.insurance == null)
      this.insurance = new ArrayList();
    return this.insurance;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setInsurance(List theInsurance) {
    this.insurance = theInsurance;
    return this;
  }

  public boolean hasInsurance() {
    if (this.insurance == null)
      return false;
    for (Reference item : this.insurance)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Reference addInsurance() { // 3
    Reference t = new Reference();
    if (this.insurance == null)
      this.insurance = new ArrayList();
    this.insurance.add(t);
    return t;
  }

  public Task addInsurance(Reference t) { // 3
    if (t == null)
      return this;
    if (this.insurance == null)
      this.insurance = new ArrayList();
    this.insurance.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #insurance}, creating
   *         it if it does not already exist {3}
   */
  public Reference getInsuranceFirstRep() {
    if (getInsurance().isEmpty()) {
      addInsurance();
    }
    return getInsurance().get(0);
  }

  /**
   * @return {@link #note} (Free-text information captured about the task as it
   *         progresses.)
   */
  public List getNote() {
    if (this.note == null)
      this.note = new ArrayList();
    return this.note;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setNote(List theNote) {
    this.note = theNote;
    return this;
  }

  public boolean hasNote() {
    if (this.note == null)
      return false;
    for (Annotation item : this.note)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Annotation addNote() { // 3
    Annotation t = new Annotation();
    if (this.note == null)
      this.note = new ArrayList();
    this.note.add(t);
    return t;
  }

  public Task addNote(Annotation t) { // 3
    if (t == null)
      return this;
    if (this.note == null)
      this.note = new ArrayList();
    this.note.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #note}, creating it if
   *         it does not already exist {3}
   */
  public Annotation getNoteFirstRep() {
    if (getNote().isEmpty()) {
      addNote();
    }
    return getNote().get(0);
  }

  /**
   * @return {@link #relevantHistory} (Links to Provenance records for past
   *         versions of this Task that identify key state transitions or updates
   *         that are likely to be relevant to a user looking at the current
   *         version of the task.)
   */
  public List getRelevantHistory() {
    if (this.relevantHistory == null)
      this.relevantHistory = new ArrayList();
    return this.relevantHistory;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setRelevantHistory(List theRelevantHistory) {
    this.relevantHistory = theRelevantHistory;
    return this;
  }

  public boolean hasRelevantHistory() {
    if (this.relevantHistory == null)
      return false;
    for (Reference item : this.relevantHistory)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Reference addRelevantHistory() { // 3
    Reference t = new Reference();
    if (this.relevantHistory == null)
      this.relevantHistory = new ArrayList();
    this.relevantHistory.add(t);
    return t;
  }

  public Task addRelevantHistory(Reference t) { // 3
    if (t == null)
      return this;
    if (this.relevantHistory == null)
      this.relevantHistory = new ArrayList();
    this.relevantHistory.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #relevantHistory},
   *         creating it if it does not already exist {3}
   */
  public Reference getRelevantHistoryFirstRep() {
    if (getRelevantHistory().isEmpty()) {
      addRelevantHistory();
    }
    return getRelevantHistory().get(0);
  }

  /**
   * @return {@link #restriction} (If the Task.focus is a request resource and the
   *         task is seeking fulfillment (i.e. is asking for the request to be
   *         actioned), this element identifies any limitations on what parts of
   *         the referenced request should be actioned.)
   */
  public TaskRestrictionComponent getRestriction() {
    if (this.restriction == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Task.restriction");
      else if (Configuration.doAutoCreate())
        this.restriction = new TaskRestrictionComponent(); // cc
    return this.restriction;
  }

  public boolean hasRestriction() {
    return this.restriction != null && !this.restriction.isEmpty();
  }

  /**
   * @param value {@link #restriction} (If the Task.focus is a request resource
   *              and the task is seeking fulfillment (i.e. is asking for the
   *              request to be actioned), this element identifies any limitations
   *              on what parts of the referenced request should be actioned.)
   */
  public Task setRestriction(TaskRestrictionComponent value) {
    this.restriction = value;
    return this;
  }

  /**
   * @return {@link #input} (Additional information that may be needed in the
   *         execution of the task.)
   */
  public List getInput() {
    if (this.input == null)
      this.input = new ArrayList();
    return this.input;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setInput(List theInput) {
    this.input = theInput;
    return this;
  }

  public boolean hasInput() {
    if (this.input == null)
      return false;
    for (ParameterComponent item : this.input)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public ParameterComponent addInput() { // 3
    ParameterComponent t = new ParameterComponent();
    if (this.input == null)
      this.input = new ArrayList();
    this.input.add(t);
    return t;
  }

  public Task addInput(ParameterComponent t) { // 3
    if (t == null)
      return this;
    if (this.input == null)
      this.input = new ArrayList();
    this.input.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #input}, creating it
   *         if it does not already exist {3}
   */
  public ParameterComponent getInputFirstRep() {
    if (getInput().isEmpty()) {
      addInput();
    }
    return getInput().get(0);
  }

  /**
   * @return {@link #output} (Outputs produced by the Task.)
   */
  public List getOutput() {
    if (this.output == null)
      this.output = new ArrayList();
    return this.output;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public Task setOutput(List theOutput) {
    this.output = theOutput;
    return this;
  }

  public boolean hasOutput() {
    if (this.output == null)
      return false;
    for (TaskOutputComponent item : this.output)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public TaskOutputComponent addOutput() { // 3
    TaskOutputComponent t = new TaskOutputComponent();
    if (this.output == null)
      this.output = new ArrayList();
    this.output.add(t);
    return t;
  }

  public Task addOutput(TaskOutputComponent t) { // 3
    if (t == null)
      return this;
    if (this.output == null)
      this.output = new ArrayList();
    this.output.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #output}, creating it
   *         if it does not already exist {3}
   */
  public TaskOutputComponent getOutputFirstRep() {
    if (getOutput().isEmpty()) {
      addOutput();
    }
    return getOutput().get(0);
  }

  protected void listChildren(List children) {
    super.listChildren(children);
    children.add(new Property("identifier", "Identifier", "The business identifier for this task.", 0,
        java.lang.Integer.MAX_VALUE, identifier));
    children.add(new Property("instantiatesCanonical", "canonical(ActivityDefinition)",
        "The URL pointing to a *FHIR*-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.",
        0, 1, instantiatesCanonical));
    children.add(new Property("instantiatesUri", "uri",
        "The URL pointing to an *externally* maintained  protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.",
        0, 1, instantiatesUri));
    children.add(new Property("basedOn", "Reference(Any)",
        "BasedOn refers to a higher-level authorization that triggered the creation of the task.  It references a \"request\" resource such as a ServiceRequest, MedicationRequest, ServiceRequest, CarePlan, etc. which is distinct from the \"request\" resource the task is seeking to fulfill.  This latter resource is referenced by FocusOn.  For example, based on a ServiceRequest (= BasedOn), a task is created to fulfill a procedureRequest ( = FocusOn ) to collect a specimen from a patient.",
        0, java.lang.Integer.MAX_VALUE, basedOn));
    children.add(new Property("groupIdentifier", "Identifier",
        "An identifier that links together multiple tasks and other requests that were created in the same context.", 0,
        1, groupIdentifier));
    children.add(new Property("partOf", "Reference(Task)", "Task that this particular task is part of.", 0,
        java.lang.Integer.MAX_VALUE, partOf));
    children.add(new Property("status", "code", "The current status of the task.", 0, 1, status));
    children.add(new Property("statusReason", "CodeableConcept",
        "An explanation as to why this task is held, failed, was refused, etc.", 0, 1, statusReason));
    children.add(new Property("businessStatus", "CodeableConcept",
        "Contains business-specific nuances of the business state.", 0, 1, businessStatus));
    children.add(new Property("intent", "code",
        "Indicates the \"level\" of actionability associated with the Task, i.e. i+R[9]Cs this a proposed task, a planned task, an actionable task, etc.",
        0, 1, intent));
    children.add(new Property("priority", "code",
        "Indicates how quickly the Task should be addressed with respect to other requests.", 0, 1, priority));
    children.add(new Property("code", "CodeableConcept",
        "A name or code (or both) briefly describing what the task involves.", 0, 1, code));
    children.add(new Property("description", "string", "A free-text description of what is to be performed.", 0, 1,
        description));
    children.add(new Property("focus", "Reference(Any)",
        "The request being actioned or the resource being manipulated by this task.", 0, 1, focus));
    children.add(new Property("for", "Reference(Any)",
        "The entity who benefits from the performance of the service specified in the task (e.g., the patient).", 0, 1,
        for_));
    children.add(new Property("encounter", "Reference(Encounter)",
        "The healthcare event  (e.g. a patient and healthcare provider interaction) during which this task was created.",
        0, 1, encounter));
    children.add(new Property("executionPeriod", "Period",
        "Identifies the time action was first taken against the task (start) and/or the time final action was taken against the task prior to marking it as completed (end).",
        0, 1, executionPeriod));
    children.add(new Property("authoredOn", "dateTime", "The date and time this task was created.", 0, 1, authoredOn));
    children.add(new Property("lastModified", "dateTime", "The date and time of last modification to this task.", 0, 1,
        lastModified));
    children.add(
        new Property("requester", "Reference(Device|Organization|Patient|Practitioner|PractitionerRole|RelatedPerson)",
            "The creator of the task.", 0, 1, requester));
    children.add(new Property("performerType", "CodeableConcept",
        "The kind of participant that should perform the task.", 0, java.lang.Integer.MAX_VALUE, performerType));
    children.add(new Property("owner",
        "Reference(Practitioner|PractitionerRole|Organization|CareTeam|HealthcareService|Patient|Device|RelatedPerson)",
        "Individual organization or Device currently responsible for task execution.", 0, 1, owner));
    children.add(new Property("location", "Reference(Location)",
        "Principal physical location where the this task is performed.", 0, 1, location));
    children.add(new Property("reasonCode", "CodeableConcept",
        "A description or code indicating why this task needs to be performed.", 0, 1, reasonCode));
    children.add(new Property("reasonReference", "Reference(Any)",
        "A resource reference indicating why this task needs to be performed.", 0, 1, reasonReference));
    children.add(new Property("insurance", "Reference(Coverage|ClaimResponse)",
        "Insurance plans, coverage extensions, pre-authorizations and/or pre-determinations that may be relevant to the Task.",
        0, java.lang.Integer.MAX_VALUE, insurance));
    children.add(new Property("note", "Annotation", "Free-text information captured about the task as it progresses.",
        0, java.lang.Integer.MAX_VALUE, note));
    children.add(new Property("relevantHistory", "Reference(Provenance)",
        "Links to Provenance records for past versions of this Task that identify key state transitions or updates that are likely to be relevant to a user looking at the current version of the task.",
        0, java.lang.Integer.MAX_VALUE, relevantHistory));
    children.add(new Property("restriction", "",
        "If the Task.focus is a request resource and the task is seeking fulfillment (i.e. is asking for the request to be actioned), this element identifies any limitations on what parts of the referenced request should be actioned.",
        0, 1, restriction));
    children.add(new Property("input", "", "Additional information that may be needed in the execution of the task.", 0,
        java.lang.Integer.MAX_VALUE, input));
    children.add(new Property("output", "", "Outputs produced by the Task.", 0, java.lang.Integer.MAX_VALUE, output));
  }

  @Override
  public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
    switch (_hash) {
    case -1618432855:
      /* identifier */ return new Property("identifier", "Identifier", "The business identifier for this task.", 0,
          java.lang.Integer.MAX_VALUE, identifier);
    case 8911915:
      /* instantiatesCanonical */ return new Property("instantiatesCanonical", "canonical(ActivityDefinition)",
          "The URL pointing to a *FHIR*-defined protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.",
          0, 1, instantiatesCanonical);
    case -1926393373:
      /* instantiatesUri */ return new Property("instantiatesUri", "uri",
          "The URL pointing to an *externally* maintained  protocol, guideline, orderset or other definition that is adhered to in whole or in part by this Task.",
          0, 1, instantiatesUri);
    case -332612366:
      /* basedOn */ return new Property("basedOn", "Reference(Any)",
          "BasedOn refers to a higher-level authorization that triggered the creation of the task.  It references a \"request\" resource such as a ServiceRequest, MedicationRequest, ServiceRequest, CarePlan, etc. which is distinct from the \"request\" resource the task is seeking to fulfill.  This latter resource is referenced by FocusOn.  For example, based on a ServiceRequest (= BasedOn), a task is created to fulfill a procedureRequest ( = FocusOn ) to collect a specimen from a patient.",
          0, java.lang.Integer.MAX_VALUE, basedOn);
    case -445338488:
      /* groupIdentifier */ return new Property("groupIdentifier", "Identifier",
          "An identifier that links together multiple tasks and other requests that were created in the same context.",
          0, 1, groupIdentifier);
    case -995410646:
      /* partOf */ return new Property("partOf", "Reference(Task)", "Task that this particular task is part of.", 0,
          java.lang.Integer.MAX_VALUE, partOf);
    case -892481550:
      /* status */ return new Property("status", "code", "The current status of the task.", 0, 1, status);
    case 2051346646:
      /* statusReason */ return new Property("statusReason", "CodeableConcept",
          "An explanation as to why this task is held, failed, was refused, etc.", 0, 1, statusReason);
    case 2008591314:
      /* businessStatus */ return new Property("businessStatus", "CodeableConcept",
          "Contains business-specific nuances of the business state.", 0, 1, businessStatus);
    case -1183762788:
      /* intent */ return new Property("intent", "code",
          "Indicates the \"level\" of actionability associated with the Task, i.e. i+R[9]Cs this a proposed task, a planned task, an actionable task, etc.",
          0, 1, intent);
    case -1165461084:
      /* priority */ return new Property("priority", "code",
          "Indicates how quickly the Task should be addressed with respect to other requests.", 0, 1, priority);
    case 3059181:
      /* code */ return new Property("code", "CodeableConcept",
          "A name or code (or both) briefly describing what the task involves.", 0, 1, code);
    case -1724546052:
      /* description */ return new Property("description", "string",
          "A free-text description of what is to be performed.", 0, 1, description);
    case 97604824:
      /* focus */ return new Property("focus", "Reference(Any)",
          "The request being actioned or the resource being manipulated by this task.", 0, 1, focus);
    case 101577:
      /* for */ return new Property("for", "Reference(Any)",
          "The entity who benefits from the performance of the service specified in the task (e.g., the patient).", 0,
          1, for_);
    case 1524132147:
      /* encounter */ return new Property("encounter", "Reference(Encounter)",
          "The healthcare event  (e.g. a patient and healthcare provider interaction) during which this task was created.",
          0, 1, encounter);
    case 1218624249:
      /* executionPeriod */ return new Property("executionPeriod", "Period",
          "Identifies the time action was first taken against the task (start) and/or the time final action was taken against the task prior to marking it as completed (end).",
          0, 1, executionPeriod);
    case -1500852503:
      /* authoredOn */ return new Property("authoredOn", "dateTime", "The date and time this task was created.", 0, 1,
          authoredOn);
    case 1959003007:
      /* lastModified */ return new Property("lastModified", "dateTime",
          "The date and time of last modification to this task.", 0, 1, lastModified);
    case 693933948:
      /* requester */ return new Property("requester",
          "Reference(Device|Organization|Patient|Practitioner|PractitionerRole|RelatedPerson)",
          "The creator of the task.", 0, 1, requester);
    case -901444568:
      /* performerType */ return new Property("performerType", "CodeableConcept",
          "The kind of participant that should perform the task.", 0, java.lang.Integer.MAX_VALUE, performerType);
    case 106164915:
      /* owner */ return new Property("owner",
          "Reference(Practitioner|PractitionerRole|Organization|CareTeam|HealthcareService|Patient|Device|RelatedPerson)",
          "Individual organization or Device currently responsible for task execution.", 0, 1, owner);
    case 1901043637:
      /* location */ return new Property("location", "Reference(Location)",
          "Principal physical location where the this task is performed.", 0, 1, location);
    case 722137681:
      /* reasonCode */ return new Property("reasonCode", "CodeableConcept",
          "A description or code indicating why this task needs to be performed.", 0, 1, reasonCode);
    case -1146218137:
      /* reasonReference */ return new Property("reasonReference", "Reference(Any)",
          "A resource reference indicating why this task needs to be performed.", 0, 1, reasonReference);
    case 73049818:
      /* insurance */ return new Property("insurance", "Reference(Coverage|ClaimResponse)",
          "Insurance plans, coverage extensions, pre-authorizations and/or pre-determinations that may be relevant to the Task.",
          0, java.lang.Integer.MAX_VALUE, insurance);
    case 3387378:
      /* note */ return new Property("note", "Annotation",
          "Free-text information captured about the task as it progresses.", 0, java.lang.Integer.MAX_VALUE, note);
    case 1538891575:
      /* relevantHistory */ return new Property("relevantHistory", "Reference(Provenance)",
          "Links to Provenance records for past versions of this Task that identify key state transitions or updates that are likely to be relevant to a user looking at the current version of the task.",
          0, java.lang.Integer.MAX_VALUE, relevantHistory);
    case -1561062452:
      /* restriction */ return new Property("restriction", "",
          "If the Task.focus is a request resource and the task is seeking fulfillment (i.e. is asking for the request to be actioned), this element identifies any limitations on what parts of the referenced request should be actioned.",
          0, 1, restriction);
    case 100358090:
      /* input */ return new Property("input", "",
          "Additional information that may be needed in the execution of the task.", 0, java.lang.Integer.MAX_VALUE,
          input);
    case -1005512447:
      /* output */ return new Property("output", "", "Outputs produced by the Task.", 0, java.lang.Integer.MAX_VALUE,
          output);
    default:
      return super.getNamedProperty(_hash, _name, _checkValid);
    }

  }

  @Override
  public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
    switch (hash) {
    case -1618432855:
      /* identifier */ return this.identifier == null ? new Base[0]
          : this.identifier.toArray(new Base[this.identifier.size()]); // Identifier
    case 8911915:
      /* instantiatesCanonical */ return this.instantiatesCanonical == null ? new Base[0]
          : new Base[] { this.instantiatesCanonical }; // CanonicalType
    case -1926393373:
      /* instantiatesUri */ return this.instantiatesUri == null ? new Base[0] : new Base[] { this.instantiatesUri }; // UriType
    case -332612366:
      /* basedOn */ return this.basedOn == null ? new Base[0] : this.basedOn.toArray(new Base[this.basedOn.size()]); // Reference
    case -445338488:
      /* groupIdentifier */ return this.groupIdentifier == null ? new Base[0] : new Base[] { this.groupIdentifier }; // Identifier
    case -995410646:
      /* partOf */ return this.partOf == null ? new Base[0] : this.partOf.toArray(new Base[this.partOf.size()]); // Reference
    case -892481550:
      /* status */ return this.status == null ? new Base[0] : new Base[] { this.status }; // Enumeration
    case 2051346646:
      /* statusReason */ return this.statusReason == null ? new Base[0] : new Base[] { this.statusReason }; // CodeableConcept
    case 2008591314:
      /* businessStatus */ return this.businessStatus == null ? new Base[0] : new Base[] { this.businessStatus }; // CodeableConcept
    case -1183762788:
      /* intent */ return this.intent == null ? new Base[0] : new Base[] { this.intent }; // Enumeration
    case -1165461084:
      /* priority */ return this.priority == null ? new Base[0] : new Base[] { this.priority }; // Enumeration
    case 3059181:
      /* code */ return this.code == null ? new Base[0] : new Base[] { this.code }; // CodeableConcept
    case -1724546052:
      /* description */ return this.description == null ? new Base[0] : new Base[] { this.description }; // StringType
    case 97604824:
      /* focus */ return this.focus == null ? new Base[0] : new Base[] { this.focus }; // Reference
    case 101577:
      /* for */ return this.for_ == null ? new Base[0] : new Base[] { this.for_ }; // Reference
    case 1524132147:
      /* encounter */ return this.encounter == null ? new Base[0] : new Base[] { this.encounter }; // Reference
    case 1218624249:
      /* executionPeriod */ return this.executionPeriod == null ? new Base[0] : new Base[] { this.executionPeriod }; // Period
    case -1500852503:
      /* authoredOn */ return this.authoredOn == null ? new Base[0] : new Base[] { this.authoredOn }; // DateTimeType
    case 1959003007:
      /* lastModified */ return this.lastModified == null ? new Base[0] : new Base[] { this.lastModified }; // DateTimeType
    case 693933948:
      /* requester */ return this.requester == null ? new Base[0] : new Base[] { this.requester }; // Reference
    case -901444568:
      /* performerType */ return this.performerType == null ? new Base[0]
          : this.performerType.toArray(new Base[this.performerType.size()]); // CodeableConcept
    case 106164915:
      /* owner */ return this.owner == null ? new Base[0] : new Base[] { this.owner }; // Reference
    case 1901043637:
      /* location */ return this.location == null ? new Base[0] : new Base[] { this.location }; // Reference
    case 722137681:
      /* reasonCode */ return this.reasonCode == null ? new Base[0] : new Base[] { this.reasonCode }; // CodeableConcept
    case -1146218137:
      /* reasonReference */ return this.reasonReference == null ? new Base[0] : new Base[] { this.reasonReference }; // Reference
    case 73049818:
      /* insurance */ return this.insurance == null ? new Base[0]
          : this.insurance.toArray(new Base[this.insurance.size()]); // Reference
    case 3387378:
      /* note */ return this.note == null ? new Base[0] : this.note.toArray(new Base[this.note.size()]); // Annotation
    case 1538891575:
      /* relevantHistory */ return this.relevantHistory == null ? new Base[0]
          : this.relevantHistory.toArray(new Base[this.relevantHistory.size()]); // Reference
    case -1561062452:
      /* restriction */ return this.restriction == null ? new Base[0] : new Base[] { this.restriction }; // TaskRestrictionComponent
    case 100358090:
      /* input */ return this.input == null ? new Base[0] : this.input.toArray(new Base[this.input.size()]); // ParameterComponent
    case -1005512447:
      /* output */ return this.output == null ? new Base[0] : this.output.toArray(new Base[this.output.size()]); // TaskOutputComponent
    default:
      return super.getProperty(hash, name, checkValid);
    }

  }

  @Override
  public Base setProperty(int hash, String name, Base value) throws FHIRException {
    switch (hash) {
    case -1618432855: // identifier
      this.getIdentifier().add(TypeConvertor.castToIdentifier(value)); // Identifier
      return value;
    case 8911915: // instantiatesCanonical
      this.instantiatesCanonical = TypeConvertor.castToCanonical(value); // CanonicalType
      return value;
    case -1926393373: // instantiatesUri
      this.instantiatesUri = TypeConvertor.castToUri(value); // UriType
      return value;
    case -332612366: // basedOn
      this.getBasedOn().add(TypeConvertor.castToReference(value)); // Reference
      return value;
    case -445338488: // groupIdentifier
      this.groupIdentifier = TypeConvertor.castToIdentifier(value); // Identifier
      return value;
    case -995410646: // partOf
      this.getPartOf().add(TypeConvertor.castToReference(value)); // Reference
      return value;
    case -892481550: // status
      value = new TaskStatusEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.status = (Enumeration) value; // Enumeration
      return value;
    case 2051346646: // statusReason
      this.statusReason = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      return value;
    case 2008591314: // businessStatus
      this.businessStatus = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      return value;
    case -1183762788: // intent
      value = new TaskIntentEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.intent = (Enumeration) value; // Enumeration
      return value;
    case -1165461084: // priority
      value = new RequestPriorityEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.priority = (Enumeration) value; // Enumeration
      return value;
    case 3059181: // code
      this.code = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      return value;
    case -1724546052: // description
      this.description = TypeConvertor.castToString(value); // StringType
      return value;
    case 97604824: // focus
      this.focus = TypeConvertor.castToReference(value); // Reference
      return value;
    case 101577: // for
      this.for_ = TypeConvertor.castToReference(value); // Reference
      return value;
    case 1524132147: // encounter
      this.encounter = TypeConvertor.castToReference(value); // Reference
      return value;
    case 1218624249: // executionPeriod
      this.executionPeriod = TypeConvertor.castToPeriod(value); // Period
      return value;
    case -1500852503: // authoredOn
      this.authoredOn = TypeConvertor.castToDateTime(value); // DateTimeType
      return value;
    case 1959003007: // lastModified
      this.lastModified = TypeConvertor.castToDateTime(value); // DateTimeType
      return value;
    case 693933948: // requester
      this.requester = TypeConvertor.castToReference(value); // Reference
      return value;
    case -901444568: // performerType
      this.getPerformerType().add(TypeConvertor.castToCodeableConcept(value)); // CodeableConcept
      return value;
    case 106164915: // owner
      this.owner = TypeConvertor.castToReference(value); // Reference
      return value;
    case 1901043637: // location
      this.location = TypeConvertor.castToReference(value); // Reference
      return value;
    case 722137681: // reasonCode
      this.reasonCode = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
      return value;
    case -1146218137: // reasonReference
      this.reasonReference = TypeConvertor.castToReference(value); // Reference
      return value;
    case 73049818: // insurance
      this.getInsurance().add(TypeConvertor.castToReference(value)); // Reference
      return value;
    case 3387378: // note
      this.getNote().add(TypeConvertor.castToAnnotation(value)); // Annotation
      return value;
    case 1538891575: // relevantHistory
      this.getRelevantHistory().add(TypeConvertor.castToReference(value)); // Reference
      return value;
    case -1561062452: // restriction
      this.restriction = (TaskRestrictionComponent) value; // TaskRestrictionComponent
      return value;
    case 100358090: // input
      this.getInput().add((ParameterComponent) value); // ParameterComponent
      return value;
    case -1005512447: // output
      this.getOutput().add((TaskOutputComponent) value); // TaskOutputComponent
      return value;
    default:
      return super.setProperty(hash, name, value);
    }

  }

  @Override
  public Base setProperty(String name, Base value) throws FHIRException {
    if (name.equals("identifier")) {
      this.getIdentifier().add(TypeConvertor.castToIdentifier(value));
    } else if (name.equals("instantiatesCanonical")) {
      this.instantiatesCanonical = TypeConvertor.castToCanonical(value); // CanonicalType
    } else if (name.equals("instantiatesUri")) {
      this.instantiatesUri = TypeConvertor.castToUri(value); // UriType
    } else if (name.equals("basedOn")) {
      this.getBasedOn().add(TypeConvertor.castToReference(value));
    } else if (name.equals("groupIdentifier")) {
      this.groupIdentifier = TypeConvertor.castToIdentifier(value); // Identifier
    } else if (name.equals("partOf")) {
      this.getPartOf().add(TypeConvertor.castToReference(value));
    } else if (name.equals("status")) {
      value = new TaskStatusEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.status = (Enumeration) value; // Enumeration
    } else if (name.equals("statusReason")) {
      this.statusReason = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
    } else if (name.equals("businessStatus")) {
      this.businessStatus = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
    } else if (name.equals("intent")) {
      value = new TaskIntentEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.intent = (Enumeration) value; // Enumeration
    } else if (name.equals("priority")) {
      value = new RequestPriorityEnumFactory().fromType(TypeConvertor.castToCode(value));
      this.priority = (Enumeration) value; // Enumeration
    } else if (name.equals("code")) {
      this.code = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
    } else if (name.equals("description")) {
      this.description = TypeConvertor.castToString(value); // StringType
    } else if (name.equals("focus")) {
      this.focus = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("for")) {
      this.for_ = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("encounter")) {
      this.encounter = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("executionPeriod")) {
      this.executionPeriod = TypeConvertor.castToPeriod(value); // Period
    } else if (name.equals("authoredOn")) {
      this.authoredOn = TypeConvertor.castToDateTime(value); // DateTimeType
    } else if (name.equals("lastModified")) {
      this.lastModified = TypeConvertor.castToDateTime(value); // DateTimeType
    } else if (name.equals("requester")) {
      this.requester = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("performerType")) {
      this.getPerformerType().add(TypeConvertor.castToCodeableConcept(value));
    } else if (name.equals("owner")) {
      this.owner = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("location")) {
      this.location = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("reasonCode")) {
      this.reasonCode = TypeConvertor.castToCodeableConcept(value); // CodeableConcept
    } else if (name.equals("reasonReference")) {
      this.reasonReference = TypeConvertor.castToReference(value); // Reference
    } else if (name.equals("insurance")) {
      this.getInsurance().add(TypeConvertor.castToReference(value));
    } else if (name.equals("note")) {
      this.getNote().add(TypeConvertor.castToAnnotation(value));
    } else if (name.equals("relevantHistory")) {
      this.getRelevantHistory().add(TypeConvertor.castToReference(value));
    } else if (name.equals("restriction")) {
      this.restriction = (TaskRestrictionComponent) value; // TaskRestrictionComponent
    } else if (name.equals("input")) {
      this.getInput().add((ParameterComponent) value);
    } else if (name.equals("output")) {
      this.getOutput().add((TaskOutputComponent) value);
    } else
      return super.setProperty(name, value);
    return value;
  }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
    if (name.equals("identifier")) {
      this.getIdentifier().remove(value);
    } else if (name.equals("instantiatesCanonical")) {
      this.instantiatesCanonical = null;
    } else if (name.equals("instantiatesUri")) {
      this.instantiatesUri = null;
    } else if (name.equals("basedOn")) {
      this.getBasedOn().remove(value);
    } else if (name.equals("groupIdentifier")) {
      this.groupIdentifier = null;
    } else if (name.equals("partOf")) {
      this.getPartOf().remove(value);
    } else if (name.equals("status")) {
      this.status = null;
    } else if (name.equals("statusReason")) {
      this.statusReason = null;
    } else if (name.equals("businessStatus")) {
      this.businessStatus = null;
    } else if (name.equals("intent")) {
      this.intent = null;
    } else if (name.equals("priority")) {
      this.priority = null;
    } else if (name.equals("code")) {
      this.code = null;
    } else if (name.equals("description")) {
      this.description = null;
    } else if (name.equals("focus")) {
      this.focus = null;
    } else if (name.equals("for")) {
      this.for_ = null;
    } else if (name.equals("encounter")) {
      this.encounter = null;
    } else if (name.equals("executionPeriod")) {
      this.executionPeriod = null;
    } else if (name.equals("authoredOn")) {
      this.authoredOn = null;
    } else if (name.equals("lastModified")) {
      this.lastModified = null;
    } else if (name.equals("requester")) {
      this.requester = null;
    } else if (name.equals("performerType")) {
      this.getPerformerType().remove(value);
    } else if (name.equals("owner")) {
      this.owner = null;
    } else if (name.equals("location")) {
      this.location = null;
    } else if (name.equals("reasonCode")) {
      this.reasonCode = null;
    } else if (name.equals("reasonReference")) {
      this.reasonReference = null;
    } else if (name.equals("insurance")) {
      this.getInsurance().remove(value);
    } else if (name.equals("note")) {
      this.getNote().remove(value);
    } else if (name.equals("relevantHistory")) {
      this.getRelevantHistory().remove(value);
    } else if (name.equals("restriction")) {
      this.restriction = (TaskRestrictionComponent) value; // TaskRestrictionComponent
    } else if (name.equals("input")) {
      this.getInput().remove((ParameterComponent) value);
    } else if (name.equals("output")) {
      this.getOutput().remove((TaskOutputComponent) value);
    } else
      super.removeChild(name, value);
    
  }

  @Override
  public Base makeProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -1618432855:
      return addIdentifier();
    case 8911915:
      return getInstantiatesCanonicalElement();
    case -1926393373:
      return getInstantiatesUriElement();
    case -332612366:
      return addBasedOn();
    case -445338488:
      return getGroupIdentifier();
    case -995410646:
      return addPartOf();
    case -892481550:
      return getStatusElement();
    case 2051346646:
      return getStatusReason();
    case 2008591314:
      return getBusinessStatus();
    case -1183762788:
      return getIntentElement();
    case -1165461084:
      return getPriorityElement();
    case 3059181:
      return getCode();
    case -1724546052:
      return getDescriptionElement();
    case 97604824:
      return getFocus();
    case 101577:
      return getFor();
    case 1524132147:
      return getEncounter();
    case 1218624249:
      return getExecutionPeriod();
    case -1500852503:
      return getAuthoredOnElement();
    case 1959003007:
      return getLastModifiedElement();
    case 693933948:
      return getRequester();
    case -901444568:
      return addPerformerType();
    case 106164915:
      return getOwner();
    case 1901043637:
      return getLocation();
    case 722137681:
      return getReasonCode();
    case -1146218137:
      return getReasonReference();
    case 73049818:
      return addInsurance();
    case 3387378:
      return addNote();
    case 1538891575:
      return addRelevantHistory();
    case -1561062452:
      return getRestriction();
    case 100358090:
      return addInput();
    case -1005512447:
      return addOutput();
    default:
      return super.makeProperty(hash, name);
    }

  }

  @Override
  public String[] getTypesForProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -1618432855:
      /* identifier */ return new String[] { "Identifier" };
    case 8911915:
      /* instantiatesCanonical */ return new String[] { "canonical" };
    case -1926393373:
      /* instantiatesUri */ return new String[] { "uri" };
    case -332612366:
      /* basedOn */ return new String[] { "Reference" };
    case -445338488:
      /* groupIdentifier */ return new String[] { "Identifier" };
    case -995410646:
      /* partOf */ return new String[] { "Reference" };
    case -892481550:
      /* status */ return new String[] { "code" };
    case 2051346646:
      /* statusReason */ return new String[] { "CodeableConcept" };
    case 2008591314:
      /* businessStatus */ return new String[] { "CodeableConcept" };
    case -1183762788:
      /* intent */ return new String[] { "code" };
    case -1165461084:
      /* priority */ return new String[] { "code" };
    case 3059181:
      /* code */ return new String[] { "CodeableConcept" };
    case -1724546052:
      /* description */ return new String[] { "string" };
    case 97604824:
      /* focus */ return new String[] { "Reference" };
    case 101577:
      /* for */ return new String[] { "Reference" };
    case 1524132147:
      /* encounter */ return new String[] { "Reference" };
    case 1218624249:
      /* executionPeriod */ return new String[] { "Period" };
    case -1500852503:
      /* authoredOn */ return new String[] { "dateTime" };
    case 1959003007:
      /* lastModified */ return new String[] { "dateTime" };
    case 693933948:
      /* requester */ return new String[] { "Reference" };
    case -901444568:
      /* performerType */ return new String[] { "CodeableConcept" };
    case 106164915:
      /* owner */ return new String[] { "Reference" };
    case 1901043637:
      /* location */ return new String[] { "Reference" };
    case 722137681:
      /* reasonCode */ return new String[] { "CodeableConcept" };
    case -1146218137:
      /* reasonReference */ return new String[] { "Reference" };
    case 73049818:
      /* insurance */ return new String[] { "Reference" };
    case 3387378:
      /* note */ return new String[] { "Annotation" };
    case 1538891575:
      /* relevantHistory */ return new String[] { "Reference" };
    case -1561062452:
      /* restriction */ return new String[] {};
    case 100358090:
      /* input */ return new String[] {};
    case -1005512447:
      /* output */ return new String[] {};
    default:
      return super.getTypesForProperty(hash, name);
    }

  }

  @Override
  public Base addChild(String name) throws FHIRException {
    if (name.equals("identifier")) {
      return addIdentifier();
    } else if (name.equals("instantiatesCanonical")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.instantiatesCanonical");
    } else if (name.equals("instantiatesUri")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.instantiatesUri");
    } else if (name.equals("basedOn")) {
      return addBasedOn();
    } else if (name.equals("groupIdentifier")) {
      this.groupIdentifier = new Identifier();
      return this.groupIdentifier;
    } else if (name.equals("partOf")) {
      return addPartOf();
    } else if (name.equals("status")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.status");
    } else if (name.equals("statusReason")) {
      this.statusReason = new CodeableConcept();
      return this.statusReason;
    } else if (name.equals("businessStatus")) {
      this.businessStatus = new CodeableConcept();
      return this.businessStatus;
    } else if (name.equals("intent")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.intent");
    } else if (name.equals("priority")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.priority");
    } else if (name.equals("code")) {
      this.code = new CodeableConcept();
      return this.code;
    } else if (name.equals("description")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.description");
    } else if (name.equals("focus")) {
      this.focus = new Reference();
      return this.focus;
    } else if (name.equals("for")) {
      this.for_ = new Reference();
      return this.for_;
    } else if (name.equals("encounter")) {
      this.encounter = new Reference();
      return this.encounter;
    } else if (name.equals("executionPeriod")) {
      this.executionPeriod = new Period();
      return this.executionPeriod;
    } else if (name.equals("authoredOn")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.authoredOn");
    } else if (name.equals("lastModified")) {
      throw new FHIRException("Cannot call addChild on a singleton property Task.lastModified");
    } else if (name.equals("requester")) {
      this.requester = new Reference();
      return this.requester;
    } else if (name.equals("performerType")) {
      return addPerformerType();
    } else if (name.equals("owner")) {
      this.owner = new Reference();
      return this.owner;
    } else if (name.equals("location")) {
      this.location = new Reference();
      return this.location;
    } else if (name.equals("reasonCode")) {
      this.reasonCode = new CodeableConcept();
      return this.reasonCode;
    } else if (name.equals("reasonReference")) {
      this.reasonReference = new Reference();
      return this.reasonReference;
    } else if (name.equals("insurance")) {
      return addInsurance();
    } else if (name.equals("note")) {
      return addNote();
    } else if (name.equals("relevantHistory")) {
      return addRelevantHistory();
    } else if (name.equals("restriction")) {
      this.restriction = new TaskRestrictionComponent();
      return this.restriction;
    } else if (name.equals("input")) {
      return addInput();
    } else if (name.equals("output")) {
      return addOutput();
    } else
      return super.addChild(name);
  }

  public String fhirType() {
    return "Task";

  }

  public Task copy() {
    Task dst = new Task();
    copyValues(dst);
    return dst;
  }

  public void copyValues(Task dst) {
    super.copyValues(dst);
    if (identifier != null) {
      dst.identifier = new ArrayList();
      for (Identifier i : identifier)
        dst.identifier.add(i.copy());
    }
    ;
    dst.instantiatesCanonical = instantiatesCanonical == null ? null : instantiatesCanonical.copy();
    dst.instantiatesUri = instantiatesUri == null ? null : instantiatesUri.copy();
    if (basedOn != null) {
      dst.basedOn = new ArrayList();
      for (Reference i : basedOn)
        dst.basedOn.add(i.copy());
    }
    ;
    dst.groupIdentifier = groupIdentifier == null ? null : groupIdentifier.copy();
    if (partOf != null) {
      dst.partOf = new ArrayList();
      for (Reference i : partOf)
        dst.partOf.add(i.copy());
    }
    ;
    dst.status = status == null ? null : status.copy();
    dst.statusReason = statusReason == null ? null : statusReason.copy();
    dst.businessStatus = businessStatus == null ? null : businessStatus.copy();
    dst.intent = intent == null ? null : intent.copy();
    dst.priority = priority == null ? null : priority.copy();
    dst.code = code == null ? null : code.copy();
    dst.description = description == null ? null : description.copy();
    dst.focus = focus == null ? null : focus.copy();
    dst.for_ = for_ == null ? null : for_.copy();
    dst.encounter = encounter == null ? null : encounter.copy();
    dst.executionPeriod = executionPeriod == null ? null : executionPeriod.copy();
    dst.authoredOn = authoredOn == null ? null : authoredOn.copy();
    dst.lastModified = lastModified == null ? null : lastModified.copy();
    dst.requester = requester == null ? null : requester.copy();
    if (performerType != null) {
      dst.performerType = new ArrayList();
      for (CodeableConcept i : performerType)
        dst.performerType.add(i.copy());
    }
    ;
    dst.owner = owner == null ? null : owner.copy();
    dst.location = location == null ? null : location.copy();
    dst.reasonCode = reasonCode == null ? null : reasonCode.copy();
    dst.reasonReference = reasonReference == null ? null : reasonReference.copy();
    if (insurance != null) {
      dst.insurance = new ArrayList();
      for (Reference i : insurance)
        dst.insurance.add(i.copy());
    }
    ;
    if (note != null) {
      dst.note = new ArrayList();
      for (Annotation i : note)
        dst.note.add(i.copy());
    }
    ;
    if (relevantHistory != null) {
      dst.relevantHistory = new ArrayList();
      for (Reference i : relevantHistory)
        dst.relevantHistory.add(i.copy());
    }
    ;
    dst.restriction = restriction == null ? null : restriction.copy();
    if (input != null) {
      dst.input = new ArrayList();
      for (ParameterComponent i : input)
        dst.input.add(i.copy());
    }
    ;
    if (output != null) {
      dst.output = new ArrayList();
      for (TaskOutputComponent i : output)
        dst.output.add(i.copy());
    }
    ;
  }

  protected Task typedCopy() {
    return copy();
  }

  @Override
  public boolean equalsDeep(Base other_) {
    if (!super.equalsDeep(other_))
      return false;
    if (!(other_ instanceof Task))
      return false;
    Task o = (Task) other_;
    return compareDeep(identifier, o.identifier, true)
        && compareDeep(instantiatesCanonical, o.instantiatesCanonical, true)
        && compareDeep(instantiatesUri, o.instantiatesUri, true) && compareDeep(basedOn, o.basedOn, true)
        && compareDeep(groupIdentifier, o.groupIdentifier, true) && compareDeep(partOf, o.partOf, true)
        && compareDeep(status, o.status, true) && compareDeep(statusReason, o.statusReason, true)
        && compareDeep(businessStatus, o.businessStatus, true) && compareDeep(intent, o.intent, true)
        && compareDeep(priority, o.priority, true) && compareDeep(code, o.code, true)
        && compareDeep(description, o.description, true) && compareDeep(focus, o.focus, true)
        && compareDeep(for_, o.for_, true) && compareDeep(encounter, o.encounter, true)
        && compareDeep(executionPeriod, o.executionPeriod, true) && compareDeep(authoredOn, o.authoredOn, true)
        && compareDeep(lastModified, o.lastModified, true) && compareDeep(requester, o.requester, true)
        && compareDeep(performerType, o.performerType, true) && compareDeep(owner, o.owner, true)
        && compareDeep(location, o.location, true) && compareDeep(reasonCode, o.reasonCode, true)
        && compareDeep(reasonReference, o.reasonReference, true) && compareDeep(insurance, o.insurance, true)
        && compareDeep(note, o.note, true) && compareDeep(relevantHistory, o.relevantHistory, true)
        && compareDeep(restriction, o.restriction, true) && compareDeep(input, o.input, true)
        && compareDeep(output, o.output, true);
  }

  @Override
  public boolean equalsShallow(Base other_) {
    if (!super.equalsShallow(other_))
      return false;
    if (!(other_ instanceof Task))
      return false;
    Task o = (Task) other_;
    return compareValues(instantiatesCanonical, o.instantiatesCanonical, true)
        && compareValues(instantiatesUri, o.instantiatesUri, true) && compareValues(status, o.status, true)
        && compareValues(intent, o.intent, true) && compareValues(priority, o.priority, true)
        && compareValues(description, o.description, true) && compareValues(authoredOn, o.authoredOn, true)
        && compareValues(lastModified, o.lastModified, true);
  }

  public boolean isEmpty() {
    return super.isEmpty() && ca.uhn.fhir.util.ElementUtil.isEmpty(identifier, instantiatesCanonical, instantiatesUri,
        basedOn, groupIdentifier, partOf, status, statusReason, businessStatus, intent, priority, code, description,
        focus, for_, encounter, executionPeriod, authoredOn, lastModified, requester, performerType, owner, location,
        reasonCode, reasonReference, insurance, note, relevantHistory, restriction, input, output);
  }

  @Override
  public ResourceType getResourceType() {
    return ResourceType.Task;
  }

  /**
   * Search parameter: authored-on
   * 

* Description: Search by creation date
* Type: date
* Path: Task.authoredOn
*

*/ @SearchParamDefinition(name = "authored-on", path = "Task.authoredOn", description = "Search by creation date", type = "date") public static final String SP_AUTHORED_ON = "authored-on"; /** * Fluent Client search parameter constant for authored-on *

* Description: Search by creation date
* Type: date
* Path: Task.authoredOn
*

*/ public static final ca.uhn.fhir.rest.gclient.DateClientParam AUTHORED_ON = new ca.uhn.fhir.rest.gclient.DateClientParam( SP_AUTHORED_ON); /** * Search parameter: based-on *

* Description: Search by requests this task is based on
* Type: reference
* Path: Task.basedOn
*

*/ @SearchParamDefinition(name = "based-on", path = "Task.basedOn", description = "Search by requests this task is based on", type = "reference", target = { Account.class, ActivityDefinition.class, AdministrableProductDefinition.class, AdverseEvent.class, AllergyIntolerance.class, Appointment.class, AppointmentResponse.class, AuditEvent.class, Basic.class, Binary.class, BiologicallyDerivedProduct.class, BodyStructure.class, Bundle.class, CapabilityStatement.class, CarePlan.class, CareTeam.class, CatalogEntry.class, ChargeItem.class, ChargeItemDefinition.class, Citation.class, Claim.class, ClaimResponse.class, ClinicalImpression.class, ClinicalUseDefinition.class, CodeSystem.class, Communication.class, CommunicationRequest.class, CompartmentDefinition.class, Composition.class, ConceptMap.class, Condition.class, Consent.class, Contract.class, Coverage.class, CoverageEligibilityRequest.class, CoverageEligibilityResponse.class, DetectedIssue.class, Device.class, DeviceDefinition.class, DeviceMetric.class, DeviceRequest.class, DeviceUseStatement.class, DiagnosticReport.class, DocumentManifest.class, DocumentReference.class, Encounter.class, Endpoint.class, EnrollmentRequest.class, EnrollmentResponse.class, EpisodeOfCare.class, EventDefinition.class, Evidence.class, EvidenceReport.class, EvidenceVariable.class, ExampleScenario.class, ExplanationOfBenefit.class, FamilyMemberHistory.class, Flag.class, Goal.class, GraphDefinition.class, Group.class, GuidanceResponse.class, HealthcareService.class, ImagingStudy.class, Immunization.class, ImmunizationEvaluation.class, ImmunizationRecommendation.class, ImplementationGuide.class, Ingredient.class, InsurancePlan.class, Invoice.class, Library.class, Linkage.class, ListResource.class, Location.class, ManufacturedItemDefinition.class, Measure.class, MeasureReport.class, Media.class, Medication.class, MedicationAdministration.class, MedicationDispense.class, MedicationKnowledge.class, MedicationRequest.class, MedicationStatement.class, MedicinalProductDefinition.class, MessageDefinition.class, MessageHeader.class, MolecularSequence.class, NamingSystem.class, NutritionOrder.class, NutritionProduct.class, Observation.class, ObservationDefinition.class, OperationDefinition.class, OperationOutcome.class, Organization.class, OrganizationAffiliation.class, PackagedProductDefinition.class, Patient.class, PaymentNotice.class, PaymentReconciliation.class, Person.class, PlanDefinition.class, Practitioner.class, PractitionerRole.class, Procedure.class, Provenance.class, Questionnaire.class, QuestionnaireResponse.class, RegulatedAuthorization.class, RelatedPerson.class, RequestGroup.class, ResearchDefinition.class, ResearchElementDefinition.class, ResearchStudy.class, ResearchSubject.class, RiskAssessment.class, Schedule.class, SearchParameter.class, ServiceRequest.class, Slot.class, Specimen.class, SpecimenDefinition.class, StructureDefinition.class, StructureMap.class, Subscription.class, SubscriptionStatus.class, SubscriptionTopic.class, Substance.class, SubstanceDefinition.class, SupplyDelivery.class, SupplyRequest.class, Task.class, TerminologyCapabilities.class, TestReport.class, TestScript.class, ValueSet.class, VerificationResult.class, VisionPrescription.class }) public static final String SP_BASED_ON = "based-on"; /** * Fluent Client search parameter constant for based-on *

* Description: Search by requests this task is based on
* Type: reference
* Path: Task.basedOn
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam BASED_ON = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_BASED_ON); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:based-on". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_BASED_ON = new ca.uhn.fhir.model.api.Include( "Task:based-on").toLocked(); /** * Search parameter: business-status *

* Description: Search by business status
* Type: token
* Path: Task.businessStatus
*

*/ @SearchParamDefinition(name = "business-status", path = "Task.businessStatus", description = "Search by business status", type = "token") public static final String SP_BUSINESS_STATUS = "business-status"; /** * Fluent Client search parameter constant for business-status *

* Description: Search by business status
* Type: token
* Path: Task.businessStatus
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam BUSINESS_STATUS = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_BUSINESS_STATUS); /** * Search parameter: code *

* Description: Search by task code
* Type: token
* Path: Task.code
*

*/ @SearchParamDefinition(name = "code", path = "Task.code", description = "Search by task code", type = "token") public static final String SP_CODE = "code"; /** * Fluent Client search parameter constant for code *

* Description: Search by task code
* Type: token
* Path: Task.code
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam CODE = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_CODE); /** * Search parameter: encounter *

* Description: Search by encounter
* Type: reference
* Path: Task.encounter
*

*/ @SearchParamDefinition(name = "encounter", path = "Task.encounter", description = "Search by encounter", type = "reference", target = { Encounter.class }) public static final String SP_ENCOUNTER = "encounter"; /** * Fluent Client search parameter constant for encounter *

* Description: Search by encounter
* Type: reference
* Path: Task.encounter
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam ENCOUNTER = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_ENCOUNTER); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:encounter". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_ENCOUNTER = new ca.uhn.fhir.model.api.Include( "Task:encounter").toLocked(); /** * Search parameter: focus *

* Description: Search by task focus
* Type: reference
* Path: Task.focus
*

*/ @SearchParamDefinition(name = "focus", path = "Task.focus", description = "Search by task focus", type = "reference", target = { Account.class, ActivityDefinition.class, AdministrableProductDefinition.class, AdverseEvent.class, AllergyIntolerance.class, Appointment.class, AppointmentResponse.class, AuditEvent.class, Basic.class, Binary.class, BiologicallyDerivedProduct.class, BodyStructure.class, Bundle.class, CapabilityStatement.class, CarePlan.class, CareTeam.class, CatalogEntry.class, ChargeItem.class, ChargeItemDefinition.class, Citation.class, Claim.class, ClaimResponse.class, ClinicalImpression.class, ClinicalUseDefinition.class, CodeSystem.class, Communication.class, CommunicationRequest.class, CompartmentDefinition.class, Composition.class, ConceptMap.class, Condition.class, Consent.class, Contract.class, Coverage.class, CoverageEligibilityRequest.class, CoverageEligibilityResponse.class, DetectedIssue.class, Device.class, DeviceDefinition.class, DeviceMetric.class, DeviceRequest.class, DeviceUseStatement.class, DiagnosticReport.class, DocumentManifest.class, DocumentReference.class, Encounter.class, Endpoint.class, EnrollmentRequest.class, EnrollmentResponse.class, EpisodeOfCare.class, EventDefinition.class, Evidence.class, EvidenceReport.class, EvidenceVariable.class, ExampleScenario.class, ExplanationOfBenefit.class, FamilyMemberHistory.class, Flag.class, Goal.class, GraphDefinition.class, Group.class, GuidanceResponse.class, HealthcareService.class, ImagingStudy.class, Immunization.class, ImmunizationEvaluation.class, ImmunizationRecommendation.class, ImplementationGuide.class, Ingredient.class, InsurancePlan.class, Invoice.class, Library.class, Linkage.class, ListResource.class, Location.class, ManufacturedItemDefinition.class, Measure.class, MeasureReport.class, Media.class, Medication.class, MedicationAdministration.class, MedicationDispense.class, MedicationKnowledge.class, MedicationRequest.class, MedicationStatement.class, MedicinalProductDefinition.class, MessageDefinition.class, MessageHeader.class, MolecularSequence.class, NamingSystem.class, NutritionOrder.class, NutritionProduct.class, Observation.class, ObservationDefinition.class, OperationDefinition.class, OperationOutcome.class, Organization.class, OrganizationAffiliation.class, PackagedProductDefinition.class, Patient.class, PaymentNotice.class, PaymentReconciliation.class, Person.class, PlanDefinition.class, Practitioner.class, PractitionerRole.class, Procedure.class, Provenance.class, Questionnaire.class, QuestionnaireResponse.class, RegulatedAuthorization.class, RelatedPerson.class, RequestGroup.class, ResearchDefinition.class, ResearchElementDefinition.class, ResearchStudy.class, ResearchSubject.class, RiskAssessment.class, Schedule.class, SearchParameter.class, ServiceRequest.class, Slot.class, Specimen.class, SpecimenDefinition.class, StructureDefinition.class, StructureMap.class, Subscription.class, SubscriptionStatus.class, SubscriptionTopic.class, Substance.class, SubstanceDefinition.class, SupplyDelivery.class, SupplyRequest.class, Task.class, TerminologyCapabilities.class, TestReport.class, TestScript.class, ValueSet.class, VerificationResult.class, VisionPrescription.class }) public static final String SP_FOCUS = "focus"; /** * Fluent Client search parameter constant for focus *

* Description: Search by task focus
* Type: reference
* Path: Task.focus
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam FOCUS = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_FOCUS); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:focus". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_FOCUS = new ca.uhn.fhir.model.api.Include("Task:focus") .toLocked(); /** * Search parameter: group-identifier *

* Description: Search by group identifier
* Type: token
* Path: Task.groupIdentifier
*

*/ @SearchParamDefinition(name = "group-identifier", path = "Task.groupIdentifier", description = "Search by group identifier", type = "token") public static final String SP_GROUP_IDENTIFIER = "group-identifier"; /** * Fluent Client search parameter constant for group-identifier *

* Description: Search by group identifier
* Type: token
* Path: Task.groupIdentifier
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam GROUP_IDENTIFIER = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_GROUP_IDENTIFIER); /** * Search parameter: identifier *

* Description: Search for a task instance by its business identifier
* Type: token
* Path: Task.identifier
*

*/ @SearchParamDefinition(name = "identifier", path = "Task.identifier", description = "Search for a task instance by its business identifier", type = "token") public static final String SP_IDENTIFIER = "identifier"; /** * Fluent Client search parameter constant for identifier *

* Description: Search for a task instance by its business identifier
* Type: token
* Path: Task.identifier
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam IDENTIFIER = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_IDENTIFIER); /** * Search parameter: intent *

* Description: Search by task intent
* Type: token
* Path: Task.intent
*

*/ @SearchParamDefinition(name = "intent", path = "Task.intent", description = "Search by task intent", type = "token") public static final String SP_INTENT = "intent"; /** * Fluent Client search parameter constant for intent *

* Description: Search by task intent
* Type: token
* Path: Task.intent
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam INTENT = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_INTENT); /** * Search parameter: modified *

* Description: Search by last modification date
* Type: date
* Path: Task.lastModified
*

*/ @SearchParamDefinition(name = "modified", path = "Task.lastModified", description = "Search by last modification date", type = "date") public static final String SP_MODIFIED = "modified"; /** * Fluent Client search parameter constant for modified *

* Description: Search by last modification date
* Type: date
* Path: Task.lastModified
*

*/ public static final ca.uhn.fhir.rest.gclient.DateClientParam MODIFIED = new ca.uhn.fhir.rest.gclient.DateClientParam( SP_MODIFIED); /** * Search parameter: owner *

* Description: Search by task owner
* Type: reference
* Path: Task.owner
*

*/ @SearchParamDefinition(name = "owner", path = "Task.owner", description = "Search by task owner", type = "reference", target = { CareTeam.class, Device.class, HealthcareService.class, Organization.class, Patient.class, Practitioner.class, PractitionerRole.class, RelatedPerson.class }) public static final String SP_OWNER = "owner"; /** * Fluent Client search parameter constant for owner *

* Description: Search by task owner
* Type: reference
* Path: Task.owner
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam OWNER = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_OWNER); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:owner". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_OWNER = new ca.uhn.fhir.model.api.Include("Task:owner") .toLocked(); /** * Search parameter: part-of *

* Description: Search by task this task is part of
* Type: reference
* Path: Task.partOf
*

*/ @SearchParamDefinition(name = "part-of", path = "Task.partOf", description = "Search by task this task is part of", type = "reference", target = { Task.class }) public static final String SP_PART_OF = "part-of"; /** * Fluent Client search parameter constant for part-of *

* Description: Search by task this task is part of
* Type: reference
* Path: Task.partOf
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam PART_OF = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_PART_OF); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:part-of". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_PART_OF = new ca.uhn.fhir.model.api.Include("Task:part-of") .toLocked(); /** * Search parameter: patient *

* Description: Search by patient
* Type: reference
* Path: Task.for.where(resolve() is Patient)
*

*/ @SearchParamDefinition(name = "patient", path = "Task.for.where(resolve() is Patient)", description = "Search by patient", type = "reference", target = { Account.class, ActivityDefinition.class, AdministrableProductDefinition.class, AdverseEvent.class, AllergyIntolerance.class, Appointment.class, AppointmentResponse.class, AuditEvent.class, Basic.class, Binary.class, BiologicallyDerivedProduct.class, BodyStructure.class, Bundle.class, CapabilityStatement.class, CarePlan.class, CareTeam.class, CatalogEntry.class, ChargeItem.class, ChargeItemDefinition.class, Citation.class, Claim.class, ClaimResponse.class, ClinicalImpression.class, ClinicalUseDefinition.class, CodeSystem.class, Communication.class, CommunicationRequest.class, CompartmentDefinition.class, Composition.class, ConceptMap.class, Condition.class, Consent.class, Contract.class, Coverage.class, CoverageEligibilityRequest.class, CoverageEligibilityResponse.class, DetectedIssue.class, Device.class, DeviceDefinition.class, DeviceMetric.class, DeviceRequest.class, DeviceUseStatement.class, DiagnosticReport.class, DocumentManifest.class, DocumentReference.class, Encounter.class, Endpoint.class, EnrollmentRequest.class, EnrollmentResponse.class, EpisodeOfCare.class, EventDefinition.class, Evidence.class, EvidenceReport.class, EvidenceVariable.class, ExampleScenario.class, ExplanationOfBenefit.class, FamilyMemberHistory.class, Flag.class, Goal.class, GraphDefinition.class, Group.class, GuidanceResponse.class, HealthcareService.class, ImagingStudy.class, Immunization.class, ImmunizationEvaluation.class, ImmunizationRecommendation.class, ImplementationGuide.class, Ingredient.class, InsurancePlan.class, Invoice.class, Library.class, Linkage.class, ListResource.class, Location.class, ManufacturedItemDefinition.class, Measure.class, MeasureReport.class, Media.class, Medication.class, MedicationAdministration.class, MedicationDispense.class, MedicationKnowledge.class, MedicationRequest.class, MedicationStatement.class, MedicinalProductDefinition.class, MessageDefinition.class, MessageHeader.class, MolecularSequence.class, NamingSystem.class, NutritionOrder.class, NutritionProduct.class, Observation.class, ObservationDefinition.class, OperationDefinition.class, OperationOutcome.class, Organization.class, OrganizationAffiliation.class, PackagedProductDefinition.class, Patient.class, PaymentNotice.class, PaymentReconciliation.class, Person.class, PlanDefinition.class, Practitioner.class, PractitionerRole.class, Procedure.class, Provenance.class, Questionnaire.class, QuestionnaireResponse.class, RegulatedAuthorization.class, RelatedPerson.class, RequestGroup.class, ResearchDefinition.class, ResearchElementDefinition.class, ResearchStudy.class, ResearchSubject.class, RiskAssessment.class, Schedule.class, SearchParameter.class, ServiceRequest.class, Slot.class, Specimen.class, SpecimenDefinition.class, StructureDefinition.class, StructureMap.class, Subscription.class, SubscriptionStatus.class, SubscriptionTopic.class, Substance.class, SubstanceDefinition.class, SupplyDelivery.class, SupplyRequest.class, Task.class, TerminologyCapabilities.class, TestReport.class, TestScript.class, ValueSet.class, VerificationResult.class, VisionPrescription.class }) public static final String SP_PATIENT = "patient"; /** * Fluent Client search parameter constant for patient *

* Description: Search by patient
* Type: reference
* Path: Task.for.where(resolve() is Patient)
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam PATIENT = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_PATIENT); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:patient". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_PATIENT = new ca.uhn.fhir.model.api.Include("Task:patient") .toLocked(); /** * Search parameter: performer *

* Description: Search by recommended type of performer (e.g., Requester, * Performer, Scheduler).
* Type: token
* Path: Task.performerType
*

*/ @SearchParamDefinition(name = "performer", path = "Task.performerType", description = "Search by recommended type of performer (e.g., Requester, Performer, Scheduler).", type = "token") public static final String SP_PERFORMER = "performer"; /** * Fluent Client search parameter constant for performer *

* Description: Search by recommended type of performer (e.g., Requester, * Performer, Scheduler).
* Type: token
* Path: Task.performerType
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam PERFORMER = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_PERFORMER); /** * Search parameter: period *

* Description: Search by period Task is/was underway
* Type: date
* Path: Task.executionPeriod
*

*/ @SearchParamDefinition(name = "period", path = "Task.executionPeriod", description = "Search by period Task is/was underway", type = "date") public static final String SP_PERIOD = "period"; /** * Fluent Client search parameter constant for period *

* Description: Search by period Task is/was underway
* Type: date
* Path: Task.executionPeriod
*

*/ public static final ca.uhn.fhir.rest.gclient.DateClientParam PERIOD = new ca.uhn.fhir.rest.gclient.DateClientParam( SP_PERIOD); /** * Search parameter: priority *

* Description: Search by task priority
* Type: token
* Path: Task.priority
*

*/ @SearchParamDefinition(name = "priority", path = "Task.priority", description = "Search by task priority", type = "token") public static final String SP_PRIORITY = "priority"; /** * Fluent Client search parameter constant for priority *

* Description: Search by task priority
* Type: token
* Path: Task.priority
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam PRIORITY = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_PRIORITY); /** * Search parameter: requester *

* Description: Search by task requester
* Type: reference
* Path: Task.requester
*

*/ @SearchParamDefinition(name = "requester", path = "Task.requester", description = "Search by task requester", type = "reference", target = { Device.class, Organization.class, Patient.class, Practitioner.class, PractitionerRole.class, RelatedPerson.class }) public static final String SP_REQUESTER = "requester"; /** * Fluent Client search parameter constant for requester *

* Description: Search by task requester
* Type: reference
* Path: Task.requester
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam REQUESTER = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_REQUESTER); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:requester". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_REQUESTER = new ca.uhn.fhir.model.api.Include( "Task:requester").toLocked(); /** * Search parameter: status *

* Description: Search by task status
* Type: token
* Path: Task.status
*

*/ @SearchParamDefinition(name = "status", path = "Task.status", description = "Search by task status", type = "token") public static final String SP_STATUS = "status"; /** * Fluent Client search parameter constant for status *

* Description: Search by task status
* Type: token
* Path: Task.status
*

*/ public static final ca.uhn.fhir.rest.gclient.TokenClientParam STATUS = new ca.uhn.fhir.rest.gclient.TokenClientParam( SP_STATUS); /** * Search parameter: subject *

* Description: Search by subject
* Type: reference
* Path: Task.for
*

*/ @SearchParamDefinition(name = "subject", path = "Task.for", description = "Search by subject", type = "reference", target = { Account.class, ActivityDefinition.class, AdministrableProductDefinition.class, AdverseEvent.class, AllergyIntolerance.class, Appointment.class, AppointmentResponse.class, AuditEvent.class, Basic.class, Binary.class, BiologicallyDerivedProduct.class, BodyStructure.class, Bundle.class, CapabilityStatement.class, CarePlan.class, CareTeam.class, CatalogEntry.class, ChargeItem.class, ChargeItemDefinition.class, Citation.class, Claim.class, ClaimResponse.class, ClinicalImpression.class, ClinicalUseDefinition.class, CodeSystem.class, Communication.class, CommunicationRequest.class, CompartmentDefinition.class, Composition.class, ConceptMap.class, Condition.class, Consent.class, Contract.class, Coverage.class, CoverageEligibilityRequest.class, CoverageEligibilityResponse.class, DetectedIssue.class, Device.class, DeviceDefinition.class, DeviceMetric.class, DeviceRequest.class, DeviceUseStatement.class, DiagnosticReport.class, DocumentManifest.class, DocumentReference.class, Encounter.class, Endpoint.class, EnrollmentRequest.class, EnrollmentResponse.class, EpisodeOfCare.class, EventDefinition.class, Evidence.class, EvidenceReport.class, EvidenceVariable.class, ExampleScenario.class, ExplanationOfBenefit.class, FamilyMemberHistory.class, Flag.class, Goal.class, GraphDefinition.class, Group.class, GuidanceResponse.class, HealthcareService.class, ImagingStudy.class, Immunization.class, ImmunizationEvaluation.class, ImmunizationRecommendation.class, ImplementationGuide.class, Ingredient.class, InsurancePlan.class, Invoice.class, Library.class, Linkage.class, ListResource.class, Location.class, ManufacturedItemDefinition.class, Measure.class, MeasureReport.class, Media.class, Medication.class, MedicationAdministration.class, MedicationDispense.class, MedicationKnowledge.class, MedicationRequest.class, MedicationStatement.class, MedicinalProductDefinition.class, MessageDefinition.class, MessageHeader.class, MolecularSequence.class, NamingSystem.class, NutritionOrder.class, NutritionProduct.class, Observation.class, ObservationDefinition.class, OperationDefinition.class, OperationOutcome.class, Organization.class, OrganizationAffiliation.class, PackagedProductDefinition.class, Patient.class, PaymentNotice.class, PaymentReconciliation.class, Person.class, PlanDefinition.class, Practitioner.class, PractitionerRole.class, Procedure.class, Provenance.class, Questionnaire.class, QuestionnaireResponse.class, RegulatedAuthorization.class, RelatedPerson.class, RequestGroup.class, ResearchDefinition.class, ResearchElementDefinition.class, ResearchStudy.class, ResearchSubject.class, RiskAssessment.class, Schedule.class, SearchParameter.class, ServiceRequest.class, Slot.class, Specimen.class, SpecimenDefinition.class, StructureDefinition.class, StructureMap.class, Subscription.class, SubscriptionStatus.class, SubscriptionTopic.class, Substance.class, SubstanceDefinition.class, SupplyDelivery.class, SupplyRequest.class, Task.class, TerminologyCapabilities.class, TestReport.class, TestScript.class, ValueSet.class, VerificationResult.class, VisionPrescription.class }) public static final String SP_SUBJECT = "subject"; /** * Fluent Client search parameter constant for subject *

* Description: Search by subject
* Type: reference
* Path: Task.for
*

*/ public static final ca.uhn.fhir.rest.gclient.ReferenceClientParam SUBJECT = new ca.uhn.fhir.rest.gclient.ReferenceClientParam( SP_SUBJECT); /** * Constant for fluent queries to be used to add include statements. Specifies * the path value of "Task:subject". */ public static final ca.uhn.fhir.model.api.Include INCLUDE_SUBJECT = new ca.uhn.fhir.model.api.Include("Task:subject") .toLocked(); }




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