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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.r4b.model.Enumerations.*;
import org.hl7.fhir.utilities.Utilities;
import org.hl7.fhir.instance.model.api.IBaseDatatypeElement;
import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.instance.model.api.ICompositeType;
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.DatatypeDef;
import ca.uhn.fhir.model.api.annotation.Description;
import ca.uhn.fhir.model.api.annotation.Block;

/**
 * Base StructureDefinition for BackboneElement Type: Base definition for all
 * elements that are defined inside a resource - but not those in a data type.
 */
@DatatypeDef(name = "BackboneElement")
public abstract class BackboneElement extends DataType implements IBaseBackboneElement {

  /**
   * May be used to represent additional information that is not part of the basic
   * definition of the element and that modifies the understanding of the element
   * in which it is contained and/or the understanding of the containing element's
   * descendants. Usually modifier elements provide negation or qualification. To
   * make the use of extensions safe and manageable, there is a strict set of
   * governance applied to the definition and use of extensions. Though any
   * implementer can define an extension, there is a set of requirements that
   * SHALL be met as part of the definition of the extension. Applications
   * processing a resource are required to check for modifier extensions.
   * 
   * Modifier extensions SHALL NOT change the meaning of any elements on Resource
   * or DomainResource (including cannot change the meaning of modifierExtension
   * itself).
   */
  @Child(name = "modifierExtension", type = {
      Extension.class }, order = 0, min = 0, max = Child.MAX_UNLIMITED, modifier = true, summary = true)
  @Description(shortDefinition = "Extensions that cannot be ignored even if unrecognized", formalDefinition = "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).")
  protected List modifierExtension;

  private static final long serialVersionUID = -1431673179L;

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

  /**
   * @return {@link #modifierExtension} (May be used to represent additional
   *         information that is not part of the basic definition of the element
   *         and that modifies the understanding of the element in which it is
   *         contained and/or the understanding of the containing element's
   *         descendants. Usually modifier elements provide negation or
   *         qualification. To make the use of extensions safe and manageable,
   *         there is a strict set of governance applied to the definition and use
   *         of extensions. Though any implementer can define an extension, there
   *         is a set of requirements that SHALL be met as part of the definition
   *         of the extension. Applications processing a resource are required to
   *         check for modifier extensions.
   * 
   *         Modifier extensions SHALL NOT change the meaning of any elements on
   *         Resource or DomainResource (including cannot change the meaning of
   *         modifierExtension itself).)
   */
  public List getModifierExtension() {
    if (this.modifierExtension == null)
      this.modifierExtension = new ArrayList();
    return this.modifierExtension;
  }

  /**
   * @return Returns a reference to this for easy method chaining
   */
  public BackboneElement setModifierExtension(List theModifierExtension) {
    this.modifierExtension = theModifierExtension;
    return this;
  }

  public boolean hasModifierExtension() {
    if (this.modifierExtension == null)
      return false;
    for (Extension item : this.modifierExtension)
      if (!item.isEmpty())
        return true;
    return false;
  }

  public Extension addModifierExtension() { // 3
    Extension t = new Extension();
    if (this.modifierExtension == null)
      this.modifierExtension = new ArrayList();
    this.modifierExtension.add(t);
    return t;
  }

  public BackboneElement addModifierExtension(Extension t) { // 3
    if (t == null)
      return this;
    if (this.modifierExtension == null)
      this.modifierExtension = new ArrayList();
    this.modifierExtension.add(t);
    return this;
  }

  /**
   * @return The first repetition of repeating field {@link #modifierExtension},
   *         creating it if it does not already exist {3}
   */
  public Extension getModifierExtensionFirstRep() {
    if (getModifierExtension().isEmpty()) {
      addModifierExtension();
    }
    return getModifierExtension().get(0);
  }

  protected void listChildren(List children) {
    super.listChildren(children);
    children.add(new Property("modifierExtension", "Extension",
        "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
        0, java.lang.Integer.MAX_VALUE, modifierExtension));
  }

  @Override
  public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
    switch (_hash) {
    case -298878168:
      /* modifierExtension */ return new Property("modifierExtension", "Extension",
          "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
          0, java.lang.Integer.MAX_VALUE, modifierExtension);
    default:
      return super.getNamedProperty(_hash, _name, _checkValid);
    }

  }

  @Override
  public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
    switch (hash) {
    case -298878168:
      /* modifierExtension */ return this.modifierExtension == null ? new Base[0]
          : this.modifierExtension.toArray(new Base[this.modifierExtension.size()]); // Extension
    default:
      return super.getProperty(hash, name, checkValid);
    }

  }

  @Override
  public Base setProperty(int hash, String name, Base value) throws FHIRException {
    switch (hash) {
    case -298878168: // modifierExtension
      this.getModifierExtension().add(TypeConvertor.castToExtension(value)); // Extension
      return value;
    default:
      return super.setProperty(hash, name, value);
    }

  }

  @Override
  public Base setProperty(String name, Base value) throws FHIRException {
    if (name.equals("modifierExtension")) {
      this.getModifierExtension().add(TypeConvertor.castToExtension(value));
    } else
      return super.setProperty(name, value);
    return value;
  }

  @Override
  public void removeChild(String name, Base value) throws FHIRException {
    if (name.equals("modifierExtension")) {
      this.getModifierExtension().remove(value);
    } else
      super.removeChild(name, value);
    
  }

  @Override
  public Base makeProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -298878168:
      return addModifierExtension();
    default:
      return super.makeProperty(hash, name);
    }

  }

  @Override
  public String[] getTypesForProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -298878168:
      /* modifierExtension */ return new String[] { "Extension" };
    default:
      return super.getTypesForProperty(hash, name);
    }

  }

  @Override
  public Base addChild(String name) throws FHIRException {
    if (name.equals("modifierExtension")) {
      return addModifierExtension();
    } else
      return super.addChild(name);
  }

  public String fhirType() {
    return "BackboneElement";

  }

  public abstract BackboneElement copy();

  public void copyValues(BackboneElement dst) {
    super.copyValues(dst);
    if (modifierExtension != null) {
      dst.modifierExtension = new ArrayList();
      for (Extension i : modifierExtension)
        dst.modifierExtension.add(i.copy());
    }
    ;
  }

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

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

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

// Manual code (from Configuration.txt):
  public void checkNoModifiers(String noun, String verb) throws FHIRException {
    if (hasModifierExtension()) {
      throw new FHIRException("Found unknown Modifier Exceptions on " + noun + " doing " + verb);
    }

  }

  public void addModifierExtension(String url, DataType value) {
    if (isDisallowExtensions())
      throw new Error("Extensions are not allowed in this context");
    Extension ex = new Extension();
    ex.setUrl(url);
    ex.setValue(value);
    getModifierExtension().add(ex);
  }

  @Override
  public Extension getExtensionByUrl(String theUrl) {
    org.apache.commons.lang3.Validate.notBlank(theUrl, "theUrl must not be blank or null");
    ArrayList retVal = new ArrayList();
    Extension res = super.getExtensionByUrl(theUrl);
    if (res != null) {
      retVal.add(res);
    }
    for (Extension next : getModifierExtension()) {
      if (theUrl.equals(next.getUrl())) {
        retVal.add(next);
      }
    }
    if (retVal.size() == 0)
      return null;
    else {
      org.apache.commons.lang3.Validate.isTrue(retVal.size() == 1, "Url " + theUrl + " must have only one match");
      return retVal.get(0);
    }
  }

  @Override
  public void removeExtension(String theUrl) {
    for (int i = getModifierExtension().size() - 1; i >= 0; i--) {
      if (theUrl.equals(getExtension().get(i).getUrl()))
        getExtension().remove(i);
    }
    super.removeExtension(theUrl);
  }

  /**
   * Returns an unmodifiable list containing all extensions on this element which
   * match the given URL.
   * 
   * @param theUrl The URL. Must not be blank or null.
   * @return an unmodifiable list containing all extensions on this element which
   *         match the given URL
   */
  @Override
  public List getExtensionsByUrl(String theUrl) {
    org.apache.commons.lang3.Validate.notBlank(theUrl, "theUrl must not be blank or null");
    ArrayList retVal = new ArrayList();
    retVal.addAll(super.getExtensionsByUrl(theUrl));
    for (Extension next : getModifierExtension()) {
      if (theUrl.equals(next.getUrl())) {
        retVal.add(next);
      }
    }
    return java.util.Collections.unmodifiableList(retVal);
  }
   
   public void copyExtensions(org.hl7.fhir.r4b.model.BackboneElement src, String... urls) {
     super.copyExtensions(src,urls);
     for (Extension e : src.getModifierExtension()) {
       if (Utilities.existsInList(e.getUrl(), urls)) {
         addModifierExtension(e.copy());
       }
     }    
   }

   public List getExtensionsByUrl(String... theUrls) {

     ArrayList retVal = new ArrayList<>();
     for (Extension next : getModifierExtension()) {
       if (Utilities.existsInList(next.getUrl(), theUrls)) {
         retVal.add(next);
       }
     }
     retVal.addAll(super.getExtensionsByUrl(theUrls));
     return java.util.Collections.unmodifiableList(retVal);
   }
   

   public boolean hasExtension(String... theUrls) {
     for (Extension next : getModifierExtension()) {
       if (Utilities.existsInList(next.getUrl(), theUrls)) {
         return true;
       }
     }
     return super.hasExtension(theUrls);
   }


   public boolean hasExtension(String theUrl) {
     for (Extension ext : getModifierExtension()) {
       if (theUrl.equals(ext.getUrl())) {
         return true;
       }
     }

     return super.hasExtension(theUrl);
   }


   public void copyNewExtensions(org.hl7.fhir.r4b.model.BackboneElement src, String... urls) {
     for (Extension e : src.getModifierExtension()) {
       if (Utilities.existsInList(e.getUrl(), urls) && !!hasExtension(e.getUrl())) {
         addExtension(e.copy());
       }
     }    
     super.copyNewExtensions(src, urls);
   }
// end addition

}




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