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/* Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.activiti.engine.task;

import org.activiti.engine.api.internal.Internal;

import java.util.Date;
import java.util.Map;

/**

 */
@Internal
public interface TaskInfo {

  /** DB id of the task. */
  String getId();

  /**
   * Name or title of the task.
   */
  String getName();

  /**
   * Free text description of the task.
   */
  String getDescription();

  /**
   * Indication of how important/urgent this task is
   */
  int getPriority();

  /**
   * The {@link User.getId() userId} of the person that is responsible for this task.
   */
  String getOwner();

  /**
   * The {@link User.getId() userId} of the person to which this task is delegated.
   */
  String getAssignee();

  /**
   * Reference to the process instance or null if it is not related to a process instance.
   */
  String getProcessInstanceId();

  /**
   * Reference to the path of execution or null if it is not related to a process instance.
   */
  String getExecutionId();

  /**
   * Reference to the process definition or null if it is not related to a process.
   */
  String getProcessDefinitionId();

  /** The date/time when this task was created */
  Date getCreateTime();

  /**
   * The id of the activity in the process defining this task or null if this is not related to a process
   */
  String getTaskDefinitionKey();

  /**
   * Due date of the task.
   */
  Date getDueDate();

  /**
   * The category of the task. This is an optional field and allows to 'tag' tasks as belonging to a certain category.
   */
  String getCategory();

  /**
   * The parent task for which this task is a subtask
   */
  String getParentTaskId();

  /**
   * The tenant identifier of this task
   */
  String getTenantId();

  /**
   * The form key for the user task
   */
  String getFormKey();

  /**
   * Returns the local task variables if requested in the task query
   */
  Map getTaskLocalVariables();

  /**
   * Returns the process variables if requested in the task query
   */
  Map getProcessVariables();

  /**
   * The claim time of this task
   */
  Date getClaimTime();

  String getBusinessKey();
}