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

/**
 * @author Joram Barrez
 */
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();

}