/* 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.delegate;
import java.util.Collection;
import java.util.Date;
import java.util.Set;
import org.activiti.engine.ActivitiException;
import org.activiti.engine.task.IdentityLink;
import org.activiti.engine.task.IdentityLinkType;
/**
* @author Joram Barrez
*/
public interface DelegateTask extends VariableScope {
/** DB id of the task. */
String getId();
/** Name or title of the task. */
String getName();
/** Change the name of the task. */
void setName(String name);
/** Free text description of the task. */
String getDescription();
/** Change the description of the task */
void setDescription(String description);
/** indication of how important/urgent this task is with a number between
* 0 and 100 where higher values mean a higher priority and lower values mean
* lower priority: [0..19] lowest, [20..39] low, [40..59] normal, [60..79] high
* [80..100] highest */
int getPriority();
/** indication of how important/urgent this task is with a number between
* 0 and 100 where higher values mean a higher priority and lower values mean
* lower priority: [0..19] lowest, [20..39] low, [40..59] normal, [60..79] high
* [80..100] highest */
void setPriority(int priority);
/** 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();
/** Returns the execution currently at the task. */
DelegateExecution getExecution();
/** Returns the event name which triggered the task listener to fire for this task. */
String getEventName();
/** Adds the given user as a candidate user to this task. */
void addCandidateUser(String userId);
/** Adds multiple users as candidate user to this task. */
void addCandidateUsers(Collection<String> candidateUsers);
/** Adds the given group as candidate group to this task */
void addCandidateGroup(String groupId);
/** Adds multiple groups as candidate group to this task. */
void addCandidateGroups(Collection<String> candidateGroups);
/** The {@link User.getId() userId} of the person responsible for this task. */
String getOwner();
/** The {@link User.getId() userId} of the person responsible for this task.*/
void setOwner(String owner);
/** The {@link User.getId() userId} of the person to which this task is delegated. */
String getAssignee();
/** The {@link User.getId() userId} of the person to which this task is delegated. */
void setAssignee(String assignee);
/** Due date of the task. */
Date getDueDate();
/** Change due date of the task. */
void setDueDate(Date dueDate);
/**
* Involves a user with a task. The type of identity link is defined by the given identityLinkType.
* @param userId id of the user involve, cannot be null.
* @param identityLinkType type of identityLink, cannot be null (@see {@link IdentityLinkType}).
* @throws ActivitiException when the task or user doesn't exist.
*/
void addUserIdentityLink(String userId, String identityLinkType);
/**
* Involves a group with group task. The type of identityLink is defined by the given identityLink.
* @param groupId id of the group to involve, cannot be null.
* @param identityLinkType type of identity, cannot be null (@see {@link IdentityLinkType}).
* @throws ActivitiException when the task or group doesn't exist.
*/
void addGroupIdentityLink(String groupId, String identityLinkType);
/**
* Convenience shorthand for {@link #deleteUserIdentityLink(String, String)}; with type {@link IdentityLinkType#CANDIDATE}
* @param userId id of the user to use as candidate, cannot be null.
* @throws ActivitiException when the task or user doesn't exist.
*/
void deleteCandidateUser(String userId);
/**
* Convenience shorthand for {@link #deleteGroupIdentityLink(String, String, String)}; with type {@link IdentityLinkType#CANDIDATE}
* @param groupId id of the group to use as candidate, cannot be null.
* @throws ActivitiException when the task or group doesn't exist.
*/
void deleteCandidateGroup(String groupId);
/**
* Removes the association between a user and a task for the given identityLinkType.
* @param userId id of the user involve, cannot be null.
* @param identityLinkType type of identityLink, cannot be null (@see {@link IdentityLinkType}).
* @throws ActivitiException when the task or user doesn't exist.
*/
void deleteUserIdentityLink(String userId, String identityLinkType);
/**
* Removes the association between a group and a task for the given identityLinkType.
* @param groupId id of the group to involve, cannot be null.
* @param identityLinkType type of identity, cannot be null (@see {@link IdentityLinkType}).
* @throws ActivitiException when the task or group doesn't exist.
*/
void deleteGroupIdentityLink(String groupId, String identityLinkType);
/**
* Retrieves the candidate users and groups associated with the task.
* @return set of {@link IdentityLink}s of type {@link IdentityLinkType#CANDIDATE}.
*/
Set<IdentityLink> getCandidates();
}