Package org.nuxeo.ecm.platform.task.core.service

Class TaskServiceImpl

java.lang.Object

org.nuxeo.runtime.model.DefaultComponent

org.nuxeo.ecm.platform.task.core.service.TaskServiceImpl

All Implemented Interfaces:

Serializable, TaskProvider, TaskService, Adaptable, Component, Extensible, TimestampedService

public class TaskServiceImpl
extends DefaultComponent
implements TaskService

Since:

5.5

Author:

Laurent Doguin

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	TaskServiceImpl.GetTaskRootParentPathUnrestricted

Nested classes/interfaces inherited from interface org.nuxeo.ecm.platform.task.TaskService

TaskService.VariableName

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_TASK_PROVIDER
static final ComponentName	NAME

Fields inherited from class org.nuxeo.runtime.model.DefaultComponent

lastModified, name

Fields inherited from interface org.nuxeo.ecm.platform.task.TaskService

TASK_INSTANCE_EVENT_PROPERTIES_KEY

Constructor Summary

Constructors

Constructor	Description
TaskServiceImpl()

Method Summary

Modifier and Type	Method	Description
String	acceptTask(CoreSession coreSession, NuxeoPrincipal principal, Task task, String comment)	Ends the task using event name TaskEventNames.WORKFLOW_TASK_COMPLETED and marking the task as validated.
void	activate(ComponentContext context)	Activates the component.
boolean	canEndTask(NuxeoPrincipal principal, Task task)	Returns true if user is an administrator, the initiator of the task, or an actor of the task.
protected boolean	checkPermissions(NuxeoPrincipal principal, Task task)
List<Task>	createTask(CoreSession coreSession, NuxeoPrincipal principal, DocumentModel document, String taskDocumentType, String taskName, String taskType, String processId, List<String> actorIds, boolean createOneTaskPerActor, String directive, String comment, Date dueDate, Map<String,String> taskVariables, String parentPath, Map<String,Serializable> eventInfo)	Creates a task of the given document type and starts it.
List<Task>	createTask(CoreSession coreSession, NuxeoPrincipal principal, DocumentModel document, String taskName, String taskType, String processId, List<String> prefixedActorIds, boolean createOneTaskPerActor, String directive, String comment, Date dueDate, Map<String,String> taskVariables, String parentPath)	Creates a task and starts it.
List<Task>	createTask(CoreSession coreSession, NuxeoPrincipal principal, DocumentModel document, String taskName, List<String> actorIds, boolean createOneTaskPerActor, String directive, String comment, Date dueDate, Map<String,String> taskVariables, String parentPath)	Creates a task and starts it.
List<Task>	createTaskForProcess(CoreSession coreSession, NuxeoPrincipal principal, List<DocumentModel> documents, String taskDocumentType, String taskName, String taskType, String processId, String processName, List<String> actorIds, boolean createOneTaskPerActor, String directive, String comment, Date dueDate, Map<String,String> taskVariables, String parentPath, Map<String,Serializable> eventInfo)	Creates a task of the given documents type and starts it.
void	deactivate(ComponentContext context)	Deactivates the component.
void	delegateTask(CoreSession session, String taskId, List<String> delegatedActors, String comment, Map<String,Serializable> eventInfo)
void	deleteTask(CoreSession coreSession, String taskId)	Remove the documentTask identified by the given taskId if coreSession's principal has the Remove permission.
String	endTask(CoreSession coreSession, NuxeoPrincipal principal, Task task, String comment, String eventName, boolean isValidated)	Use the task provider held by the Task.TASK_PROVIDER_KEY task variable to end the task.
List<Task>	getAllCurrentTaskInstances(CoreSession coreSession, List<SortInfo> sortInfos)	Returns the list of task instances associated assigned to the current user.
List<Task>	getAllTaskInstances(String processId, String nodeId, CoreSession session)	Returns all the tasks instances for the given processId originating from the given nodeId.
List<Task>	getAllTaskInstances(String processId, List<String> actors, CoreSession session)	Returns all the tasks instances for the given processId which assigned to one of the actor in the list or its pool.
List<Task>	getAllTaskInstances(String processId, CoreSession session)	Returns all the tasks instances for the given processId.
List<Task>	getAllTaskInstances(String processId, NuxeoPrincipal user, CoreSession session)	Returns all the tasks instances for the given processId and where the user is the actor or belongs to the pooled actor list.
List<Task>	getCurrentTaskInstances(List<String> actors, CoreSession coreSession)	Returns a list of task instances assigned to one of the actors in the list or to its pool.
List<Task>	getCurrentTaskInstances(List<String> actors, CoreSession coreSession, List<SortInfo> sortInfos)	Provide @param sortInfo to handle sort page-provider contributions (see getCurrentTaskInstances(org.nuxeo.ecm.core.api.CoreSession))
List<Task>	getCurrentTaskInstances(CoreSession coreSession)
List<Task>	getCurrentTaskInstances(CoreSession coreSession, List<SortInfo> sortInfos)	Provide @param sortInfo to handle sort page-provider contributions (see getCurrentTaskInstances(org.nuxeo.ecm.core.api.CoreSession))
DocumentModel	getTargetDocumentModel(Task task, CoreSession coreSession)
Task	getTask(CoreSession coreSession, String taskId)
List<Task>	getTaskInstances(DocumentModel dm, List<String> actors, boolean includeDelegatedTasks, CoreSession session)	Returns the list of task instances associated with this document assigned to one of the actor in the list or its pool.
List<Task>	getTaskInstances(DocumentModel dm, List<String> actors, CoreSession coreSession)	Returns the list of task instances associated with this document assigned to one of the actor in the list or its pool.
List<Task>	getTaskInstances(DocumentModel dm, NuxeoPrincipal user, CoreSession coreSession)	Returns the list of task instances associated with this document for which the user is the actor or belongs to the pooled actor list.
String	getTaskRootParentPath(CoreSession coreSession)	Default value is /task-root
protected boolean	isTaskActive(Task task)
protected boolean	isTaskAssignedToUser(Task task, NuxeoPrincipal user, boolean checkDelegatedActors)
protected void	notifyEvent(CoreSession session, Task task, List<DocumentModel> docs, String event, Map<String,Serializable> eventInfo, String comment, NuxeoPrincipal principal, List<String> actorIds)
void	reassignTask(CoreSession session, String taskId, List<String> newActors, String comment, Map<String,Serializable> eventInfo)
void	registerContribution(Object contribution, String extensionPoint, ComponentInstance contributor)
String	rejectTask(CoreSession coreSession, NuxeoPrincipal principal, Task task, String comment)	Ends the task using event name TaskEventNames.WORKFLOW_TASK_REJECTED and marking the task as not validated.
void	unregisterContribution(Object contribution, String extensionPoint, ComponentInstance contributor)

Methods inherited from class org.nuxeo.runtime.model.DefaultComponent

addRuntimeMessage, addRuntimeMessage, getAdapter, getDescriptor, getDescriptors, getLastModified, getRegistry, register, registerExtension, setLastModified, setModifiedNow, setName, start, stop, unregister, unregisterExtension

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.nuxeo.runtime.model.Component

getApplicationStartedOrder

Methods inherited from interface org.nuxeo.ecm.platform.task.TaskService

delegateTask, reassignTask

Field Details

NAME

public static final ComponentName NAME

DEFAULT_TASK_PROVIDER

public static final String DEFAULT_TASK_PROVIDER

See Also:

• Constant Field Values

Constructor Details

TaskServiceImpl

public TaskServiceImpl()

Method Details

activate

public void activate(ComponentContext context)

Description copied from interface: Component

Activates the component.

This method is called by the runtime when a component is activated.

Specified by:

activate in interface Component

Overrides:

activate in class DefaultComponent

Parameters:

context - the runtime context

deactivate

public void deactivate(ComponentContext context)

Description copied from interface: Component

Deactivates the component.

This method is called by the runtime when a component is deactivated.

Specified by:

deactivate in interface Component

Overrides:

deactivate in class DefaultComponent

Parameters:

context - the runtime context

registerContribution

public void registerContribution(Object contribution,
 String extensionPoint,
 ComponentInstance contributor)

Overrides:

registerContribution in class DefaultComponent

unregisterContribution

public void unregisterContribution(Object contribution,
 String extensionPoint,
 ComponentInstance contributor)

Overrides:

unregisterContribution in class DefaultComponent

createTask

public List<Task> createTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 DocumentModel document,
 String taskName,
 List<String> actorIds,
 boolean createOneTaskPerActor,
 String directive,
 String comment,
 Date dueDate,
 Map<String,String> taskVariables,
 String parentPath)

Description copied from interface: TaskService

Creates a task and starts it. Notifies events with names TaskEventNames.WORKFLOW_TASK_ASSIGNED and TaskEventNames.WORKFLOW_TASK_ASSIGNED, passing the task in the event properties using key TaskService.TASK_INSTANCE_EVENT_PROPERTIES_KEY

Specified by:

createTask in interface TaskService

Parameters:

coreSession - the session to use when notifying

principal - the principal marked as initiator of the task and used when notifying.

document - the document to attach to the task.

taskName - the task name.

actorIds - the list of actor ids, prefixed with 'user:' or 'group:'.

createOneTaskPerActor - if true, one task will be created per actor, else a single task will be assigned to all actors.

directive - the directive, put in the task variables.

comment - string added to the task comments and used as a notification comment

dueDate - the due date, set on the task instance

taskVariables - additional task variables

parentPath - /task-root if null

createTask

public List<Task> createTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 DocumentModel document,
 String taskDocumentType,
 String taskName,
 String taskType,
 String processId,
 List<String> actorIds,
 boolean createOneTaskPerActor,
 String directive,
 String comment,
 Date dueDate,
 Map<String,String> taskVariables,
 String parentPath,
 Map<String,Serializable> eventInfo)

Description copied from interface: TaskService

Creates a task of the given document type and starts it. Notifies events with names TaskEventNames.WORKFLOW_TASK_ASSIGNED and TaskEventNames.WORKFLOW_TASK_ASSIGNED, passing the task in the event properties using key TaskService.TASK_INSTANCE_EVENT_PROPERTIES_KEY Also the map eventInfo is passed in the event properties

Specified by:

createTask in interface TaskService

Parameters:

coreSession - the session to use when notifying

principal - the principal marked as initiator of the task and used when notifying.

document - the document to attach to the task.

taskDocumentType - the task document type

taskName - the task name.

taskType - the task type.

processId - the process ID linked to this task if any.

actorIds - the list of actor ids, prefixed with 'user:' or 'group:'.

createOneTaskPerActor - if true, one task will be created per actor, else a single task will be assigned to all actors.

directive - the directive, put in the task variables.

comment - string added to the task comments and used as a notification comment

dueDate - the due date, set on the task instance

taskVariables - additional task variables

parentPath - /task-root if null

Since:

5.6

createTask

public List<Task> createTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 DocumentModel document,
 String taskName,
 String taskType,
 String processId,
 List<String> prefixedActorIds,
 boolean createOneTaskPerActor,
 String directive,
 String comment,
 Date dueDate,
 Map<String,String> taskVariables,
 String parentPath)

Description copied from interface: TaskService

Creates a task and starts it. Notifies events with names TaskEventNames.WORKFLOW_TASK_ASSIGNED and TaskEventNames.WORKFLOW_TASK_ASSIGNED, passing the task in the event properties using key TaskService.TASK_INSTANCE_EVENT_PROPERTIES_KEY

Specified by:

createTask in interface TaskService

Parameters:

coreSession - the session to use when notifying

principal - the principal marked as initiator of the task and used when notifying.

document - the document to attach to the task.

taskName - the task name.

taskType - the task type.

processId - the process ID linked to this task if any.

prefixedActorIds - the list of actor ids, prefixed with 'user:' or 'group:'.

createOneTaskPerActor - if true, one task will be created per actor, else a single task will be assigned to all actors.

directive - the directive, put in the task variables.

comment - string added to the task comments and used as a notification comment

dueDate - the due date, set on the task instance

taskVariables - additional task variables

parentPath - /task-root if null

Since:

5.6

acceptTask

public String acceptTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 Task task,
 String comment)

Description copied from interface: TaskService

Ends the task using event name TaskEventNames.WORKFLOW_TASK_COMPLETED and marking the task as validated.

Specified by:

acceptTask in interface TaskService

Returns:

the name of the Seam event to raise

See Also:

• TaskService.endTask(CoreSession, NuxeoPrincipal, Task, String, String, boolean)

rejectTask

public String rejectTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 Task task,
 String comment)

Description copied from interface: TaskService

Ends the task using event name TaskEventNames.WORKFLOW_TASK_REJECTED and marking the task as not validated.

Specified by:

rejectTask in interface TaskService

Returns:

the name of the Seam event to raise

See Also:

• TaskService.endTask(CoreSession, NuxeoPrincipal, Task, String, String, boolean)

endTask

public String endTask(CoreSession coreSession,
 NuxeoPrincipal principal,
 Task task,
 String comment,
 String eventName,
 boolean isValidated)

Use the task provider held by the Task.TASK_PROVIDER_KEY task variable to end the task. If null use the DEFAULT_TASK_PROVIDER.

Specified by:

endTask in interface TaskProvider

Specified by:

endTask in interface TaskService

Parameters:

coreSession - the session to use when notifying and resolving of referenced document for notification.

principal - principal used when notifying

task - the instance to end

comment - string added to the task comments and used as a notification comment

eventName - the core event name to use when notifying

isValidated - boolean marker to state if the task was validated or rejected

Returns:

the name of the Seam event to raise

canEndTask

public boolean canEndTask(NuxeoPrincipal principal,
 Task task)

Description copied from interface: TaskService

Returns true if user is an administrator, the initiator of the task, or an actor of the task.

Specified by:

canEndTask in interface TaskService

checkPermissions

protected boolean checkPermissions(NuxeoPrincipal principal,
 Task task)

isTaskActive

protected boolean isTaskActive(Task task)

isTaskAssignedToUser

protected boolean isTaskAssignedToUser(Task task,
 NuxeoPrincipal user,
 boolean checkDelegatedActors)

getTask

public Task getTask(CoreSession coreSession,
 String taskId)

Specified by:

getTask in interface TaskService

Returns:

the taskDocument with the given taskId

deleteTask

public void deleteTask(CoreSession coreSession,
 String taskId)

Description copied from interface: TaskService

Remove the documentTask identified by the given taskId if coreSession's principal has the Remove permission.

Specified by:

deleteTask in interface TaskService

getTargetDocumentModel

public DocumentModel getTargetDocumentModel(Task task,
 CoreSession coreSession)

Specified by:

getTargetDocumentModel in interface TaskService

Parameters:

task - the task

Returns:

the task's target document

getCurrentTaskInstances

public List<Task> getCurrentTaskInstances(CoreSession coreSession)

Specified by:

getCurrentTaskInstances in interface TaskProvider

Returns:

A list of task instances where the current user is an actor. Doesn't take into account tasks that were delegated to this user.

getCurrentTaskInstances

public List<Task> getCurrentTaskInstances(CoreSession coreSession,
 List<SortInfo> sortInfos)

Provide @param sortInfo to handle sort page-provider contributions (see getCurrentTaskInstances(org.nuxeo.ecm.core.api.CoreSession))

Specified by:

getCurrentTaskInstances in interface TaskProvider

Since:

5.9.3

getAllCurrentTaskInstances

public List<Task> getAllCurrentTaskInstances(CoreSession coreSession,
 List<SortInfo> sortInfos)

Description copied from interface: TaskProvider

Returns the list of task instances associated assigned to the current user. Takes into account tasks that were delegated to this user. The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getAllCurrentTaskInstances in interface TaskProvider

getCurrentTaskInstances

public List<Task> getCurrentTaskInstances(List<String> actors,
 CoreSession coreSession)

Returns a list of task instances assigned to one of the actors in the list or to its pool.

Specified by:

getCurrentTaskInstances in interface TaskProvider

Parameters:

actors - a list used as actorId to retrieve the tasks.

getCurrentTaskInstances

public List<Task> getCurrentTaskInstances(List<String> actors,
 CoreSession coreSession,
 List<SortInfo> sortInfos)

Provide @param sortInfo to handle sort page-provider contributions (see getCurrentTaskInstances(org.nuxeo.ecm.core.api.CoreSession))

Specified by:

getCurrentTaskInstances in interface TaskProvider

Since:

5.9.3

getTaskInstances

public List<Task> getTaskInstances(DocumentModel dm,
 NuxeoPrincipal user,
 CoreSession coreSession)

Description copied from interface: TaskProvider

Returns the list of task instances associated with this document for which the user is the actor or belongs to the pooled actor list. Doesn't take into account tasks that were delegated to this user.

If the user is null, then it returns all task instances for the document. The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getTaskInstances in interface TaskProvider

Parameters:

dm - the document.

getTaskInstances

public List<Task> getTaskInstances(DocumentModel dm,
 List<String> actors,
 CoreSession coreSession)

Description copied from interface: TaskProvider

Returns the list of task instances associated with this document assigned to one of the actor in the list or its pool. Doesn't take into account tasks that were delegated to these users. The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getTaskInstances in interface TaskProvider

getAllTaskInstances

public List<Task> getAllTaskInstances(String processId,
 CoreSession session)

Description copied from interface: TaskProvider

Returns all the tasks instances for the given processId.

The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getAllTaskInstances in interface TaskProvider

getAllTaskInstances

public List<Task> getAllTaskInstances(String processId,
 NuxeoPrincipal user,
 CoreSession session)

Description copied from interface: TaskProvider

Returns all the tasks instances for the given processId and where the user is the actor or belongs to the pooled actor list. Doesn't take into account tasks that were delegated to this user.

The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getAllTaskInstances in interface TaskProvider

getAllTaskInstances

public List<Task> getAllTaskInstances(String processId,
 List<String> actors,
 CoreSession session)

Description copied from interface: TaskProvider

Returns all the tasks instances for the given processId which assigned to one of the actor in the list or its pool. Doesn't take into account tasks that were delegated to these users.

The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getAllTaskInstances in interface TaskProvider

getTaskRootParentPath

public String getTaskRootParentPath(CoreSession coreSession)

Description copied from interface: TaskService

Default value is /task-root

Specified by:

getTaskRootParentPath in interface TaskService

Returns:

the path registered in the taskPersister extension point.

getAllTaskInstances

public List<Task> getAllTaskInstances(String processId,
 String nodeId,
 CoreSession session)

Description copied from interface: TaskProvider

Returns all the tasks instances for the given processId originating from the given nodeId.

The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getAllTaskInstances in interface TaskProvider

reassignTask

public void reassignTask(CoreSession session,
 String taskId,
 List<String> newActors,
 String comment,
 Map<String,Serializable> eventInfo)

Specified by:

reassignTask in interface TaskService

See Also:

• TaskService.reassignTask(CoreSession, String, List, String)

delegateTask

public void delegateTask(CoreSession session,
 String taskId,
 List<String> delegatedActors,
 String comment,
 Map<String,Serializable> eventInfo)

Specified by:

delegateTask in interface TaskService

See Also:

• TaskService.delegateTask(CoreSession, String, List, String)

notifyEvent

protected void notifyEvent(CoreSession session,
 Task task,
 List<DocumentModel> docs,
 String event,
 Map<String,Serializable> eventInfo,
 String comment,
 NuxeoPrincipal principal,
 List<String> actorIds)

getTaskInstances

public List<Task> getTaskInstances(DocumentModel dm,
 List<String> actors,
 boolean includeDelegatedTasks,
 CoreSession session)

Description copied from interface: TaskProvider

Returns the list of task instances associated with this document assigned to one of the actor in the list or its pool. If the parameter includeDelegatedTasks is true, takes into account tasks that were delegated to these users. The query is done in unrestricted mode and so the documents linked to the tasks are detached.

Specified by:

getTaskInstances in interface TaskProvider

createTaskForProcess

public List<Task> createTaskForProcess(CoreSession coreSession,
 NuxeoPrincipal principal,
 List<DocumentModel> documents,
 String taskDocumentType,
 String taskName,
 String taskType,
 String processId,
 String processName,
 List<String> actorIds,
 boolean createOneTaskPerActor,
 String directive,
 String comment,
 Date dueDate,
 Map<String,String> taskVariables,
 String parentPath,
 Map<String,Serializable> eventInfo)

Description copied from interface: TaskService

Creates a task of the given documents type and starts it. Notifies events with names TaskEventNames.WORKFLOW_TASK_ASSIGNED and TaskEventNames.WORKFLOW_TASK_ASSIGNED, passing the task in the event properties using key TaskService.TASK_INSTANCE_EVENT_PROPERTIES_KEY Also the map eventInfo is passed in the event properties. The process name can also be specified if any.

Specified by:

createTaskForProcess in interface TaskService

Parameters:

coreSession - the session to use when notifying

principal - the principal marked as initiator of the task and used when notifying.

documents - the documents to attach to the task.

taskDocumentType - the task document type

taskName - the task name.

taskType - the task type.

processId - the process ID linked to this task if any.

processName - the process Name linked to this task if any.

actorIds - the list of actor ids, prefixed with 'user:' or 'group:'.

createOneTaskPerActor - if true, one task will be created per actor, else a single task will be assigned to all actors.

directive - the directive, put in the task variables.

comment - string added to the task comments and used as a notification comment

dueDate - the due date, set on the task instance

taskVariables - additional task variables

parentPath - /task-root if null

Since:

7.4