org.activiti.engine.impl.cmd

Class NeedsActiveTaskCmd<T>

java.lang.Object

org.activiti.engine.impl.cmd.NeedsActiveTaskCmd<T>

All Implemented Interfaces:

Serializable, Command<T>

Direct Known Subclasses:

AddIdentityLinkCmd, ClaimTaskCmd, CompleteTaskCmd, DelegateTaskCmd, DeleteIdentityLinkCmd, RemoveTaskVariablesCmd, ResolveTaskCmd, SetTaskDueDateCmd, SetTaskPriorityCmd, SetTaskVariablesCmd, SubmitTaskFormCmd

public abstract class NeedsActiveTaskCmd<T>
extends Object
implements Command<T>, Serializable

An abstract superclass for Command implementations that want to verify the provided task is always active (ie. not suspended).

Author:

Joram Barrez

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected String	taskId

Constructor Summary

Constructors

Constructor and Description
NeedsActiveTaskCmd(String taskId)

Method Summary

Methods

Modifier and Type	Method and Description
T	execute(CommandContext commandContext)
protected abstract T	execute(CommandContext commandContext, TaskEntity task) Subclasses must implement in this method their normal command logic.
protected String	getSuspendedTaskException() Subclasses can override this method to provide a customized exception message that will be thrown when the task is suspended.

Methods inherited from class java.lang.Object

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

Field Detail

taskId

protected String taskId

Constructor Detail

NeedsActiveTaskCmd

public NeedsActiveTaskCmd(String taskId)

Method Detail

execute

public T execute(CommandContext commandContext)

Specified by:

execute in interface Command<T>

execute

protected abstract T execute(CommandContext commandContext,
        TaskEntity task)

Subclasses must implement in this method their normal command logic. The provided task is ensured to be active.

getSuspendedTaskException

protected String getSuspendedTaskException()

Subclasses can override this method to provide a customized exception message that will be thrown when the task is suspended.