Package com.google.appengine.api.taskqueue

Provides a mechanism to perform work initiated by a user request, outside of that request.

See:
          Description

Interface Summary
DeferredTask Interface for deferred tasks.
Queue Queue is used to manage a task queue.
 

Class Summary
DeferredTaskContext Resources for managing DeferredTask.
LeaseOptions Contains various options for lease requests following the builder pattern.
LeaseOptions.Builder Provides static creation methods for LeaseOptions.
QueueConstants Describes various taskqueue limits.
QueueFactory Creates Queue objects.
QueueStatistics QueueStatistics allow observation of the rate that tasks on a given queue are being executed.
RetryOptions Contains various options for a task's retry strategy.
RetryOptions.Builder Provides static creation methods for RetryOptions.
TaskHandle Created from Queue.add(TaskOptions).
TaskOptions Contains various options for a task following the builder pattern.
TaskOptions.Builder Provides static creation methods for TaskOptions.
 

Enum Summary
TaskOptions.Method Methods supported by Queue.
 

Exception Summary
DeferredTaskCreationException Indicates a failure to create a task payload.
InternalFailureException Internal task queue error.
InvalidQueueModeException Mismatch of task method and queue mode.
QueueFailureException Unspecified queue failure.
QueueNameMismatchException Queue name mismatch failure.
TaskAlreadyExistsException The task name already exists in the queue.
TransactionalTaskException Queue operation failure caused by Datastore exception
TransientFailureException Intermittent failure.
UnsupportedTranslationException Attempt to convert String to an unsupported charset.
 

Package com.google.appengine.api.taskqueue Description

Provides a mechanism to perform work initiated by a user request, outside of that request.

See Also:
Queue, The Task Queue Java API in the Google App Engine Developer's Guide.