Package com.google.appengine.api.taskqueue
Provides a mechanism to perform work initiated by a user request,
outside of that request.
See: Description
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Interface Summary Interface Description DeferredTask Interface for deferred tasks.IQueueFactory CreatesQueueobjects.Queue Queueis used to manage a task queue. -
Class Summary Class Description DeferredTaskContext Resources for managingDeferredTask.IQueueFactoryProvider Factory provider forIQueueFactory.LeaseOptions Contains various options for lease requests following the builder pattern.LeaseOptions.Builder Provides static creation methods forLeaseOptions.QueueConstants Describes various taskqueue limits.QueueFactory CreatesQueueobjects.QueueStatistics QueueStatisticsallow 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 forRetryOptions.TaskHandle Created fromQueue.add(TaskOptions).TaskOptions Contains various options for a task following the builder pattern.TaskOptions.Builder Provides static creation methods forTaskOptions. -
Enum Summary Enum Description TaskOptions.Method Methods supported byQueue. -
Exception Summary Exception Description 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 One or more task names already exists in the queue.TransactionalTaskException Queue operation failure caused by Datastore exceptionTransientFailureException 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.