GearmanClient::setWorkloadCallback

(PECL gearman >= 0.5.0)

GearmanClient::setWorkloadCallback — Set a callback for accepting incremental data updates

Descrizione

public GearmanClient::setWorkloadCallback(callable $callback): bool

Sets a callback function to be called when a worker needs to send back data prior to job completion. A worker can do this when it needs to send updates, send partial results, or flush data during long running jobs.

Nota:
The callback will only be triggered for tasks that are added (e.g. by calling GearmanClient::addTask()) after calling this method.

Elenco dei parametri

callback

A function or method to call. It should return a valid Gearman return value.

If no return statement is present, it defaults to GEARMAN_SUCCESS.

callback(GearmanTask $task, mixed $context): int

task: The task this callback is called for.
context: Whatever has been passed to GearmanClient::addTask() (or equivalent method) as context.

Valori restituiti

Restituisce true in caso di successo, false in caso di fallimento.

Vedere anche:

GearmanClient::setDataCallback() - Callback function when there is a data packet for a task
GearmanClient::setCompleteCallback() - Set a function to be called on task completion
GearmanClient::setCreatedCallback() - Set a callback for when a task is queued
GearmanClient::setExceptionCallback() - Set a callback for worker exceptions
GearmanClient::setFailCallback() - Set callback for job failure
GearmanClient::setStatusCallback() - Set a callback for collecting task status
GearmanClient::setWarningCallback() - Set a callback for worker warnings

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