PHP Manual
Pool
Submits a task to a specific worker for execution

Pool::submitTo

(PECL pthreads >= 2.0.0)

Pool::submitTo — Submits a task to a specific worker for execution

Описание

public Pool::submitTo ( int $worker , Threaded $task ) : int

Submit a task to the specified worker in the pool. The workers are indexed from 0, and will only exist if the pool has needed to create them (since threads are lazily spawned).

Список параметров

worker: The worker to stack the task onto, indexed from 0.
task: The task for execution.

Возвращаемые значения

The identifier of the worker that accepted the task.

Примеры

Пример #1 Submitting tasks to a specific worker


<?php
class Task extends Threaded {
    public function run() {
        var_dump(Thread::getCurrentThreadID());
    }
}

$pool = new Pool(2);

$pool->submit(new Task());

for ($i = 0; $i < 5; ++$i) {
    $pool->submitTo(0, new Task()); // stack all tasks onto the first worker
}

$pool->submitTo(1, new Task()); // cannot stack the task onto the second worker due to it not existing yet

$pool->shutdown();

Результат выполнения данного примера:

int(4475011072)
int(4475011072)
int(4475011072)
int(4475011072)
int(4475011072)
int(4475011072)

Fatal error: Uncaught Exception: The selected worker (1) does not exist in %s:%d