The Pool class

The Pool class

Introduction

(PECL pthreads >= 2.0.0)

A Pool is a container for, and controller of, an adjustable number of Workers.

Pooling provides a higher level abstraction of the Worker functionality, including the management of references in the way required by pthreads.

Class synopsis

class Pool {

/* Properties */

protected $size;

protected $class;

protected $workers;

protected $ctor;

protected $last;

/* Methods */

public collect(Callable $collector = ?): int

public __construct(int $size, string $class = ?, array $ctor = ?): Pool

public resize(int $size): void

public shutdown(): void

public submit(Threaded $task): int

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

}

Properties

size

maximum number of Workers this Pool can use

class

the class of the Worker

workers

references to Workers

ctor

the arguments for constructor of new Workers

last

offset in workers of the last Worker used

Table of Contents

• Pool::collect — Collect references to completed tasks
• Pool::__construct — Creates a new Pool of Workers
• Pool::resize — Resize the Pool
• Pool::shutdown — Shutdown all workers
• Pool::submit — Submits an object for execution
• Pool::submitTo — Submits a task to a specific worker for execution

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https://www.php.net/manual/en/class.pool.php