在线文档教程
PHP
处理控制 | Process Control

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

Pool {

/* Properties */

protected $size ;

protected $class ;

protected $workers ;

protected $ctor ;

protected $last ;

/* Methods */

public int collect ([ Callable $collector ] )

public Pool __construct ( integer $size [, string $class [, array $ctor ]] )

public void resize ( integer $size )

public void shutdown ( void )

public int submit ( Threaded $task )

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

}

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

← Modifiers

Pool::collect →

© 1997–2017 The PHP Documentation Group

Licensed under the Creative Commons Attribution License v3.0 or later.

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