63 lines
1.3 KiB
PHP
63 lines
1.3 KiB
PHP
<?php
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if (!extension_loaded("pthreads")) {
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class Pool {
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public function __construct($size, $class = \Worker::class, $ctor = []) {
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$this->size = $size;
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$this->clazz = $class;
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$this->ctor = $ctor;
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}
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public function submit(Threaded $collectable) {
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if ($this->last > $this->size) {
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$this->last = 0;
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}
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if (!isset($this->workers[$this->last])) {
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$this->workers[$this->last] =
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new $this->clazz(...$this->ctor);
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$this->workers[$this->last]->start();
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}
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$this->workers[$this->last++]->stack($collectable);
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}
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public function submitTo($worker, Threaded $collectable) {
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if (isset($this->workers[$worker])) {
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$this->workers[$worker]->stack($collectable);
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}
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}
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public function collect(Closure $collector = null) {
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$total = 0;
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foreach ($this->workers as $worker)
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$total += $worker->collect($collector);
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return $total;
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}
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public function resize($size) {
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if ($size < $this->size) {
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while ($this->size > $size) {
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if (isset($this->workers[$this->size-1]))
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$this->workers[$this->size-1]->shutdown();
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unset($this->workers[$this->size-1]);
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$this->size--;
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}
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}
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}
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public function shutdown() {
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$this->workers = null;
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}
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protected $workers;
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protected $size;
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protected $last;
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protected $clazz;
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protected $ctor;
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}
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}
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