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submitTo.xml
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submitTo.xml
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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: b694084174d9bb9432d5ae0d405e43482e6cfb67 Maintainer: yuanyuqiang Status: ready -->
<!-- Reviewed: no -->
<refentry xml:id="pool.submitTo" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>Pool::submitTo</refname>
<refpurpose>提交一个任务到特定的 Worker 以执行</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>int</type><methodname>Pool::submitTo</methodname>
<methodparam><type>int</type><parameter>worker</parameter></methodparam>
<methodparam><type>Threaded</type><parameter>task</parameter></methodparam>
</methodsynopsis>
<para>
将对象提交到 Pool 中某个特定的 Worker 对象来执行。Worker 的下标从 0 开始,
由于 Pool 中的线程是懒加载机制,
所以 Worker 对象仅在 Pool 需要执行任务的时候才会真正被创建。
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>worker</parameter></term>
<listitem>
<para>
用来执行任务的 Worker 对象,下标从 <literal>0</literal> 开始。
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>task</parameter></term>
<listitem>
<para>
要执行的任务
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
接受新加入对象的 Worker 对象ID
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>提交任务到特定的 Worker</title>
<programlisting role="php">
<![CDATA[
<?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()); // 将所有的任务都入栈到下标为 0 的 Worker
}
$pool->submitTo(1, new Task()); // 由于第二个 Worker 尚未存在,所以不可以将任务入栈到第二个 Worker
$pool->shutdown();
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
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
]]>
</screen>
</example>
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->