php-doc-en/reference/yar/examples.xml
Yannick Torres 914b97130a Fix svn keywords
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@333919 c90b9560-bf6c-de11-be94-00142212c4b1
2014-06-24 12:40:52 +00:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<chapter xml:id="yar.examples" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
&reftitle.examples;
<example>
<title>Yar Server Example</title>
<programlisting role="php">
<![CDATA[
<?php
/* assume this page can be accessed by http://example.com/operator.php */
class Operator {
/**
* Add two operands
* @param interge
* @return interge
*/
public function add($a, $b) {
return $this->_add($a, $b);
}
/**
* Sub
*/
public function sub($a, $b) {
return $a - $b;
}
/**
* Mul
*/
public function mul($a, $b) {
return $a * $b;
}
/**
* Protected methods will not be exposed
* @param interge
* @return interge
*/
protected function _add($a, $b) {
return $a + $b;
}
}
$server = new Yar_Server(new Operator());
$server->handle();
?>
]]>
</programlisting>
</example>
<example>
<title>Access the server in borwser(GET request)</title>
&example.outputs.similar;
<mediaobject>
<alt>Yar Server Info</alt>
<imageobject>
<imagedata fileref="en/reference/yar/image/yar.png" scalefit="1" width="700px" />
</imageobject>
</mediaobject>
</example>
<example>
<title>Yar Client Example</title>
<programlisting role="php">
<![CDATA[
<?php
$client = new yar_client("http://example.com/operator.php");
/* call directly */
var_dump($client->add(1, 2));
/* call via call */
var_dump($client->call("add", array(3, 2)));
/* __add can not be called */
var_dump($client->_add(1, 2));
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
int(3)
int(5)
PHP Fatal error: Uncaught exception 'Yar_Server_Exception' with message 'call to api Operator::_add() failed' in *
]]>
</screen>
</example>
<example>
<title>Yar Concurrent Client Example</title>
<programlisting role="php">
<![CDATA[
<?php
function callback($ret, $callinfo) {
echo $callinfo['method'] , " result: ", $ret , "\n";
}
/* register async call to remote services */
Yar_Concurrent_Client::call("http://example.com/operator.php", "add", array(1, 2), "callback");
Yar_Concurrent_Client::call("http://example.com/operator.php", "sub", array(2, 1), "callback");
Yar_Concurrent_Client::call("http://example.com/operator.php", "mul", array(2, 2), "callback");
/* sent all request and wait for response */
Yar_Concurrent_Client::loop();
?>
]]>
</programlisting>
&example.outputs.similar;
<screen>
<![CDATA[
mul result: 4
sub result: 1
add result: 3
]]>
</screen>
</example>
</chapter>
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