1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
<?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>
<!-- 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
-->
|
