<?php
// 代理模式
function echoLine($msg) {
echo $msg, '<br/>';
}
interface Sourceable
{
function method();
}
// 被代理对象
class Source implements Sourceable
{
public function method() {
echoLine('call method');
}
}
// 代理对象
class Proxy implements Sourceable
{
private $sourceable = null;
// 代理关系在编译时确定
public function construct() {
$this->sourceable = new Source();
}
// 动态设置代理对象
public function setTarget(Sourceable $s) {
$this->sourceable = $s;
}
public function method() {
echoLine('before proxy!');
$this->sourceable->method();
echoLine('after proxy!');
}
}
// test code
$proxy = new Proxy();
$proxy->method();
$s = new Source();
$proxy->setTarget($s);
$proxy->method();以上就是PHP代理模式的示例代码分享的详细内容,更多请关注php中文网其它相关文章!
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