6.1 エージェント
マイナーは、Java の InvocationHandler インターフェイスと Proxy クラスに似たプロキシ モードの実装を提供します。詳細については、私の記事を参照してください: http://www.cnblogs.com/orlion/p/5350752.html
6.1.1
の使用
<span style="color: #0000ff;">class</span> FooController <span style="color: #0000ff;">extends</span><span style="color: #000000;"> Controller { </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> bar(<span style="color: #800080;">$productName</span><span style="color: #000000;">) { </span><span style="color: #800080;">$log</span> = <span style="color: #0000ff;">new</span><span style="color: #000000;"> LogHandler(); </span><span style="color: #800080;">$shop</span> = <span style="color: #0000ff;">new</span><span style="color: #000000;"> Shop(); </span><span style="color: #800080;">$shopProxy</span> = Proxy::newProxyInstance(<span style="color: #800080;">$shop</span>, <span style="color: #800080;">$log</span><span style="color: #000000;">); </span><span style="color: #800080;">$shopProxy</span>->buy(<span style="color: #800080;">$productName</span><span style="color: #000000;">); } }</span>
<?<span style="color: #000000;">php namespace App\Lib; </span><span style="color: #0000ff;">use</span><span style="color: #000000;"> Minor\Proxy\InvocationHandler; </span><span style="color: #0000ff;">class</span> LogHandler <span style="color: #0000ff;">implements</span><span style="color: #000000;"> InvocationHandler { </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> invoke(<span style="color: #800080;">$target</span>, \ReflectionMethod <span style="color: #800080;">$method</span>, <span style="color: #0000ff;">Array</span> <span style="color: #800080;">$args</span> =<span style="color: #000000;"> []) { </span><span style="color: #800080;">$this</span>-><span style="color: #000000;">before(); </span><span style="color: #800080;">$result</span> = <span style="color: #800080;">$method</span>->invokeArgs(<span style="color: #800080;">$target</span>, <span style="color: #800080;">$args</span><span style="color: #000000;">); </span><span style="color: #800080;">$this</span>-><span style="color: #000000;">after(); </span><span style="color: #0000ff;">return</span> <span style="color: #800080;">$result</span><span style="color: #000000;">; } </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> before() { </span><span style="color: #0000ff;">echo</span> '[LogHandler] before<br/><br/>'<span style="color: #000000;">; } </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span><span style="color: #000000;"> after() { </span><span style="color: #0000ff;">echo</span> '[LogHandler] after<br/><br/>'<span style="color: #000000;">; } }</span>
<?<span style="color: #000000;">php namespace App\Lib; </span><span style="color: #0000ff;">class</span><span style="color: #000000;"> Shop { </span><span style="color: #0000ff;">private</span> <span style="color: #800080;">$mail</span> = <span style="color: #0000ff;">null</span><span style="color: #000000;">; </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> boot(MailProvider <span style="color: #800080;">$mail</span><span style="color: #000000;">) { </span><span style="color: #800080;">$this</span>-><span style="color: #008080;">mail</span> = <span style="color: #800080;">$mail</span><span style="color: #000000;">; } </span><span style="color: #0000ff;">public</span> <span style="color: #0000ff;">function</span> buy(<span style="color: #800080;">$productName</span><span style="color: #000000;">) { </span><span style="color: #0000ff;">echo</span> '[Shop] buy ' . <span style="color: #800080;">$productName</span> . '<br/><br/>'<span style="color: #000000;">; </span>!<span style="color: #008080;">is_null</span>(<span style="color: #800080;">$this</span>-><span style="color: #008080;">mail</span>) && <span style="color: #800080;">$this</span>-><span style="color: #008080;">mail</span>->send('DemoUser'<span style="color: #000000;">); } }</span>