https://chickenlj.github.io/incubator-dubbo-website/cn/java-sdk/Recent content in Java on Apache DubboHugo -- gohugo.ioen-ushttps://chickenlj.github.io/incubator-dubbo-website/cn/java-sdk/reference-manual/spi/description/page/Mon, 01 Jan 0001 00:00:00 +0000https://chickenlj.github.io/incubator-dubbo-website/cn/java-sdk/reference-manual/spi/description/page/ <h1 id="页面扩展">页面扩展</h1> <h2 id="扩展说明">扩展说明</h2> <p>对等网络节点组网器。</p> <h2 id="扩展接口">扩展接口</h2> <p><code>org.apache.dubbo.container.page.PageHandler</code></p> <h2 id="扩展配置">扩展配置</h2> <div class="highlight"><pre tabindex="0" style="color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-xml" data-lang="xml"><span style="display:flex;"><span><span style="color:#268bd2">&lt;dubbo:protocol</span> page=<span style="color:#2aa198">&#34;xxx,yyy&#34;</span> <span style="color:#268bd2">/&gt;</span> </span></span><span style="display:flex;"><span><span style="color:#586e75">&lt;!-- 缺省值设置，当&lt;dubbo:protocol&gt;没有配置page属性时，使用此配置 --&gt;</span> </span></span><span style="display:flex;"><span><span style="color:#268bd2">&lt;dubbo:provider</span> page=<span style="color:#2aa198">&#34;xxx,yyy&#34;</span> <span style="color:#268bd2">/&gt;</span> </span></span></code></pre></div><h2 id="已知扩展">已知扩展</h2> <ul> <li><code>org.apache.dubbo.container.page.pages.HomePageHandler</code></li> <li><code>org.apache.dubbo.container.page.pages.StatusPageHandler</code></li> <li><code>org.apache.dubbo.container.page.pages.LogPageHandler</code></li> <li><code>org.apache.dubbo.container.page.pages.SystemPageHandler</code></li> </ul> <h2 id="扩展示例">扩展示例</h2> <p>Maven 项目结构：</p> <div class="highlight"><pre tabindex="0" style="color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-fallback" data-lang="fallback"><span style="display:flex;"><span>src </span></span><span style="display:flex;"><span> |-main </span></span><span style="display:flex;"><span> |-java </span></span><span style="display:flex;"><span> |-com </span></span><span style="display:flex;"><span> |-xxx </span></span><span style="display:flex;"><span> |-XxxPageHandler.java (实现PageHandler接口) </span></span><span style="display:flex;"><span> |-resources </span></span><span style="display:flex;"><span> |-META-INF </span></span><span style="display:flex;"><span> |-dubbo </span></span><span style="display:flex;"><span> |-org.apache.dubbo.container.page.PageHandler (纯文本文件，内容为：xxx=com.xxx.XxxPageHandler) </span></span></code></pre></div><p>XxxPageHandler.java：</p> <div class="highlight"><pre tabindex="0" style="color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-java" data-lang="java"><span style="display:flex;"><span><span style="color:#719e07">package</span> com.xxx<span style="color:#719e07">;</span> </span></span><span style="display:flex;"><span> </span></span><span style="display:flex;"><span><span style="color:#719e07">import</span> org.apache.dubbo.container.page.PageHandler<span style="color:#719e07">;</span> </span></span><span style="display:flex;"><span> </span></span><span style="display:flex;"><span><span style="color:#268bd2">public</span> <span style="color:#268bd2">class</span> <span style="color:#268bd2">XxxPageHandler</span> <span style="color:#268bd2">implements</span> PageHandler <span style="color:#719e07">{</span> </span></span><span style="display:flex;"><span> <span style="color:#268bd2">public</span> Group <span style="color:#268bd2">lookup</span><span style="color:#719e07">(</span>URL url<span style="color:#719e07">)</span> <span style="color:#719e07">{</span> </span></span><span style="display:flex;"><span> <span style="color:#586e75">// ... </span></span></span><span style="display:flex;"><span><span style="color:#586e75"></span> <span style="color:#719e07">}</span> </span></span><span style="display:flex;"><span><span style="color:#719e07">}</span> </span></span></code></pre></div><p>META-INF/dubbo/org.apache.dubbo.container.page.PageHandler：</p> <div class="highlight"><pre tabindex="0" style="color:#93a1a1;background-color:#002b36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-fallback" data-lang="fallback"><span style="display:flex;"><span>xxx=com.xxx.XxxPageHandler </span></span></code></pre></div>