9.12. 动态代理扩展

<dubbo:protocol proxy="xxx" />
<!-- 缺省值配置，当<dubbo:protocol>没有配置proxy属性时，使用此配置 -->
<dubbo:provider proxy="xxx" />

• org.apache.dubbo.rpc.proxy.JdkProxyFactory
• org.apache.dubbo.rpc.proxy.JavassistProxyFactory

• Maven 项目结构：

  src
   |-main
      |-java
          |-com
              |-xxx
                  |-XxxProxyFactory.java (实现ProxyFactory接口)
      |-resources
          |-META-INF
              |-dubbo
                  |-org.apache.dubbo.rpc.ProxyFactory (纯文本文件，内容为：xxx=com.xxx.XxxProxyFactory)
  

• XxxProxyFactory.java：

  package com.xxx;
  import org.apache.dubbo.rpc.ProxyFactory;
  import org.apache.dubbo.rpc.Invoker;
  import org.apache.dubbo.rpc.RpcException;
  public class XxxProxyFactory implements ProxyFactory {
      public <T> T getProxy(Invoker<T> invoker) throws RpcException {
          // ...
      }
      public <T> Invoker<T> getInvoker(T proxy, Class<T> type, URL url) throws RpcException {
          // ...
      }
  }
  

• META-INF/dubbo/org.apache.dubbo.rpc.ProxyFactory：

  xxx=com.xxx.XxxProxyFactory