组网扩展

扩展说明

对等网络节点组网器。

扩展接口

com.alibaba.dubbo.remoting.p2p.Networker

扩展配置

  1. <dubbo:protocol networker="xxx" />
  2. <!-- 缺省值设置，当<dubbo:protocol>没有配置networker属性时，使用此配置 -->
  3. <dubbo:provider networker="xxx" />

已知扩展

  • com.alibaba.dubbo.remoting.p2p.support.MulticastNetworker
  • com.alibaba.dubbo.remoting.p2p.support.FileNetworker

    扩展示例

Maven 项目结构：

  1. src
  2.  |-main
  3.     |-java
  4.         |-com
  5.             |-xxx
  6.                 |-XxxNetworker.java (实现Networker接口)
  7.     |-resources
  8.         |-META-INF
  9.             |-dubbo
  10.                 |-com.alibaba.dubbo.remoting.p2p.Networker (纯文本文件，内容为：xxx=com.xxx.XxxNetworker)

XxxNetworker.java：

  1. package com.xxx;
  3. import com.alibaba.dubbo.remoting.p2p.Networker;
  5. public class XxxNetworker implements Networker {
  6.     public Group lookup(URL url) {
  7.         // ...
  8.     }
  9. }

META-INF/dubbo/com.alibaba.dubbo.remoting.p2p.Networker：

  1. xxx=com.xxx.XxxNetworker

原文: http://dubbo.apache.org/#!/docs/dev/impls/networker.md?lang=zh-cn