监控中心扩展

扩展说明

负责服务调用次和调用时间的监控。

扩展接口

  • com.alibaba.dubbo.monitor.MonitorFactory
  • com.alibaba.dubbo.monitor.Monitor

    扩展配置

  1. <!-- 定义监控中心 -->
  2. <dubbo:monitor address="xxx://ip:port" />

已知扩展

com.alibaba.dubbo.monitor.support.dubbo.DubboMonitorFactory

扩展示例

Maven 项目结构：

  1. src
  2.  |-main
  3.     |-java
  4.         |-com
  5.             |-xxx
  6.                 |-XxxMonitorFactoryjava (实现MonitorFactory接口)
  7.                 |-XxxMonitor.java (实现Monitor接口)
  8.     |-resources
  9.         |-META-INF
  10.             |-dubbo
  11.                 |-com.alibaba.dubbo.monitor.MonitorFactory (纯文本文件，内容为：xxx=com.xxx.XxxMonitorFactory)

XxxMonitorFactory.java：

  1. package com.xxx;
  3. import com.alibaba.dubbo.monitor.MonitorFactory;
  4. import com.alibaba.dubbo.monitor.Monitor;
  5. import com.alibaba.dubbo.common.URL;
  7. public class XxxMonitorFactory implements MonitorFactory {
  8.     public Monitor getMonitor(URL url) {
  9.         return new XxxMonitor(url);
  10.     }
  11. }

XxxMonitor.java：

  1. package com.xxx;
  3. import com.alibaba.dubbo.monitor.Monitor;
  5. public class XxxMonitor implements Monitor {
  6.     public void count(URL statistics) {
  7.         // ...
  8.     }
  9. }

META-INF/dubbo/com.alibaba.dubbo.monitor.MonitorFactory：

  1. xxx=com.xxx.XxxMonitorFactory

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