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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

  • org.apache.dubbo.monitor.MonitorFactory
  • org.apache.dubbo.monitor.Monitor

扩展配置

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

已知扩展

org.apache.dubbo.monitor.support.dubbo.DubboMonitorFactory

扩展示例

Maven 项目结构:

src
 |-main
    |-java
        |-com
            |-xxx
                |-XxxMonitorFactoryjava (实现MonitorFactory接口)
                |-XxxMonitor.java (实现Monitor接口)
    |-resources
        |-META-INF
            |-dubbo
                |-org.apache.dubbo.monitor.MonitorFactory (纯文本文件,内容为:xxx=com.xxx.XxxMonitorFactory)

XxxMonitorFactory.java:

package com.xxx;
 
import org.apache.dubbo.monitor.MonitorFactory;
import org.apache.dubbo.monitor.Monitor;
import org.apache.dubbo.common.URL;
 
public class XxxMonitorFactory implements MonitorFactory {
    public Monitor getMonitor(URL url) {
        return new XxxMonitor(url);
    }
}

XxxMonitor.java:

package com.xxx;
 
import org.apache.dubbo.monitor.Monitor;
 
public class XxxMonitor implements Monitor {
    public void count(URL statistics) {
        // ...
    }
}

META-INF/dubbo/org.apache.dubbo.monitor.MonitorFactory:

xxx=com.xxx.XxxMonitorFactory