用JavaMelody來監控咱們的web應用

    能夠在 http://code.google.com/p/javamelody/downloads/list 下載它,最新的版本發佈在https://github.com/javamelody/javamelody/releases/tag/1.51.0 
java

    我下載一個javamelody-1.51.0.zip 解壓開來,將jira-javamelody.jar放在我web程序的目錄下,
git

這裏配置的是一個簡單的jsp+servlet應用,修改你的web.xmlgithub

<filter>
      <filter-name>monitoring</filter-name>
      <filter-class>net.bull.javamelody.MonitoringFilter</filter-class>
</filter>
<filter-mapping>
       <filter-name>monitoring</filter-name>
       <url-pattern>/*</url-pattern>
</filter-mapping>
<listener>
       <listener-class>net.bull.javamelody.SessionListener</listener-class>
</listener>

ok,啓動應用訪問http://127.0.0.1:8080/sample-jsp/monitoring  來看看。web

    

友好的中文提示,來看看其餘的,中文的解釋你懂的。。spring

    

我這裏只是一個基礎的servlet應用,顯示的數據比較小,他也支持和struts、spring這些web框架集成。app

  • 集成struts2框架

  • <package name="default" extends="struts-default" >
                    <interceptors>
                            <interceptor name="monitoring" class="net.bull.javamelody.StrutsInterceptor"/>          
    
                            <interceptor-stack name="myStack">
                                    <interceptor-ref name="monitoring"/>
                                    <interceptor-ref name="defaultStack"/>
                            </interceptor-stack>
                    </interceptors>
                    
                    <default-interceptor-ref name="myStack"/>
    </package>

        其餘的包繼承default包便可
jsp

  • 集成springide

  • <context-param>
              <param-name>contextConfigLocation</param-name>
              <param-value>
                    classpath:net/bull/javamelody/monitoring-spring.xml
                    classpath:context/services.xml
                    classpath:context/data-access-layer.xml
                    /WEB-INF/applicationContext.xml
              </param-value>
    </context-param>

        

     <bean id="facadeMonitoringAdvisor" class="net.bull.javamelody.MonitoringSpringAdvisor">
           <property name="pointcut">
                 <bean class="net.bull.javamelody.MonitoredWithInterfacePointcut">
                       <property name="interfaceName" value="com.xyz.someapp.service.Facade" />
                 </bean>
           </property>
    </bean>

        也可使用註解的方式進行配置,通常不用。ui

更多使用可參考:https://code.google.com/p/javamelody/wiki/UserGuide#Introduction 

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