http://90haofang-163-com.iteye.com/blog/1901416
http://90haofang-163-com.iteye.com/blog/1902211
JMX的Server和connetor的编写在之前的博客中已经写了。现在谈谈如何在用spring整合JMX,首先看看spring,JMX的优点。
spring提供了很简便的方式整合JMX到应用程序中,它提供了一下四个特性:
1.自动注册Spring bean为JMX MBean
2.灵活的管理beans 接口机制
3.声明MBean通过远程连接
4.给本地或者远程资源提供了简单代理
这些特性使用起来,与应用程序其他模块没有耦合性,这些模块也不需要知道Spring和JMX的存在。接下来通过一个例子来开始我们的整合,
首先了解MBeanExporter,这个类是spring JMX中的核心类,用于创建好的Spring beans 注册到JMX MBean server上。使之成为MBean。
先创建一个spring Bean 实现一个接口:
package git.tudou.spring.integration.jmx; /** * Date: 13-7-11 * Time: 上午10:38 */ public interface IJmxTestBean { public int add(int x,int y); public long operation(); public int getAge(); public void setAge(int age); public void setName(String name); public String getName(); }实现这个接口:
package git.tudou.spring.integration.jmx; /** * Date: 13-7-11 * Time: 上午10:43 */ public class JmxTestBean implements IJmxTestBean{ private String name; private int age; public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public int add(int x, int y) { return x+y; } public long operation() { return 100; } public void dontExportOperation(){ throw new RuntimeException("do not export me"); } }把这个类的方法和属性导出为MBean的方法和属性,只需要在spring配置一个MBeanExporter类, 并把这个类配置到MBeanExporter中。
<!--导出spring bean所有的方法和属性 不使用赖加载--> <bean id="exporter" class="org.springframework.jmx.export.MBeanExporter" lazy-init="false"> <!--需要导出为MBean的spring 类 --> <property name="beans"> <map> <entry key="bean:name=testBean" value-ref="testBean"/> </map> </property> <!--<property name="autodetect" value="true"/>--> <!--指定export的MBean server --> <property name="server" ref="mbeanServer"/> </bean> <bean id="testBean" class="git.tudou.spring.integration.jmx.JmxTestBean"> <property name="name" value="tudou"/> <property name="age" value="10"/> </bean> <bean id="mbeanServer" class="org.springframework.jmx.support.MBeanServerFactoryBean"/>相关类定义在以上的配置中,MBeanExporter的beans属性指定要从spring bean导出到MBeans server的类,默认情况下entry的key值作为导出MBean的ObjectName,
如果运行环境中有一个MBean server,就可以不配置,这时候spring就会尝试定位这个MBean 并且把导出bean注册在该MBean server上,如果没有需要自己配置一个Mbean server,通过实例化一个org.springframework.jmx.support.MBeanServerFactoryBean ,然后在MBeanExporter中指定server属性,当然我们也可以指定自己私有的MBean server.
然后通过rmi发布MBean供远程应用程序访问,配置如下
spring-config-jmx-server.xml
<?xml version="1.0" encoding="GBK"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd" default-autowire="byName"> <!-- --> <!--导出spring bean所有的方法和属性 不使用赖加载--> <bean id="exporter" class="org.springframework.jmx.export.MBeanExporter" lazy-init="false"> <!--需要导出为MBean的spring 类 --> <property name="beans"> <map> <entry key="bean:name=testBean" value-ref="testBean"/> </map> </property> <!--<property name="autodetect" value="true"/>--> <!--指定export的MBean server --> <property name="server" ref="mbeanServer"/> </bean> <bean id="testBean" class="git.tudou.spring.integration.jmx.JmxTestBean"> <property name="name" value="tudou"/> <property name="age" value="10"/> </bean> <!--MBean server 实例--> <bean id="mbeanServer" class="org.springframework.jmx.support.MBeanServerFactoryBean"/> <!--注册端口 我使用的是9992--> <bean id="registry" class="org.springframework.remoting.rmi.RmiRegistryFactoryBean" destroy-method="destroy"> <property name="port" value="9992"/> </bean> <!--配置服务连接connector via rmi --> <bean id="serverConnector" class="org.springframework.jmx.support.ConnectorServerFactoryBean" depends-on="registry"> <property name="objectName" value="connector:name=rmi"/> <property name="serviceUrl" value="service:jmx:rmi:///jndi/rmi://10.12.145.18:9992/jmxrmi"/> <property name="server" ref="mbeanServer"/> </bean> </beans>
这样远程就可以通过rmi访问该MBean了.先编写一个测试类启动MBean server
package git.tudou.spring.jmx.test; import org.junit.AfterClass; import org.junit.Before; import org.junit.BeforeClass; import org.springframework.beans.factory.support.DefaultListableBeanFactory; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; /** * Date: 13-7-11 * Time: 下午2:34 */ public class BaseTest { protected static ApplicationContext applicationContext; @BeforeClass public static void initApplicationContext() { try{ long start = System.currentTimeMillis(); System.out.println("正在加载配置文件....."); applicationContext = new ClassPathXmlApplicationContext(new String[]{"spring-config-jmx-server.xml"}); System.out.println("加载配置文件完成...时间:" + (System.currentTimeMillis() - start)); }catch (Exception e){ e.printStackTrace(); } } @Before public void setAutoWire(){ applicationContext.getAutowireCapableBeanFactory().autowireBeanProperties(this, DefaultListableBeanFactory.AUTOWIRE_BY_NAME,false); } @AfterClass public static void afterClass(){ System.out.println("类加载完成......"); } }
package git.tudou.spring.jmx.test; import org.junit.Test; import java.util.concurrent.CountDownLatch; /** * Date: 13-7-11 * Time: 下午2:29 */ public class TestSpringJmxServer extends BaseTest { @Test public void testCreateServer() throws Exception{ CountDownLatch lock = new CountDownLatch(1); System.out.println("MBean rmi 服务启动...."); lock.await(); } }
启动测试类:
INFO - JMX connector server started: javax.management.remote.rmi.RMIConnectorServer@2b071e12 DEBUG - Finished creating instance of bean 'serverConnector' DEBUG - Unable to locate LifecycleProcessor with name 'lifecycleProcessor': using default [org.springframework.context.support.DefaultLifecycleProcessor@209daa17] DEBUG - Returning cached instance of singleton bean 'lifecycleProcessor' 加载配置文件完成...时间:5408 MBean rmi 服务启动....
可以使用jconsole连接MBean server先看看MBean,本来想上个截图的,总是传不上去。
然后用代码连接MBean,在spring配置文件中,配置JMXConnector,我使用代理方式
spring-config-jmx-client.xml
<?xml version="1.0" encoding="GBK"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:osgi="http://www.springframework.org/schema/osgi" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/osgi http://www.springframework.org/schema/osgi/spring-osgi.xsd" default-autowire="byName"> <!-- --> <bean id="testBean2" class="git.tudou.spring.integration.jmx.JmxTestBean"/> <bean id="proxy" class="org.springframework.jmx.access.MBeanProxyFactoryBean"> <property name="connectOnStartup" value="true"/> <property name="objectName" value="bean:name=testBean"/> <property name="proxyInterface" value="git.tudou.spring.integration.jmx.IJmxTestBean"/> <property name="serviceUrl" value="service:jmx:rmi:///jndi/rmi://10.12.145.18:9992/jmxrmi"/> </bean> </beans>proxyInterface是导出MBean的接口,serverUrl为MBean通过rmi发布是使用的地址,可以通过代理访问MBean,实际上是作为IJmxTestBean的代理,编写测试类测试
package git.tudou.spring.jmx.test; import org.junit.AfterClass; import org.junit.Before; import org.junit.BeforeClass; import org.springframework.beans.factory.support.DefaultListableBeanFactory; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; /** * Date: 13-7-11 * Time: 下午4:08 */ public class BaseTestClient { protected static ApplicationContext applicationContext; @BeforeClass public static void initApplicationContext() { try{ long start = System.currentTimeMillis(); System.out.println("正在加载client配置文件....."); applicationContext = new ClassPathXmlApplicationContext(new String[]{"spring-config-jmx-client.xml"}); System.out.println("加载配置文件完成...时间:" + (System.currentTimeMillis() - start)); }catch (Exception e){ e.printStackTrace(); } } @Before public void setAutoWire(){ applicationContext.getAutowireCapableBeanFactory().autowireBeanProperties(this, DefaultListableBeanFactory.AUTOWIRE_BY_NAME,false); } @AfterClass public static void afterClass(){ System.out.println("类加载完成......"); } }以下类在从spring容器中获得一个代理,并执行MBean的一些方法