一文详解tomcat中的jmx监控

java -Dcom.sun.management.jmxremote \
     -Dcom.sun.management.jmxremote.port=9999 \
     -Dcom.sun.management.jmxremote.authenticate=false \
     -Dcom.sun.management.jmxremote.ssl=false \
     -jar myapplication.jar

set JAVA_OPTS=%JAVA_OPTS% -Djava.rmi.server.hostname=192.168.56.1 -Dcom.sun.management.jmxremote.port=9999 -Dcom.sun.management.jmxremote.rmi.port=9999 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false

protected void initInternal() throws LifecycleException {
        // If oname is not null then registration has already happened via
        // preRegister().
        if (oname == null) {
            获取MBeanServer
            mserver = Registry.getRegistry(null, null).getMBeanServer();
            //注册MBean
            oname = register(this, getObjectNameKeyProperties());
        }
    }
//注册MBean的方法   
protected final ObjectName register(Object obj,
            String objectNameKeyProperties) {
​
        // Construct an object name with the right domain
        StringBuilder name = new StringBuilder(getDomain());
        name.append(':');
        name.append(objectNameKeyProperties);
​
        ObjectName on = null;
​
        try {
            on = new ObjectName(name.toString());
            //将自己注册到MBeanServer中
            Registry.getRegistry(null, null).registerComponent(obj, on, null);
        } catch (MalformedObjectNameException e) {
            log.warn(sm.getString("lifecycleMBeanBase.registerFail", obj, name),
                    e);
        } catch (Exception e) {
            log.warn(sm.getString("lifecycleMBeanBase.registerFail", obj, name),
                    e);
        }
​
        return on;
    }