org.jboss.ejb.plugins
Class MetricsInterceptor

java.lang.Object
  |
  +--org.jboss.ejb.plugins.AbstractInterceptor
        |
        +--org.jboss.ejb.plugins.MetricsInterceptor

All Implemented Interfaces:

ContainerPlugin, Interceptor, MetricsConstants, Service

public class MetricsInterceptor

extends AbstractInterceptor

implements MetricsConstants

MetricsInterceptor collects data from the bean invocation call and publishes them on a JMS topic (bound to topic/metrics in the name service).

Since:

jBoss 2.0

Author:

Juha Lindfors

Fields inherited from class org.jboss.ejb.plugins.AbstractInterceptor

log, nextInterceptor

Fields inherited from interface org.jboss.monitor.MetricsConstants

ACTIVITY, APPLICATION, BEAN, BEANCACHE_METRICS, CHECKPOINT, INVOCATION_METRICS, MEMORY_MONITOR, METHOD, PRIMARY_KEY, SYSTEM_METRICS, THREAD_MONITOR, TIME, TYPE

Constructor Summary

MetricsInterceptor()

Method Summary

void	destroy() Kills the publisher thread.
Container	getContainer() Returns the container reference.
void	init() Starts the JMS publisher thread.
java.lang.Object	invoke(MethodInvocation mi)
java.lang.Object	invokeHome(MethodInvocation mi)
void	setContainer(Container container) Stores the container reference and the application and bean JNDI names.

Methods inherited from class org.jboss.ejb.plugins.AbstractInterceptor

getNext, setNext, start, stop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MetricsInterceptor

public MetricsInterceptor()

Method Detail

setContainer

public void setContainer(Container container)

Stores the container reference and the application and bean JNDI names.

Overrides:

setContainer in class AbstractInterceptor

Parameters:

container - set by the container initialization code

getContainer

public Container getContainer()

Returns the container reference.

Overrides:

getContainer in class AbstractInterceptor

Returns:

the container this interceptor belongs to

invokeHome

public java.lang.Object invokeHome(MethodInvocation mi)
                            throws java.lang.Exception

Overrides:

invokeHome in class AbstractInterceptor

invoke

public java.lang.Object invoke(MethodInvocation mi)
                        throws java.lang.Exception

Overrides:

invoke in class AbstractInterceptor

init

public void init()

Starts the JMS publisher thread.

Overrides:

init in class AbstractInterceptor

destroy

public void destroy()

Kills the publisher thread.

Overrides:

destroy in class AbstractInterceptor