CounterService (Various API) - JBoss 4.0.1 sp1 varia API Documentation 英文版文档

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org.jboss.varia.counter
Class CounterService

java.lang.Object
  org.jboss.mx.util.JBossNotificationBroadcasterSupport
      org.jboss.system.ServiceMBeanSupport
          org.jboss.varia.counter.CounterService

All Implemented Interfaces:: CounterServiceMBean, javax.management.MBeanRegistration, javax.management.NotificationBroadcaster, javax.management.NotificationEmitter, org.jboss.system.Service, org.jboss.system.ServiceMBean

public class CounterService
extends org.jboss.system.ServiceMBeanSupport
implements CounterServiceMBean

A service offering accumulator style counters to help in diagnosing performance issues.

Version:: $Revision: 1.5 $
Author:: Dan Christopherson

Field Summary

static String JNDI_NAME


Fields inherited from class org.jboss.system.ServiceMBeanSupport

log, server, SERVICE_CONTROLLER_SIG, serviceName

Fields inherited from interface org.jboss.system.ServiceMBean

CREATE_EVENT, CREATED, DESTROY_EVENT, DESTROYED, FAILED, REGISTERED, START_EVENT, STARTED, STARTING, states, STOP_EVENT, STOPPED, STOPPING, UNREGISTERED

Constructor Summary

CounterService()


Method Summary

void accumulate(String counterName, long add)
          accumulate a count into a named counter.

String list()


protected void startService()


protected void stopService()


Methods inherited from class org.jboss.system.ServiceMBeanSupport

create, createService, destroy, destroyService, getLog, getName, getNextNotificationSequenceNumber, getObjectName, getServer, getServiceName, getState, getStateString, jbossInternalCreate, jbossInternalDescription, jbossInternalDestroy, jbossInternalLifecycle, jbossInternalStart, jbossInternalStop, postDeregister, postRegister, preDeregister, preRegister, start, stop

Methods inherited from class org.jboss.mx.util.JBossNotificationBroadcasterSupport

addNotificationListener, getNotificationInfo, handleNotification, removeNotificationListener, removeNotificationListener, sendNotification

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jboss.system.ServiceMBean

getName, getState, getStateString, jbossInternalLifecycle

Methods inherited from interface org.jboss.system.Service

create, destroy, start, stop

Field Detail

JNDI_NAME

public static final String JNDI_NAME

See Also:: Constant Field Values

Constructor Detail

CounterService

public CounterService()

Method Detail

accumulate

public void accumulate(String counterName,
                       long add)

accumulate a count into a named counter. will initialize the named counter if neccessary.

startService

protected void startService()
                     throws Exception

Throws:: Exception

stopService

protected void stopService()
                    throws Exception

Throws:: Exception

list

public String list()

Specified by:: list in interface CounterServiceMBean