wt.jmx.core.mbeans
Class Dumper

java.lang.Object
  wt.jmx.core.StandardMBeanFix
      wt.jmx.core.StandardMBean
          wt.jmx.core.SelfAwareMBean
              wt.jmx.core.mbeans.Dumper

All Implemented Interfaces:

DynamicMBean, MBeanRegistration, BaseObjectNamed, DumperMBean, SelfEmailingMBean

public final class Dumper
extends SelfAwareMBean
implements DumperMBean

This MBean provides operations to dump text files, stack traces, MBean summary data, etc, to JMX operation results (and thus to a JMX console) or to e-mail.

Supported API: true

Extendable: false

Method Summary

static Dumper

getInstance(StandardMBean mbeanContext, boolean throwExceptionOnNoInstance) Return the Dumper associated by MBeanLoader with 'mbeanContext' or the Dumper started and still not stopped within this classloader.

Methods inherited from class wt.jmx.core.SelfAwareMBean

deregister, destroy, getBaseObjectName, getObjectName, getObjectNameOnPreRegister, getOwnerMBean, getSelfAwareMBean, init, isInited, isRegistered, isStarted, onDestroy, onInit, postDeregister, postRegister, preDeregister, preRegister, register, register, register, resetObjectName, setOwnerMBean, start, stop

Methods inherited from class wt.jmx.core.StandardMBean

cacheMBeanInfo, cacheMBeanInfoInInstance, createMBeanInfo, getCachedInstanceMBeanInfo, getCachedMBeanInfo, getDescription, getDescription, getDescription, getDescription, getImpact, getMBeanInfo, getParameterName

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static Dumper getInstance(StandardMBean mbeanContext,
                                 boolean throwExceptionOnNoInstance)

Return the Dumper associated by MBeanLoader with 'mbeanContext' or the Dumper started and still not stopped within this classloader.

Supported API: true

Parameters:

mbeanContext - MBean to use as a lookup context for the given MBean (currently ignored unless SelfAwareMBean)

throwExceptionOnNoInstance - Whether a NullPointerException should be thrown when no started instance is available