Package wt.jmx.core.mbeans

Class Dumper

java.lang.Object

javax.management.StandardMBean

wt.jmx.core.StandardMBean

wt.jmx.core.SelfAwareMBean

wt.jmx.core.mbeans.Dumper

All Implemented Interfaces:

DynamicMBean, MBeanRegistration, NotificationBroadcaster, NotificationEmitter, BaseObjectNamed, DumperMBean, SelfEmailingMBean

public final class Dumper
extends SelfAwareMBean
implements DumperMBean, NotificationEmitter

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

Field Summary

Fields inherited from interface wt.jmx.core.mbeans.DumperMBean

DEADLOCK_DETECTED_NOTIF_TYPE

Method Summary

Modifier and Type	Method	Description
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, getRegisteredMBeanIterator, getSelfAwareMBean, init, isAutoStart, isInited, isRegistered, isStarted, onDestroy, onInit, postDeregister, postRegister, preDeregister, preRegister, register, register, register, resetObjectName, setAutoStart, setOwnerMBean, start, stop

Methods inherited from class wt.jmx.core.StandardMBean

cacheMBeanInfo, cacheMBeanInfoInInstance, createMBeanInfo, getAttributes, getCachedInstanceMBeanInfo, getCachedMBeanInfo, getDescription, getDescription, getDescription, getDescription, getImpact, getMBeanInfo, getParameterName, setAttributes, sort

Methods inherited from class javax.management.StandardMBean

getAttribute, getClassName, getConstructors, getDescription, getDescription, getDescription, getImplementation, getImplementationClass, getMBeanInterface, getParameterName, invoke, setAttribute, setImplementation

Methods inherited from class java.lang.Object

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

Method Details

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