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

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org.jboss.monitor.services
Class MemoryMonitor

java.lang.Object
  org.jboss.mx.util.JBossNotificationBroadcasterSupport
      org.jboss.system.ServiceMBeanSupport
          org.jboss.monitor.services.MemoryMonitor

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

public class MemoryMonitor
extends org.jboss.system.ServiceMBeanSupport
implements MemoryMonitorMBean

MemoryMonitor class.

Version:: $Revision: 1.1.4.1 $
Author:: Dimitris Andreadis

Field Summary

static String DEFAULT_CRITICAL_THRESHOLD
          default critical threshold

static String DEFAULT_SAMPLING_PERIOD
          default sampling period

static int DEFAULT_WARNING_MEASUREMENTS
          default number of measurements to trigger warning

static String DEFAULT_WARNING_THRESHOLD
          default warning threshold

static String FREE_MEMORY_KEY
          Free memory key to use in AlarmNotification/userData map

static long GIGA


static long HOUR


static long KILO
          conversion constants

static long MEGA


static String MEMORY_LOW
          Notification type which indicates a memory low alarm

static long MINS


static long SECS


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

MemoryMonitor()
          CTOR

Method Summary

String getFreeMemoryCriticalThreshold()


long getFreeMemorySample()


String getFreeMemoryWarningThreshold()


String getSamplingPeriod()


String getSeverity()


int getTriggeringWarningMeasurements()


void setFreeMemoryCriticalThreshold(String s)


void setFreeMemoryWarningThreshold(String s)


void setSamplingPeriod(String s)


void setTriggeringWarningMeasurements(int measurements)


void startService()


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

MEMORY_LOW

public static final String MEMORY_LOW

Notification type which indicates a memory low alarm

See Also:: Constant Field Values

FREE_MEMORY_KEY

public static final String FREE_MEMORY_KEY

Free memory key to use in AlarmNotification/userData map

See Also:: Constant Field Values

DEFAULT_WARNING_THRESHOLD

public static final String DEFAULT_WARNING_THRESHOLD

default warning threshold

See Also:: Constant Field Values

DEFAULT_WARNING_MEASUREMENTS

public static final int DEFAULT_WARNING_MEASUREMENTS

default number of measurements to trigger warning

See Also:: Constant Field Values

DEFAULT_CRITICAL_THRESHOLD

public static final String DEFAULT_CRITICAL_THRESHOLD

default critical threshold

See Also:: Constant Field Values

DEFAULT_SAMPLING_PERIOD

public static final String DEFAULT_SAMPLING_PERIOD

default sampling period

See Also:: Constant Field Values

KILO

public static final long KILO

conversion constants

See Also:: Constant Field Values

MEGA

public static final long MEGA

See Also:: Constant Field Values

GIGA

public static final long GIGA

See Also:: Constant Field Values

SECS

public static final long SECS

See Also:: Constant Field Values

MINS

public static final long MINS

See Also:: Constant Field Values

HOUR

public static final long HOUR

See Also:: Constant Field Values

Constructor Detail

MemoryMonitor

public MemoryMonitor()

CTOR

Method Detail

setTriggeringWarningMeasurements

public void setTriggeringWarningMeasurements(int measurements)

Specified by:: setTriggeringWarningMeasurements in interface MemoryMonitorMBean

getTriggeringWarningMeasurements

public int getTriggeringWarningMeasurements()

Specified by:: getTriggeringWarningMeasurements in interface MemoryMonitorMBean

setFreeMemoryWarningThreshold

public void setFreeMemoryWarningThreshold(String s)

Specified by:: setFreeMemoryWarningThreshold in interface MemoryMonitorMBean

getFreeMemoryWarningThreshold

public String getFreeMemoryWarningThreshold()

Specified by:: getFreeMemoryWarningThreshold in interface MemoryMonitorMBean

setFreeMemoryCriticalThreshold

public void setFreeMemoryCriticalThreshold(String s)

Specified by:: setFreeMemoryCriticalThreshold in interface MemoryMonitorMBean

getFreeMemoryCriticalThreshold

public String getFreeMemoryCriticalThreshold()

Specified by:: getFreeMemoryCriticalThreshold in interface MemoryMonitorMBean

setSamplingPeriod

public void setSamplingPeriod(String s)

Specified by:: setSamplingPeriod in interface MemoryMonitorMBean

getSamplingPeriod

public String getSamplingPeriod()

Specified by:: getSamplingPeriod in interface MemoryMonitorMBean

getFreeMemorySample

public long getFreeMemorySample()

Specified by:: getFreeMemorySample in interface MemoryMonitorMBean

getSeverity

public String getSeverity()

Specified by:: getSeverity in interface MemoryMonitorMBean

startService

public void startService()
                  throws Exception

Throws:: Exception

stopService

public void stopService()