StatisticImpl (JBoss/Management API) - JBoss 3.2.7 management API Documentation 英文版文档

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org.jboss.management.j2ee.statistics
Class StatisticImpl

java.lang.Object
  org.jboss.management.j2ee.statistics.StatisticImpl

All Implemented Interfaces:: Serializable, javax.management.j2ee.statistics.Statistic

Direct Known Subclasses:: BoundaryStatisticImpl, BoundedRangeStatisticImpl, CountStatisticImpl, RangeStatisticImpl, TimeStatisticImpl

public abstract class StatisticImpl
extends Object
implements javax.management.j2ee.statistics.Statistic, Serializable

JBoss Implementation of the base Model for a Statistic Information

Version:: $Revision: 1.1.2.2 $
Author:: Marc Fleury, Scott.Stark@jboss.org
See Also:: Serialized Form

Field Summary

protected String description


protected long lastSampleTime


protected String name


protected long startTime


protected String units


Constructor Summary

StatisticImpl(String name, String units, String description)
          Create a named Statistic.

Method Summary

String getDescription()


long getLastSampleTime()


String getName()


long getStartTime()


String getUnit()


void reset()
          Reset the lastSampleTime and startTime to the current time

void set()
          Update the lastSampleTime and startTime on first call

String toString()


Methods inherited from class java.lang.Object

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

Field Detail

name

protected String name

units

protected String units

description

protected String description

startTime

protected long startTime

lastSampleTime

protected long lastSampleTime

Constructor Detail

StatisticImpl

public StatisticImpl(String name,
                     String units,
                     String description)

Create a named Statistic.
Parameters:: name - Name of the statistic; units - Unit description used in this statistic; description - Human description of the statistic

Method Detail

getName

public String getName()

Specified by:: getName in interface javax.management.j2ee.statistics.Statistic

Returns:: Name of the Statistic

getUnit

public String getUnit()

Specified by:: getUnit in interface javax.management.j2ee.statistics.Statistic

Returns:: Unit of Measurement. For TimeStatistics valid values are "HOUR", "MINUTE", "SECOND", "MILLISECOND", "MICROSECOND", "NANOSECOND"

getDescription

public String getDescription()

Specified by:: getDescription in interface javax.management.j2ee.statistics.Statistic

Returns:: A human-readable description

getStartTime

public long getStartTime()

Specified by:: getStartTime in interface javax.management.j2ee.statistics.Statistic

Returns:: The time the first measurment was taken represented as a long, whose value is the number of milliseconds since January 1, 1970, 00:00:00.

getLastSampleTime

public long getLastSampleTime()

Specified by:: getLastSampleTime in interface javax.management.j2ee.statistics.Statistic

Returns:: The time the most recent measurment was taken represented as a long, whose value is the number of milliseconds since January 1, 1970, 00:00:00.

reset

public void reset()

Reset the lastSampleTime and startTime to the current time

set

public void set()

Update the lastSampleTime and startTime on first call

toString

public String toString()