Package org.glassfish.enterprise.iiop.util

Class ThreadPoolStatsImpl

java.lang.Object

org.glassfish.enterprise.iiop.util.ORBCommonStatsImpl

org.glassfish.enterprise.iiop.util.ThreadPoolStatsImpl

All Implemented Interfaces:

ThreadPoolStats, org.glassfish.external.statistics.Stats

@ManagedObject
@Description("The implementation for the ThreadPoolStats")
public class ThreadPoolStatsImpl
extends ORBCommonStatsImpl
implements ThreadPoolStats

This is the implementation for the ThreadPoolStats and provides the implementation required to get the statistics for a threadpool

Author:

Pramod Gopinath

Constructor Summary

Constructors

Constructor	Description
ThreadPoolStatsImpl(com.sun.corba.ee.spi.threadpool.ThreadPool threadPool)

Method Summary

Modifier and Type	Method	Description
org.glassfish.external.statistics.RangeStatistic	getAverageTimeInQueue()	Returns average time in milliseconds a work item waited in the work queue before getting processed.
org.glassfish.external.statistics.RangeStatistic	getAverageWorkCompletionTime()	Returns the statistical information about the average completion time of a work item in milliseconds.
org.glassfish.external.statistics.BoundedRangeStatistic	getCurrentNumberOfThreads()	Returns the statistical information about the number of Threads in the associated ThreaPool, as an instance of BoundedRangeStatistic.
org.glassfish.external.statistics.CountStatistic	getNumberOfAvailableThreads()	Returns the total number of available threads, as an instance of CountStatistic.
org.glassfish.external.statistics.CountStatistic	getNumberOfBusyThreads()	Returns the number of busy threads, as an instance of CountStatistic.
org.glassfish.external.statistics.BoundedRangeStatistic	getNumberOfWorkItemsInQueue()	Returns the work items in queue
org.glassfish.external.statistics.CountStatistic	getTotalWorkItemsAdded()	Returns the the total number of work items added so far to the work queue associated with threadpool.

Methods inherited from class org.glassfish.enterprise.iiop.util.ORBCommonStatsImpl

getStatistic, getStatisticNames, getStatistics, initialize

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.glassfish.external.statistics.Stats

getStatistic, getStatisticNames, getStatistics

Constructor Detail

ThreadPoolStatsImpl

public ThreadPoolStatsImpl(com.sun.corba.ee.spi.threadpool.ThreadPool threadPool)
                    throws com.sun.corba.ee.spi.threadpool.NoSuchWorkQueueException

Throws:

com.sun.corba.ee.spi.threadpool.NoSuchWorkQueueException

Method Detail

getNumberOfBusyThreads

@ManagedAttribute(id="currentbusythreads")
@Description("Total number of busy threads")
public org.glassfish.external.statistics.CountStatistic getNumberOfBusyThreads()

Description copied from interface: ThreadPoolStats

Returns the number of busy threads, as an instance of CountStatistic.

Specified by:

getNumberOfBusyThreads in interface ThreadPoolStats

Returns:

an instance of CountStatistic

getNumberOfAvailableThreads

@ManagedAttribute
@Description("Total number of available threads")
public org.glassfish.external.statistics.CountStatistic getNumberOfAvailableThreads()

Description copied from interface: ThreadPoolStats

Returns the total number of available threads, as an instance of CountStatistic.

Specified by:

getNumberOfAvailableThreads in interface ThreadPoolStats

Returns:

an instance of CountStatistic

getCurrentNumberOfThreads

@ManagedAttribute
@Description("Total number of current threads")
public org.glassfish.external.statistics.BoundedRangeStatistic getCurrentNumberOfThreads()

Description copied from interface: ThreadPoolStats

Returns the statistical information about the number of Threads in the associated ThreaPool, as an instance of BoundedRangeStatistic. This returned value gives an idea about how the pool is changing.

Specified by:

getCurrentNumberOfThreads in interface ThreadPoolStats

Returns:

an instance of BoundedRangeStatistic

getAverageWorkCompletionTime

@ManagedAttribute
@Description("Average time to complete work")
public org.glassfish.external.statistics.RangeStatistic getAverageWorkCompletionTime()

Description copied from interface: ThreadPoolStats

Returns the statistical information about the average completion time of a work item in milliseconds.

Specified by:

getAverageWorkCompletionTime in interface ThreadPoolStats

Returns:

an instance of RangeStatistic

getTotalWorkItemsAdded

@ManagedAttribute
@Description("Total number of work items added to the queue")
public org.glassfish.external.statistics.CountStatistic getTotalWorkItemsAdded()

Description copied from interface: ThreadPoolStats

Returns the the total number of work items added so far to the work queue associated with threadpool.

Specified by:

getTotalWorkItemsAdded in interface ThreadPoolStats

Returns:

an instance of CountStatistic

getNumberOfWorkItemsInQueue

@ManagedAttribute
@Description("Total number of work items in the queue")
public org.glassfish.external.statistics.BoundedRangeStatistic getNumberOfWorkItemsInQueue()

Description copied from interface: ThreadPoolStats

Returns the work items in queue

Specified by:

getNumberOfWorkItemsInQueue in interface ThreadPoolStats

Returns:

an instance of BoundedRangeStatistic

getAverageTimeInQueue

@ManagedAttribute
@Description("Average time in queue")
public org.glassfish.external.statistics.RangeStatistic getAverageTimeInQueue()

Description copied from interface: ThreadPoolStats

Returns average time in milliseconds a work item waited in the work queue before getting processed.

Specified by:

getAverageTimeInQueue in interface ThreadPoolStats

Returns:

an instance of RangeStatistic