oracle.jbo.common.ampool
Class ApplicationPoolLogger

java.lang.Object
  |
  +--oracle.jbo.pool.ResourcePoolLogger
        |
        +--oracle.jbo.common.ampool.ApplicationPoolLogger

All Implemented Interfaces:

ApplicationPoolListener, oracle.jbo.pool.ResourcePoolListener

public class ApplicationPoolLogger

extends oracle.jbo.pool.ResourcePoolLogger

implements ApplicationPoolListener

Responsible for logging, collecting, and reporting application pool statistics.

Field Summary

Type	Field
protected long	mAvgNumOfSessionsReferencingState
protected long	mAvgNumOfSessionsReferencingStateAccum
protected long	mNumOfInstancesReused
protected long	mNumOfReferencedInstancesRecycled
protected long	mNumOfStateActivations
protected long	mNumOfStatePassivations
protected long	mNumOfUnreferencedInstancesRecycled

Fields inherited from class oracle.jbo.pool.ResourcePoolLogger

mAvgNumOfAvailableInstances, mAvgNumOfAvailableInstancesAccum, mAvgNumOfInstances, mAvgNumOfInstancesAccum, mAvgNumOfUnavailableInstances, mAvgNumOfUnavailableInstancesAccum, mMaxNumOfInstances, mNumOfCheckins, mNumOfCheckoutFailures, mNumOfCheckouts, mNumOfInstanceCreations, mNumOfInstanceRemovals

Fields inherited from interface oracle.jbo.common.ampool.ApplicationPoolListener

INSTANCE_REUSED, REFERENCED_INSTANCE_RECYCLED, STATE_ACTIVATED, STATE_PASSIVATED, UNREFERENCED_INSTANCE_RECYCLED

Fields inherited from interface oracle.jbo.pool.ResourcePoolListener

CHECKOUT_FAILED, INSTANCE_CHECKED_IN, INSTANCE_CHECKED_OUT, INSTANCE_CREATED, INSTANCE_REMOVED

Constructor Summary

ApplicationPoolLogger(ApplicationPoolImpl pool)

Method Summary

Type	Method
protected void	calculateAverages(boolean force)
void	dumpPoolStatistics(java.io.PrintWriter pw)
void	handleEvent(byte eventType)

Methods inherited from class oracle.jbo.pool.ResourcePoolLogger

printHeaderLine, printStatisticLine, printStatisticLine

Methods inherited from class java.lang.Object

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

Field Detail

mNumOfStateActivations

protected long mNumOfStateActivations

mNumOfStatePassivations

protected long mNumOfStatePassivations

mNumOfReferencedInstancesRecycled

protected long mNumOfReferencedInstancesRecycled

mNumOfUnreferencedInstancesRecycled

protected long mNumOfUnreferencedInstancesRecycled

mNumOfInstancesReused

protected long mNumOfInstancesReused

mAvgNumOfSessionsReferencingState

protected long mAvgNumOfSessionsReferencingState

mAvgNumOfSessionsReferencingStateAccum

protected long mAvgNumOfSessionsReferencingStateAccum

Constructor Detail

ApplicationPoolLogger

public ApplicationPoolLogger(ApplicationPoolImpl pool)

Method Detail

handleEvent

public void handleEvent(byte eventType)

Specified by:

handleEvent in interface oracle.jbo.pool.ResourcePoolListener

Overrides:

handleEvent in class oracle.jbo.pool.ResourcePoolLogger

dumpPoolStatistics

public void dumpPoolStatistics(java.io.PrintWriter pw)

Overrides:

dumpPoolStatistics in class oracle.jbo.pool.ResourcePoolLogger

calculateAverages

protected void calculateAverages(boolean force)

Overrides:

calculateAverages in class oracle.jbo.pool.ResourcePoolLogger