oracle.jbo.pool
Class ResourcePoolLogger

java.lang.Object
  oracle.jbo.pool.ResourcePoolLogger

All Implemented Interfaces:

ResourcePoolListener

Direct Known Subclasses:

ApplicationPoolLogger

public class ResourcePoolLogger
extends java.lang.Object
implements ResourcePoolListener

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

Field Summary

Fields inherited from interface oracle.jbo.pool.ResourcePoolListener

CHECKOUT_FAILED, INSTANCE_CHECKED_IN, INSTANCE_CHECKED_OUT, INSTANCE_CREATED, INSTANCE_REMOVED

Constructor Summary

ResourcePoolLogger(ResourcePool pool)

Method Summary

protected void	calculateAverages(boolean force)
protected void	computeResourceAgeHistogram(ResourcePoolStatistics statistics)
void	dumpPoolStatistics(java.io.PrintWriter pw)
protected ResourcePoolStatistics	getResourcePoolStatistics()
protected ResourcePoolStatistics	getStatisticsHolder()
void	handleEvent(byte eventType)
protected void	printHeaderLine(java.lang.String key, java.lang.Class bundleClass, java.io.PrintWriter pw)
protected void	printStatisticLine(java.lang.String key, java.lang.Class bundleClass, java.lang.Object[] params, float value, java.io.PrintWriter pw)
protected void	printStatisticLine(java.lang.String key, java.lang.Class bundleClass, java.lang.Object[] params, long value, java.io.PrintWriter pw)

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourcePoolLogger

public ResourcePoolLogger(ResourcePool pool)

Method Detail

handleEvent

public void handleEvent(byte eventType)

Specified by:

handleEvent in interface ResourcePoolListener

getStatisticsHolder

protected ResourcePoolStatistics getStatisticsHolder()

getResourcePoolStatistics

protected ResourcePoolStatistics getResourcePoolStatistics()

computeResourceAgeHistogram

protected void computeResourceAgeHistogram(ResourcePoolStatistics statistics)

dumpPoolStatistics

public void dumpPoolStatistics(java.io.PrintWriter pw)

calculateAverages

protected void calculateAverages(boolean force)

printHeaderLine

protected void printHeaderLine(java.lang.String key,
                               java.lang.Class bundleClass,
                               java.io.PrintWriter pw)

printStatisticLine

protected void printStatisticLine(java.lang.String key,
                                  java.lang.Class bundleClass,
                                  java.lang.Object[] params,
                                  float value,
                                  java.io.PrintWriter pw)

printStatisticLine

protected void printStatisticLine(java.lang.String key,
                                  java.lang.Class bundleClass,
                                  java.lang.Object[] params,
                                  long value,
                                  java.io.PrintWriter pw)