org.apache.commons.monitoring.aop
Class AbstractPerformanceInterceptor<T>

java.lang.Object
  org.apache.commons.monitoring.aop.AbstractPerformanceInterceptor<T>

Direct Known Subclasses:

AopPerformanceInterceptor, CommonsProxyPerformanceInterceptor

public abstract class AbstractPerformanceInterceptor<T>
extends java.lang.Object

A method interceptor that compute method invocation performances.

Concrete implementation will adapt the method interception API to this class requirement.

Author:

Nicolas De Loof

Field Summary

protected java.lang.String	category
protected MonitorNameExtractor	monitorNameExtractor
protected Repository	repository
protected java.lang.String	subsystem

Constructor Summary

AbstractPerformanceInterceptor()

Method Summary

protected void	beforeReturning(Monitor monitor, java.lang.Throwable error, long duration)
protected java.lang.Object	doInvoke(T invocation) API neutral method invocation
protected java.lang.String	getMonitorName(java.lang.reflect.Method method) Compute the monitor name associated to this method invocation
protected abstract java.lang.String	getMonitorName(T invocation)
protected abstract java.lang.Object	proceed(T invocation)
void	setCategory(java.lang.String category)
void	setMonitorNameExtractor(MonitorNameExtractor monitorNameExtractor)
void	setRepository(Repository repository) Set a custom application-defined repository
void	setSubsystem(java.lang.String subsystem)

Methods inherited from class java.lang.Object

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

Field Detail

repository

protected Repository repository

category

protected java.lang.String category

subsystem

protected java.lang.String subsystem

monitorNameExtractor

protected MonitorNameExtractor monitorNameExtractor

Constructor Detail

AbstractPerformanceInterceptor

public AbstractPerformanceInterceptor()

Method Detail

doInvoke

protected java.lang.Object doInvoke(T invocation)
                             throws java.lang.Throwable

API neutral method invocation

Throws:

java.lang.Throwable

proceed

protected abstract java.lang.Object proceed(T invocation)
                                     throws java.lang.Throwable

Parameters:

invocation -

Returns:

Throws:

java.lang.Throwable

getMonitorName

protected abstract java.lang.String getMonitorName(T invocation)

Parameters:

invocation -

Returns:

getMonitorName

protected java.lang.String getMonitorName(java.lang.reflect.Method method)

Compute the monitor name associated to this method invocation

Parameters:

method - method being invoked

Returns:

monitor name. If null, nothing will be monitored

beforeReturning

protected void beforeReturning(Monitor monitor,
                               java.lang.Throwable error,
                               long duration)

Parameters:

monitor - the monitor associated to the method invocation

error - Throwable thrown by the method invocation if any

duration - the duration of the method invocation

setRepository

public void setRepository(Repository repository)

Set a custom application-defined repository

Parameters:

repository -

setCategory

public void setCategory(java.lang.String category)

setSubsystem

public void setSubsystem(java.lang.String subsystem)

setMonitorNameExtractor

public void setMonitorNameExtractor(MonitorNameExtractor monitorNameExtractor)

Parameters:

monitorNameExtractor - the monitorNameExtractor to set