org.apache.wicket.devutils.inspector

Class RenderPerformanceListener

java.lang.Object

org.apache.wicket.devutils.inspector.RenderPerformanceListener

All Implemented Interfaces:

IComponentInstantiationListener

public class RenderPerformanceListener
extends Object
implements IComponentInstantiationListener

A listener that adds a special Behavior that measures the time needed by a component to render itself. MarkupContainer's render includes the time for rendering its children so the time accumulates.

To enable this listener use the following in YourApplication.init():

 getComponentInstantiationListeners().add(new RenderPerformanceListener());
 

Constructor Summary

Constructors

Constructor and Description
RenderPerformanceListener()

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	accepts(Component component) Filters which components' render performance should be measured.
void	onInstantiation(Component component)

Methods inherited from class java.lang.Object

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

Constructor Detail

RenderPerformanceListener

public RenderPerformanceListener()

Method Detail

onInstantiation

public void onInstantiation(Component component)

Specified by:

onInstantiation in interface IComponentInstantiationListener

accepts

protected boolean accepts(Component component)

Filters which components' render performance should be measured.

Parameters:

component - the component that is instantiated

Returns:

true if render time should be measured the for this component, false - otherwise