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Java Source Code / Java Documentation » Template Engine » Velocity » org.apache.velocity.app.event

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Class Diagram

Java Document (Java Doc)

org.apache.velocity.app.event .MethodExceptionEventHandler

All known Subclasses:   org.apache.velocity.test.eventhandler .Handler1,  org.apache.velocity.test.misc .ExceptionGeneratingEventHandler,  org.apache.velocity.test.eventhandler .Handler2,  org.apache.velocity.app.event.implement .PrintExceptions,
MethodExceptionEventHandler
public interface MethodExceptionEventHandler extends EventHandler(Code)
Event handler called when a method throws an exception. This gives the application a chance to deal with it and either return something nice, or throw. Please return what you want rendered into the output stream.
author:
   Will Glass-Husain
author:
   Geir Magnusson Jr.
version:
   $Id: MethodExceptionEventHandler.java 470256 2006-11-02 07:20:36Z wglass $

Inner Class :static class MethodExceptionExecutor implements EventHandlerMethodExecutor

Method Summary
public Object methodException(Class claz, String method, Exception e)
     Called when a method throws an exception. Only the first registered MethodExceptionEventHandler is called.

Method Detail
methodException
public Object methodException(Class claz, String method, Exception e) throws Exception(Code)
Called when a method throws an exception. Only the first registered MethodExceptionEventHandler is called. If none are registered a MethodInvocationException is thrown.
Parameters:
  claz - the class of the object the method is being applied to
Parameters:
  method - the method
Parameters:
  e - the thrown exception an object to insert in the page
throws:
  Exception - an exception to be thrown instead inserting an object

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