org.arch4j.webpresentation
Class ExceptionFrontCommand

java.lang.Object
  |
  +--org.arch4j.webpresentation.FrontCommand
        |
        +--org.arch4j.webpresentation.ExceptionFrontCommand

public class ExceptionFrontCommand

extends FrontCommand

This class is a special case FrontCommand. An exception occurred, so forward to a page to report this fact.

Version:

$Revision: 1.1 $

Author:

$Author: rgreinke $

Field Summary

protected Throwable

thrown

Fields inherited from class org.arch4j.webpresentation.FrontCommand

context, request, response

Constructor Summary

ExceptionFrontCommand(Throwable thrown)
Constructor which takes the exception.

Method Summary

String

execute() Execute the command and return the target to forward to.

Methods inherited from class org.arch4j.webpresentation.FrontCommand

init, setHelperAttribute

Methods inherited from class java.lang.Object

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

Field Detail

thrown

protected Throwable thrown

Constructor Detail

ExceptionFrontCommand

public ExceptionFrontCommand(Throwable thrown)

Constructor which takes the exception.

Parameters:

thrown - The exception to report.

Method Detail

execute

public String execute()
               throws javax.servlet.ServletException,
                      IOException

Execute the command and return the target to forward to. Forwards to the page named /exception.jsp.

Specified by:

execute in class FrontCommand

Returns:

A String containing a fully-qualified resource name, which will be forwarded to.

Throws:

javax.servlet.ServletException - If the request could not be handled.

IOException - If an input or output error is detected when the servlet handles the request.