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org.apache.struts.action
Class ExceptionHandler  

java.lang.Object
  org.apache.struts.action.ExceptionHandler

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public class ExceptionHandler

extends java.lang.Object

An ExceptionHandler is configured in the Struts configuration file to handle a specific type of exception thrown by an Action.execute method.

Since:

Struts 1.1

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Field Summary
private static org.apache.commons.logging.Log	log           Commons logging instance.
private static org.apache.struts.util.MessageResources	messages           The message resources for this package.

 

Constructor Summary

ExceptionHandler()

 

Method Summary
ActionForward	execute(java.lang.Exception ex, org.apache.struts.config.ExceptionConfig ae, ActionMapping mapping, ActionForm formInstance, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)           Handle the Exception.
protected  void	logException(java.lang.Exception e)           Logs the Exception using commons-logging.
protected  void	storeException(javax.servlet.http.HttpServletRequest request, java.lang.String property, ActionError error, ActionForward forward, java.lang.String scope)           Deprecated. Use storeException(HttpServletRequest, String, ActionMessage, ActionForward, String) instead. This will be removed after Struts 1.2.
protected  void	storeException(javax.servlet.http.HttpServletRequest request, java.lang.String property, ActionMessage error, ActionForward forward, java.lang.String scope)           Default implementation for handling an ActionMessage generated from an Exception during Action delegation.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

log

private static final org.apache.commons.logging.Log log

Commons logging instance.

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messages

private static org.apache.struts.util.MessageResources messages

The message resources for this package.

Constructor Detail

ExceptionHandler

public ExceptionHandler()

Method Detail

execute

public ActionForward execute(java.lang.Exception ex,
                             org.apache.struts.config.ExceptionConfig ae,
                             ActionMapping mapping,
                             ActionForm formInstance,
                             javax.servlet.http.HttpServletRequest request,
                             javax.servlet.http.HttpServletResponse response)
                      throws javax.servlet.ServletException

Handle the Exception. Return the ActionForward instance (if any) returned by the called ExceptionHandler.

Since:

Struts 1.1

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logException

protected void logException(java.lang.Exception e)

Logs the Exception using commons-logging.

Since:

Struts 1.2

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storeException

protected void storeException(javax.servlet.http.HttpServletRequest request,
                              java.lang.String property,
                              ActionError error,
                              ActionForward forward,
                              java.lang.String scope)

Deprecated. Use storeException(HttpServletRequest, String, ActionMessage, ActionForward, String) instead. This will be removed after Struts 1.2.

Default implementation for handling an ActionError generated from an Exception during Action delegation. The default implementation is to set an attribute of the request or session, as defined by the scope provided (the scope from the exception mapping). An ActionErrors instance is created, the error is added to the collection and the collection is set under the Globals.ERROR_KEY.

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storeException

protected void storeException(javax.servlet.http.HttpServletRequest request,
                              java.lang.String property,
                              ActionMessage error,
                              ActionForward forward,
                              java.lang.String scope)

Default implementation for handling an ActionMessage generated from an Exception during Action delegation. The default implementation is to set an attribute of the request or session, as defined by the scope provided (the scope from the exception mapping). An ActionMessages instance is created, the error is added to the collection and the collection is set under the Globals.ERROR_KEY.

Since:

Struts 1.2

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Overview  Package   Class  Use  Deprecated  Index
Home >> All >> org >> apache >> struts >> [ action overview ]	PREV CLASS  NEXT CLASS
SUMMARY:  JAVADOC |  SOURCE |  DOWNLOAD | NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

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