[JIRA-OS] Commented: (WW-167) misleading exception is thrown from ServletDispatcher when action's constructor throws an exception

The following comment has been added to this issue:

     Author: Patrick Lightbody
    Created: Sun, 14 Sep 2003 5:38 PM
       Body:
Cameron,
Can you upload the patch again? it appears that it got deleted or something :(
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View the issue:

  http://jira.opensymphony.com/secure/ViewIssue.jspa?key=WW-167


Here is an overview of the issue:
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        Key: WW-167
    Summary: misleading exception is thrown from ServletDispatcher when action's constructor throws an exception
       Type: Bug

     Status: Assigned
   Priority: Trivial

    Project: WebWork
 Components: 
             Dispatch
   Fix Fors:
             2.0-beta2
   Versions:
             2.0-beta2
             2.0-beta1

   Assignee: Patrick Lightbody
   Reporter: Cameron Braid

    Created: Thu, 1 May 2003 8:34 AM
    Updated: Sun, 13 Jul 2003 11:55 AM

Description:
When an exception is thrown from an action's constructor a NullPointerException is thrown.  The following stack trace is the result, it is misleading.

java.lang.IllegalArgumentException: Unknown action name: null
	at com.opensymphony.xwork.ActionInvocation.createAction ActionInvocation.java:169)
	at com.opensymphony.xwork.ActionInvocation.init ActionInvocation.java:217)
	at com.opensymphony.xwork.ActionInvocation.<init>(ActionInvocation.java:63)
	at com.opensymphony.xwork.ActionInvocation.<init>(ActionInvocation.java:56)
	at com.opensymphony.xwork.ActionProxy.prepare(ActionProxy.java:116)
	at com.opensymphony.xwork.ActionProxy.<init>(ActionProxy.java:56)
	at com.opensymphony.xwork.ActionProxy.createActionProxy(ActionProxy.java:62)
	at com.opensymphony.webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:138)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
	.....




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