I reported a similar issue in Xwork JIRA months ago :
http://jira.opensymphony.com/browse/XW-521
The fix is identical.
--
Aymeric
PS: I'm not able to reply threads from my mail account, they're just ignored
(no errors). Any suggestions?
MassimoH wrote:
>
> I've isolated a Struts 2 bug and I would like to suggest a code fix. The
> code fix is in an xwork class. I'm don't fully understand the xwork/struts
> distinction, but I assume I'm posting to the right list.
>
> Here is the error scenario:
>
> - DefaultActionInvocation calls all Interceptors which wind onto the Java
> call stack. Then DefaultActionInvocation calls the actual action itself.
> The action returns "success"
> - DefaultActionInvocation creates result object from this result code and
> executes the result
> - There is a problem in my FTL template, so FreeMarker throws a
> ParseException
> - Call stack unwinds to ExceptionMappingInterceptor which catches the
> exception, adds to OGNL value stack and returns "unhandledException"
> - DefaultActionInvocation simply re-executes the already created result
> object based on the original Action result.
> - The caching mechanism within FreeMarker detects a current timestamp and
> will either throw a FileNotFoundException (if the page isn't cached) or
> returns cached and out-of-date results. In either case, the original
> exception is lost and never logged. My exception action is also never
> executed.
>
> This seems to be...
>
> A small FreeMarker bug: it should rethrow ParseException when called a
> second time.
> A larger Struts 2 (or xwork) bug: Struts shouldn't ignore the first
> exception and simply rerun the result object. When Struts catches the
> original exception from the result, it should call the defined exception
> action.
>
>
> I suggest that the following three lines be removed from
> DefaultActionInvocation.java, line 174:
>
> if (result != null) {
> return result;
> }
>
> I've tested this and I get the desired behavior. My exception action is
> called for the original exception. The xwork build reports no additional
> automated test failures. I got four test failures trying to build the
> standard xwork 2.0.4 distribution before making any changes, however my
> code change didn't affect these results.
>
>
> Version Info
> Java 1.6.0_02
> Struts 2.0.9
> xwork 2.0.4
>
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