Hi If I plan to use global exception in struts, how do I actually throw the exception in my codes in order for the struts exception to kick in? I am little confused here how it works because if I do not catch my exceptions, it won't even compile. I am refering to non-runtime exception here.
Sebastian Ho On Tue, 2004-08-10 at 10:59, Kishore Senji wrote: > On Mon, 9 Aug 2004 22:06:51 -0300 (ART), Leandro Melo > <[EMAIL PROTECTED]> wrote: > > Hi, > > i'm now starting to deal with exception in my > > application. > > > > So far, i haven't used Struts exception handling > > alternatives, so, i'm very new at that. > > > > After some reading i have a few questions (please mark > > True of False on my sentences , naturally comments are > > welcome!). > > > > * It seems to me that Struts has a very nice way > > to deal with Exceptions, and i actually should use > > that. > > True ! > > > > > * Is it nice to have locals exceptions handlers > > for my Action, or i should just have a few (or one) > > global Exception Handler? > > True (If required) Having LocalException Handlers will give the > functionality of handling a particular exception differently, if > required. > > > > > * When do i need to override ExceptionHandler? I > > couldn't figure it out a situation where it's needed > > (maybe if i want to do some special logs for every > > exceptions??? ). > > > > One scenario might be to handle NestedException, You might override > execute(Exception ex, ExceptionConfig config, ActionMapping mapping, > ActionForm form, HttpServletRequest request, HttpServletResponse > response) method of ExceptionHandler to show error messages for all > the exceptiosn. > > > * Here's an advice from jakarta: " A common use of > > ExceptionHandlers is to configure one for > > java.lang.Exception so it's called for any exception > > and log the exception to some data store.". > > Is it really a nice strategy??? > > > > Well Sure, first a local ExceptionHandler is invoked if found, > otherwise, the global > ExceptionHandlers are searched, if not, the Exception's superclass are > searched in a similar fashion. So, declaring a handler for > java.lang.Exception, will always be there for you as a default handler > for any type of Exception, if you haven't defined a specific handler > for that particular exception. > > > > Well, i think this is it! I'd appreciate some comments. > > > > ===== > > _________________________________ > > Leandro Terra C. Melo > > Eng. de Controle e AutomaÃÃo - UFMG > > > > __________________________________________________ > > Do You Yahoo!? > > Tired of spam? Yahoo! Mail has the best spam protection around > > http://mail.yahoo.com > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > Thanks, > > Kishore Senji. > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
