Why not implement this in the subclass itself? It sounds really specific for a certain class right? So I think the subclass itself is the correct place.
On Wed, Apr 2, 2008 at 11:41 AM, Michael Sparer <[EMAIL PROTECTED]> wrote: > > (Using wicket 1.3.2) I have a super class (WebPage) that throws a > AbortWithWebErrorCodeException(404) depending on some properties of its > subclasses. Therefore I can't check the subclasses' properties in the > super > class' constructor and throw the exception there. > So I tried to throw it in the onBeforeRender method instead. The Error > page > for the 404 gets rendered and displayed without problems however an > exception gets thrown (see below). > > So my question: where's the (right) place to throw the exception? I also > tried RequestCycle.get().setRequestTarget(new > WebErrorCodeResponseTarget(404)); with the same result. > > thanks in advance > > michael > > exception trace: > ERROR - RequestCycle - there was an error cleaning up target > [EMAIL PROTECTED] pageClass=XXXXXXXX]. > org.apache.wicket.WicketRuntimeException: There is no application attached > to current thread btpool0-2 > at org.apache.wicket.Application.get(Application.java:166) > at org.apache.wicket.Component.getApplication(Component.java:1229) > at org.apache.wicket.markup.html.WebPage.onDetach(WebPage.java:404) > at org.apache.wicket.Component.detach(Component.java:1075) > at > > org.apache.wicket.request.target.component.BookmarkablePageRequestTarget.detach(BookmarkablePageRequestTarget.java:122) > at org.apache.wicket.RequestCycle.detach(RequestCycle.java:1046) > at org.apache.wicket.RequestCycle.steps(RequestCycle.java:1348) > at org.apache.wicket.RequestCycle.request(RequestCycle.java:493) > at > org.apache.wicket.protocol.http.WicketFilter.doGet(WicketFilter.java:358) > at > > org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:194) > at > > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > at > > org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:198) > at > > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:75) > at > > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1065) > > ----- > Michael Sparer > http://talk-on-tech.blogspot.com > -- > View this message in context: > http://www.nabble.com/Throw-AbortWithWebErrorCodeException-in-onBeforeRender-tp16446341p16446341.html > Sent from the Wicket - User mailing list archive at Nabble.com. > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > >
