Thanks Andreou,
If I cannot use finishLoad can you please tell me which method should I
override to modify my values.
Senthil
On Jan 8, 2008 3:48 PM, Andreas Andreou <[EMAIL PROTECTED]> wrote:
> finishLoad is not suitable for what you're doing
>
> Also, do cycle.activate(page) if you want the values you've set for
> the new page to be used - PageRedirectException will just forward
> without them
>
> On Jan 8, 2008 9:39 PM, senthil-sadasivam <[EMAIL PROTECTED]>
> wrote:
> >
> > Hi,
> >
> > I need to reset certaing elements in a page while navigating in to it
> > from another page.
> >
> > But doing so I am getting a EmptyStackException. Can someone help me
> > with this.
> >
> > Looks like its trying to remove PageA from memory and failed to find it
> > in the stack.
> >
> > Following is the code script inside PageA from where I am calling PageB.
> >
> > @Override
> > public void finishLoad(IRequestCycle pCycle, IPageLoader pLoader,
> > IComponentSpecification pSpecification)
> > {
> > PageB page = (PageB)pCycle.getPage("pageB");
> > page.setClaim(null);
> > page.setInitialized(false);
> > throw new PageRedirectException(page);
> > }
> >
> > and the stack trace shows
> >
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.page.PageLoader] Establishing inherited bindings
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.page.PageLoader] Loaded page $PageB_68 <at> 3c1[pageB] with
> 145
> > components (maximum depth 5)
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.PageClientPropertyPersistenceStrategy] Constructing
> > core service implementation for service
> > tapestry.persist.PageClientPropertyPersistenceStrategy
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.PageClientPropertyPersistenceStrategy] Set property
> > request to <SingletonProxy for
> > tapestry.globals.WebRequest(org.apache.tapestry.web.WebRequest)>
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.PageClientPropertyPersistenceStrategy] Set property
> > scope to <SingletonProxy for
> > tapestry.persist.PageClientPropertyPersistenceScope(org.apache.tapestry.
> > record.ClientPropertyPersistenceScope)>
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.PageClientPropertyPersistenceStrategy] Set property
> > encoder to <SingletonProxy for
> > tapestry.persist.PersistentPropertyDataEncoder(org.apache.tapestry.recor
> > d.PersistentPropertyDataEncoder)>
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.AppClientPropertyPersistenceStrategy] Constructing
> > core service implementation for service
> > tapestry.persist.AppClientPropertyPersistenceStrategy
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.AppClientPropertyPersistenceStrategy] Set property
> > request to <SingletonProxy for
> > tapestry.globals.WebRequest(org.apache.tapestry.web.WebRequest)>
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.AppClientPropertyPersistenceStrategy] Set property
> > scope to <SingletonProxy for
> > tapestry.persist.AppClientPropertyPersistenceScope(org.apache.tapestry.r
> > ecord.ClientPropertyPersistenceScope)>
> > 2008-01-03 16:47:33,871 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.persist.AppClientPropertyPersistenceStrategy] Autowired
> > service property encoder to <SingletonProxy for
> > tapestry.persist.PersistentPropertyDataEncoder(org.apache.tapestry.recor
> > d.PersistentPropertyDataEncoder)>
> > 2008-01-03 16:47:33,887 DEBUG (http-0.0.0.0-8080-5)
> > [org.apache.tapestry.engine.AbstractEngine] Uncaught exception
> > java.util.EmptyStackException
> > at java.util.Stack.peek(Stack.java:79)
> > at java.util.Stack.pop(Stack.java:61)
> > at
> > org.apache.tapestry.pageload.PageLoader.endConstructComponent(PageLoader
> > .java:469)
> > at
> > org.apache.tapestry.pageload.PageLoader.constructComponent(PageLoader.ja
> > va:424)
> > at
> > org.apache.tapestry.pageload.PageLoader.loadPage(PageLoader.java:639)
> > at $IPageLoader_1174202977e.loadPage($IPageLoader_1174202977e.java)
> > at $IPageLoader_1174202977f.loadPage($IPageLoader_1174202977f.java)
> > at
> > org.apache.tapestry.pageload.PageSource.makeObject(PageSource.java:153)
> > at
> > org.apache.commons.pool.impl.GenericKeyedObjectPool.borrowObject(Generic
> > KeyedObjectPool.java:797)
> > at org.apache.tapestry.pageload.PageSource.getPage(PageSource.java:177)
> > at $IPageSource_117420296de.getPage($IPageSource_117420296de.java)
> > at
> > org.apache.tapestry.engine.RequestCycle.loadPage(RequestCycle.java:239)
> > at
> > org.apache.tapestry.engine.RequestCycle.getPage(RequestCycle.java:226)
> > at
> > org.apache.tapestry.engine.RequestCycle.activate(RequestCycle.java:559)
> > at org.apache.tapestry.engine.PageService.service(PageService.java:66)
> > at
> > $IEngineService_11742029767.service($IEngineService_11742029767.java)
> > at
> > org.apache.tapestry.services.impl.EngineServiceOuterProxy.service(Engine
> > ServiceOuterProxy.java:72)
> > at
> > org.apache.tapestry.engine.AbstractEngine.service(AbstractEngine.java:24
> > 1)
> > at
> > org.apache.tapestry.services.impl.InvokeEngineTerminator.service(InvokeE
> > ngineTerminator.java:54)
> > at
> > $WebRequestServicer_11742029744.service($WebRequestServicer_11742029744.
> > java)
> > at
> > org.apache.tapestry.services.impl.DisableCachingFilter.service(DisableCa
> > chingFilter.java:54)
> > at
> > $WebRequestServicerFilter_11742029746.service($WebRequestServicerFilter_
> > 11742029746.java)
> > at
> > $WebRequestServicer_11742029748.service($WebRequestServicer_11742029748.
> > java)
> > at
> > $WebRequestServicer_11742029740.service($WebRequestServicer_11742029740.
> > java)
> > at
> > org.apache.tapestry.services.impl.WebRequestServicerPipelineBridge.servi
> > ce(WebRequestServicerPipelineBridge.java:61)
> > at
> > $ServletRequestServicer_11742029726.service($ServletRequestServicer_1174
> > 2029726.java)
> > at
> > org.apache.tapestry.request.DecodedRequestInjector.service(DecodedReques
> > tInjector.java:55)
> > at
> > $ServletRequestServicerFilter_11742029722.service($ServletRequestService
> > rFilter_11742029722.java)
> > at
> > $ServletRequestServicer_11742029728.service($ServletRequestServicer_1174
> > 2029728.java)
> > at
> > org.apache.tapestry.multipart.MultipartDecoderFilter.service(MultipartDe
> > coderFilter.java:52)
> > at
> > $ServletRequestServicerFilter_11742029720.service($ServletRequestService
> > rFilter_11742029720.java)
> > at
> > $ServletRequestServicer_11742029728.service($ServletRequestServicer_1174
> > 2029728.java)
> > at
> > org.apache.tapestry.services.impl.SetupRequestEncoding.service(SetupRequ
> > estEncoding.java:53)
> > at
> > $ServletRequestServicerFilter_11742029724.service($ServletRequestService
> > rFilter_11742029724.java)
> > at
> > $ServletRequestServicer_11742029728.service($ServletRequestServicer_1174
> > 2029728.java)
> > at
> > $ServletRequestServicer_1174202971a.service($ServletRequestServicer_1174
> > 202971a.java)
> > at
> > org.apache.tapestry.ApplicationServlet.doService(ApplicationServlet.java
> > :126)
> > at
> > org.apache.tapestry.ApplicationServlet.doGet(ApplicationServlet.java:103
> > )
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
> > tionFilterChain.java:252)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
> > erChain.java:173)
> > at com.custom.util.CredentialFilter.doFilter(CredentialFilter.java:38)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
> > tionFilterChain.java:202)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
> > erChain.java:173)
> > at
> > org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilte
> > r.java:81)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
> > tionFilterChain.java:202)
> > at
> > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
> > erChain.java:173)
> > at
> > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv
> > e.java:213)
> > at
> > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv
> > e.java:178)
> > at
> > org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipa
> > lValve.java:39)
> > at
> > org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAs
> > sociationValve.java:159)
> > at
> > org.apache.catalina.authenticator.AuthenticatorBase.invoke(Authenticator
> > Base.java:482)
> > at
> > org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.j
> > ava:59)
> > at
> > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java
> > :126)
> > at
> > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java
> > :105)
> > at org.josso.tc55.agent.SSOAgentValve.invoke(SSOAgentValve.java:730)
> > at
> > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.
> > java:107)
> > at
> > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:1
> > 48)
> > at
> > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:85
> > 6)
> > at
> > org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processC
> > onnection(Http11Protocol.java:744)
> > at
> > org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint
> > .java:527)
> > at
> > org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorker
> > Thread.java:112)
> > at java.lang.Thread.run(Thread.java:595)
> > 2008-01-03 16:47:33,887 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.ExceptionPresenter] Constructing core service
> > implementation for service tapestry.error.ExceptionPresenter
> > 2008-01-03 16:47:33,918 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.ExceptionPresenter] Set property exceptionPageName to
> > Exception
> > 2008-01-03 16:47:33,918 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.ExceptionPresenter] Set property
> > requestExceptionReporter to <SingletonProxy for
> > tapestry.error.RequestExceptionReporter(org.apache.tapestry.error.Reques
> > tExceptionReporter)>
> > 2008-01-03 16:47:33,918 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.ExceptionPresenter] Set property responseRenderer to
> > <SingletonProxy for
> > tapestry.request.ResponseRenderer(org.apache.tapestry.services.ResponseR
> > enderer)>
> > ...
> > 2008-01-03 16:47:33,981 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.RequestExceptionReporter] Constructing core service
> > implementation for service tapestry.error.RequestExceptionReporter
> > 2008-01-03 16:47:33,996 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.RequestExceptionReporter] Autowired property log to
> > org.apache.commons.logging.impl.Log4JLogger <at> 1965ff3
> > 2008-01-03 16:47:33,996 DEBUG (http-0.0.0.0-8080-5)
> > [tapestry.error.RequestExceptionReporter] Set property request to
> > <SingletonProxy for
> > tapestry.globals.WebRequest(org.apache.tapestry.web.WebRequest)>
> > 2008-01-03 16:47:33,996 WARN (http-0.0.0.0-8080-5)
> > [tapestry.error.RequestExceptionReporter] Unable to process client
> > request: java.util.EmptyStackException
> > java.util.EmptyStackException
> > --
> > View this message in context:
> http://www.nabble.com/Delegating-or-Redirecting-from-PageA-to-PageB-in-Tapestry-4.1.3-throws-Exception-tp14697158p14697158.html
> > Sent from the Tapestry - User mailing list archive at Nabble.com.
> >
> >
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> > For additional commands, e-mail: [EMAIL PROTECTED]
> >
> >
>
>
>
> --
> Andreas Andreou - [EMAIL PROTECTED] - http://blog.andyhot.gr
> Tapestry / Tacos developer
> Open Source / JEE Consulting
>
> ---------------------------------------------------------------------
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>
>
