I have replicated it here, I found the error a little counter intuitive:
https://github.com/nmwael/wicket/blob/master/wicket-examples/src/main/java/org/apache/wicket/examples/tree/BeginnersTreePage.java
On Fri, Dec 7, 2018 at 5:48 PM Sven Meier <s...@meiers.net> wrote:
> Hi,
>
> the stacktrace shows clearly that you add a component to the ART while
> it is already rendering the response.
> This is not allowed, and this wasn't allowed in previous version.
>
> You'll have to provide a quickstart to prove that it worked previously.
>
> Regards
> Sven
>
> Am 06.12.18 um 13:50 schrieb nino martinez wael:
> > @svenme...@apache.com <svenme...@apache.com> what/how do I need to check
> > during the call? For now I have a breakpoint the place in the code where
> it
> > fails, but I need to figure out what closes the request target..
> >
> > On Mon, Dec 3, 2018 at 10:55 AM nino martinez wael <
> > nino.martinez.w...@gmail.com> wrote:
> >
> >> I've debugged a lot further. But still unable to pinpoint it.. For now
> >> I've switched to rendering the full page instead, which of course works.
> >>
> >> We are a couple of things in conjunction with TREE, like wicket jquery
> ui
> >> draggable and droppable.. We also have a custom loading mechanism that
> pops
> >> a veil if the request are too long to load.. And some custom form
> handling
> >> aswell (auto show an marker for error'd form fields)..
> >>
> >> PS writing this for other to see, if they hit this challenge..
> >>
> >> -Regards Nino
> >>
> >>
> >> On Thu, Nov 29, 2018 at 8:50 AM nino martinez wael <
> >> nino.martinez.w...@gmail.com> wrote:
> >>
> >>> currently unable to reproduce in examples, something must be wrong in
> my
> >>> code..
> >>>
> >>> I'll comeback if it turns out otherwise..
> >>>
> >>> Thanks for helping :)
> >>>
> >>> On Thu, Nov 29, 2018 at 6:54 AM nino martinez wael <
> >>> nino.martinez.w...@gmail.com> wrote:
> >>>
> >>>> Yes I understand.. Let me see if it breaks in wicket examples, or I
> can
> >>>> make it so.. Do you know another way to make a node/folder expand
> during
> >>>> construction time? Feels like the expand method are meant for ajax
> calls
> >>>> only.
> >>>>
> >>>> -regards Nino
> >>>>
> >>>> On Wed, Nov 28, 2018 at 4:16 PM sven <s...@meiers.net> wrote:
> >>>>
> >>>>>
> >>>>> Hi Nino,
> >>>>>
> >>>>>
> >>>>>
> >>>>> during rendering of components no additional components can be added
> to
> >>>>> the ART any more.
> >>>>>
> >>>>> I surprised that your code worked in 6.x, can you build a quickstart
> >>>>> demonstrating the problem?
> >>>>>
> >>>>>
> >>>>>
> >>>>> Have fun
> >>>>>
> >>>>> Sven
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>> On 28.11.2018 at 14:38, <nino martinez wael> wrote:
> >>>>>>
> >>>>>>
> >>>>>> Hi In wicket 6 this worked, there are another input field (ajax
> >>>>> activated) that triggers the update : ChildAwareNestedTree
> >>>>> profilePartitionTree = new ChildAwareNestedTree("skillsetSelect",
> provider,
> >>>>> sharedExpansionState) { @Override protected Component
> >>>>> newContentComponent(String id, IModel model) { TreeNode node =
> >>>>> model.getObject(); if (node instanceof
> TreeNodeProvider.PartitionNode) {
> >>>>> Partition partition = ((TreeNodeProvider.PartitionNode)
> >>>>> node).getPartition(); if
> >>>>> (getPartitionsWithProfiles().containsKey(partition.getId())) {*
> >>>>> expand(node);* } } else if (node instanceof
> >>>>> TreeNodeProvider.NoPartitionNode &&
> isNoPartitionProfilesPresent()) {*
> >>>>> expand(node);* } ....} The triggering field: searchTerm.add(new
> >>>>> AjaxFormComponentUpdatingBehavior("keydown") { @Override protected
> void
> >>>>> onUpdate(AjaxRequestTarget target) { if (searchTermModel.getObject()
> !=
> >>>>> null && !searchTermModel.getObject().isEmpty()) {
> >>>>> profilePartitionTree.rebuildExpandedPartitions(); } else {
> >>>>> profilePartitionTree.getP
> >>>>> artitionsWithProfiles().clear(); }*
> target.add(profilePartitionTree);*
> >>>>> } @Override protected void updateAjaxAttributes(AjaxRequestAttributes
> >>>>> attributes) { super.updateAjaxAttributes(attributes);
> >>>>> attributes.setThrottlingSettings(new
> >>>>> ThrottlingSettings(searchTerm.getMarkupId(),
> Duration.milliseconds(400),
> >>>>> true)); } }); But I get an this error message in wicket 8, my line
> below:
> >>>>> 2018-11-28 14:26:44,127 | ERROR | qtp938432184-652 |
> DefaultExceptionMapper
> >>>>> | 136 - org.apache.wicket.core - 8.1.0 | Unexpected error occurred
> >>>>> org.apache.wicket.WicketRuntimeException: Error attaching this
> container
> >>>>> for rendering: [Subtree [Component id = subtree]] at
> >>>>>
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1765)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.onBeforeRender(Component.java:3788)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.beforeRender(Component.java:937)[136:org.apache.wicket.core:8.1.0]
> >>>>> at org.apache.wicket.MarkupContai
> >>>>>
> ner.onBeforeRenderChildren(MarkupContainer.java:1753)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.onBeforeRender(Component.java:3788)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> dk.netdesign.XXX.frontend.tree.ChildAwareNestedTree.onBeforeRender(ChildAwareNestedTree.java:41)[106:XXX-frontend:1.0.4.RC_01]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.beforeRender(Component.java:937)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.prepareComponent(PartialPageUpdate.java:322)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.writeComponents(PartialPageUpdate.java:250)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.writeTo(PartialPageUpdate.java:162)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.ajax.AjaxRequestHandler.respond(AjaxRequestHandler.java:384)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:912)[136:org.apa
> >>>>> che.wicket.core:8.1.0] at
> >>>>>
> org.apache.wicket.request.RequestHandlerExecutor.execute(RequestHandlerExecutor.java:65)[139:org.apache.wicket.request:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.request.cycle.RequestCycle.execute(RequestCycle.java:283)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.request.cycle.RequestCycle.processRequest(RequestCycle.java:253)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.request.cycle.RequestCycle.processRequestAndDetach(RequestCycle.java:221)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter.processRequestCycle(WicketFilter.java:262)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322.CGLIB$processRequestCycle$6()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322$$FastClassByCGLIB$$c4e730b8.invoke()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> net.sf.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228)[128:org.apache.servic
> >>>>> emix.bundles.cglib:2.2.2.1] at
> >>>>>
> org.ops4j.pax.wicket.internal.servlet.PAXWicketServlet$WicketFilterCallback.intercept(PAXWicketServlet.java:236)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322.processRequestCycle()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter.processRequest(WicketFilter.java:204)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter.doFilter(WicketFilter.java:286)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322.CGLIB$doFilter$3()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322$$FastClassByCGLIB$$c4e730b8.invoke()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> net.sf.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:228)[128:org.apache.servicemix.bundles.cglib:2.2.2.1]
> >>>>> at
> >>>>>
> org.ops4j.pax.wicket.internal.servlet.PAXWicketServlet$WicketFilterCallback.int
> >>>>>
> ercept(PAXWicketServlet.java:236)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.apache.wicket.protocol.http.WicketFilter$$EnhancerByCGLIB$$a4862322.doFilter()[jar:bundle://128.0:0/!/:]
> >>>>> at
> >>>>>
> org.ops4j.pax.wicket.internal.servlet.PAXWicketServlet.service(PAXWicketServlet.java:140)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.ops4j.pax.wicket.internal.filter.PAXWicketFilterChain.doFilter(PAXWicketFilterChain.java:71)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.ops4j.pax.wicket.internal.filter.FilterDelegator.doFilter(FilterDelegator.java:105)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.ops4j.pax.wicket.internal.servlet.ServletCallInterceptor.service(ServletCallInterceptor.java:179)[147:org.ops4j.pax.wicket.service:5.0.0]
> >>>>> at
> >>>>>
> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)[82:org.eclipse.jetty.servlet:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)[82:org.eclipse.jetty.servlet:9.2.21.v20170120]
> >>>>> at o
> >>>>>
> rg.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:201)[92:org.eclipse.jetty.websocket.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)[82:org.eclipse.jetty.servlet:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)[82:org.eclipse.jetty.servlet:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.ops4j.pax.web.service.jetty.internal.HttpServiceServletHandler.doHandle(HttpServiceServletHandler.java:72)[99:org.ops4j.pax.web.pax-web-jetty:4.3.4]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)[80:org.eclipse.jetty.security:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at org.eclipse.jetty.server.handler.Con
> >>>>>
> textHandler.doHandle(ContextHandler.java:1127)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.ops4j.pax.web.service.jetty.internal.HttpServiceContext.doHandle(HttpServiceContext.java:287)[99:org.ops4j.pax.web.pax-web-jetty:4.3.4]
> >>>>> at
> >>>>>
> org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)[82:org.eclipse.jetty.servlet:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.ops4j.pax.web.service.jetty.internal.JettyServerHandlerCollection.handle(JettyServerHandlerCollection.java:80)[99:org.ops4j.pax.web.pax-web-jetty:4.3.4]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)[81:org.e
> >>>>> clipse.jetty.server:9.2.21.v20170120] at
> >>>>>
> org.eclipse.jetty.server.Server.handle(Server.java:499)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:258)[81:org.eclipse.jetty.server:9.2.21.v20170120]
> >>>>> at org.eclipse.jetty.io
> >>>>> .AbstractConnection$2.run(AbstractConnection.java:544)[73:
> >>>>> org.eclipse.jetty.io:9 .2.21.v20170120] at
> >>>>>
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)[84:org.eclipse.jetty.util:9.2.21.v20170120]
> >>>>> at
> >>>>>
> org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)[84:org.eclipse.jetty.util:9.2.21.v20170120]
> >>>>> at java.lang.Thread.run(Unknown Source)[:1.8.0_111] Caused by:
> >>>>> java.lang.IllegalStateException: Components can no longer be added at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.assertNotFrozen(PartialPageUpdate.java:858)[136:org.apache.wick
> >>>>> et.core:8.1.0] at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.assertComponentsNotFrozen(PartialPageUpdate.java:851)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.page.PartialPageUpdate.add(PartialPageUpdate.java:448)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.ajax.AjaxRequestHandler.add(AjaxRequestHandler.java:264)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.ajax.AjaxRequestHandler.add(AjaxRequestHandler.java:240)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.NestedTree$1.component(NestedTree.java:122)
> >>>>> at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.NestedTree$1.component(NestedTree.java:115)
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:144)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:162)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:162)[140:org.apache.wicket.util:8.1.0]
> >>>>> a
> >>>>> t
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:123)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer.visitChildren(MarkupContainer.java:960)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.NestedTree.updateBranch(NestedTree.java:114)
> >>>>> at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.AbstractTree.lambda$expand$0(AbstractTree.java:159)[137:org.apache.wicket.extensions:8.1.0]
> >>>>> at java.util.Optional.ifPresent(Unknown Source)[:1.8.0_111] at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.AbstractTree.expand(AbstractTree.java:158)[137:org.apache.wicket.extensions:8.1.0]
> >>>>> * at
> >>>>>
> dk.netdesign.XXX.frontend.page.SupervisorPage$14.newContentComponent(SupervisorPage.java:443)[106:XXX-frontend:1.0.4.RC_01]*
> >>>>> at
> >>>>>
> org.apache.wicket.extensions.markup.html.repeater.tree.AbstractTree$1.createContent(AbstractTree.java:236)[137:org.apache.wicket.extensions:8.1.0]
> >>>>> at org.apache.wicket.extensions.markup.html.repe
> >>>>>
> ater.tree.Node.onInitialize(Node.java:86)[137:org.apache.wicket.extensions:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.fireInitialize(Component.java:871)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer$3.component(MarkupContainer.java:1043)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer$3.component(MarkupContainer.java:1039)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:144)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:123)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.util.visit.Visits.visitChildren(Visits.java:192)[140:org.apache.wicket.util:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer.visitChildren(MarkupContainer.java:975)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer.internalInitialize(MarkupContainer.java:1038)[136:org.apache.wicket.core:8.1.0]
> >>>>> at org.apache.wicket.MarkupContainer.addedComponent(Mark
> >>>>> upContainer.java:1014)[136:org.apache.wicket.core:8.1.0] at
> >>>>>
> org.apache.wicket.MarkupContainer.add(MarkupContainer.java:239)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.markup.repeater.RefreshingView.addItems(RefreshingView.java:191)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.markup.repeater.RefreshingView.onPopulate(RefreshingView.java:97)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.markup.repeater.AbstractRepeater.onBeforeRender(AbstractRepeater.java:124)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.Component.beforeRender(Component.java:937)[136:org.apache.wicket.core:8.1.0]
> >>>>> at
> >>>>>
> org.apache.wicket.MarkupContainer.onBeforeRenderChildren(MarkupContainer.java:1753)[136:org.apache.wicket.core:8.1.0]
> >>>>> ... 56 more -- Best regards / Med venlig hilsen Nino Martinez
> >>>>
> >>>>
> >>>> --
> >>>> Best regards / Med venlig hilsen
> >>>> Nino Martinez
> >>>>
> >>>
> >>> --
> >>> Best regards / Med venlig hilsen
> >>> Nino Martinez
> >>>
> >>
> >> --
> >> Best regards / Med venlig hilsen
> >> Nino Martinez
> >>
> >
>
> ---------------------------------------------------------------------
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>
>
--
Best regards / Med venlig hilsen
Nino Martinez
