[
https://issues.apache.org/jira/browse/ISIS-1246?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15002811#comment-15002811
]
ASF subversion and git services commented on ISIS-1246:
-------------------------------------------------------
Commit aedbd56b17e0f22207433a7f17d39bab4b23cbaf in isis's branch
refs/heads/ISIS-1224-select2-v4 from [~danhaywood]
[ https://git-wip-us.apache.org/repos/asf?p=isis.git;h=aedbd56 ]
ISIS-1246: improving the diagnostics for NPE.
> Better diagnostics on NPE
> -------------------------
>
> Key: ISIS-1246
> URL: https://issues.apache.org/jira/browse/ISIS-1246
> Project: Isis
> Issue Type: Improvement
> Components: Core
> Affects Versions: 1.10.0
> Reporter: Dan Haywood
> Assignee: Dan Haywood
> Priority: Minor
> Fix For: 1.11.0
>
>
> - java.lang.NullPointerException
> -
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#ensurePojoAdapterMapConsistent(PersistenceSession.java:1413)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#ensureMapsConsistent(PersistenceSession.java:1388)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#createCollectionAdapter(PersistenceSession.java:1652)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#adapterFor(PersistenceSession.java:1630)
> full stack trace:
> - org.apache.wicket.WicketRuntimeException
> - Error attaching this container for rendering: [Item [Component id = 8]]
> -
> org.apache.wicket.MarkupContainer#onBeforeRenderChildren(MarkupContainer.java:1696)
> - org.apache.wicket.Component#onBeforeRender(Component.java:3833)
> - org.apache.wicket.Component#internalBeforeRender(Component.java:949)
> - org.apache.wicket.Component#beforeRender(Component.java:1017)
> -
> org.apache.wicket.MarkupContainer#onBeforeRenderChildren(MarkupContainer.java:1684)
> - org.apache.wicket.Component#onBeforeRender(Component.java:3833)
> -
> org.apache.wicket.markup.repeater.AbstractRepeater#onBeforeRender(AbstractRepeater.java:143)
> - org.apache.wicket.Component#internalBeforeRender(Component.java:949)
> ...
> - org.apache.wicket.Component#beforeRender(Component.java:1017)
> - org.apache.wicket.Component#internalPrepareForRender(Component.java:2201)
> - org.apache.wicket.Page#internalPrepareForRender(Page.java:240)
> - org.apache.wicket.Component#render(Component.java:2290)
> - org.apache.wicket.Page#renderPage(Page.java:1024)
> -
> org.apache.wicket.request.handler.render.WebPageRenderer#renderPage(WebPageRenderer.java:139)
> -
> org.apache.wicket.request.handler.render.WebPageRenderer#respond(WebPageRenderer.java:229)
> -
> org.apache.wicket.core.request.handler.RenderPageRequestHandler#respond(RenderPageRequestHandler.java:175)
> -
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor#respond(RequestCycle.java:890)
> -
> org.apache.wicket.request.RequestHandlerStack#execute(RequestHandlerStack.java:64)
> -
> org.apache.wicket.request.cycle.RequestCycle#execute(RequestCycle.java:261)
> -
> org.apache.wicket.request.cycle.RequestCycle#processRequest(RequestCycle.java:218)
> -
> org.apache.wicket.request.cycle.RequestCycle#processRequestAndDetach(RequestCycle.java:289)
> -
> org.apache.wicket.protocol.http.WicketFilter#processRequestCycle(WicketFilter.java:259)
> -
> org.apache.wicket.protocol.http.WicketFilter#processRequest(WicketFilter.java:201)
> -
> org.apache.wicket.protocol.http.WicketFilter#doFilter(WicketFilter.java:282)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter#doFilter(IsisLogOnExceptionFilter.java:52)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter#executeChain(AbstractShiroFilter.java:449)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter$1#call(AbstractShiroFilter.java:365)
> -
> org.apache.shiro.subject.support.SubjectCallable#doCall(SubjectCallable.java:90)
> -
> org.apache.shiro.subject.support.SubjectCallable#call(SubjectCallable.java:83)
> -
> org.apache.shiro.subject.support.DelegatingSubject#execute(DelegatingSubject.java:383)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter#doFilterInternal(AbstractShiroFilter.java:362)
> -
> org.apache.shiro.web.servlet.OncePerRequestFilter#doFilter(OncePerRequestFilter.java:125)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.eclipse.jetty.servlet.ServletHandler#doHandle(ServletHandler.java:581)
> -
> org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:143)
> -
> org.eclipse.jetty.security.SecurityHandler#handle(SecurityHandler.java:548)
> -
> org.eclipse.jetty.server.session.SessionHandler#doHandle(SessionHandler.java:226)
> -
> org.eclipse.jetty.server.handler.ContextHandler#doHandle(ContextHandler.java:1114)
> - org.eclipse.jetty.servlet.ServletHandler#doScope(ServletHandler.java:511)
> -
> org.eclipse.jetty.server.session.SessionHandler#doScope(SessionHandler.java:185)
> -
> org.eclipse.jetty.server.handler.ContextHandler#doScope(ContextHandler.java:1048)
> -
> org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:141)
> -
> org.eclipse.jetty.server.handler.ContextHandlerCollection#handle(ContextHandlerCollection.java:213)
> -
> org.eclipse.jetty.server.handler.HandlerCollection#handle(HandlerCollection.java:109)
> -
> org.eclipse.jetty.server.handler.HandlerWrapper#handle(HandlerWrapper.java:119)
> - org.eclipse.jetty.server.Server#handle(Server.java:517)
> - org.eclipse.jetty.server.HttpChannel#handle(HttpChannel.java:302)
> -
> org.eclipse.jetty.server.HttpConnection#onFillable(HttpConnection.java:242)
> -
> org.eclipse.jetty.io.AbstractConnection$ReadCallback#succeeded(AbstractConnection.java:245)
> - org.eclipse.jetty.io.FillInterest#fillable(FillInterest.java:95)
> -
> org.eclipse.jetty.io.SelectChannelEndPoint$2#run(SelectChannelEndPoint.java:75)
> -
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume#produceAndRun(ExecuteProduceConsume.java:213)
> -
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume#run(ExecuteProduceConsume.java:147)
> -
> org.eclipse.jetty.util.thread.QueuedThreadPool#runJob(QueuedThreadPool.java:654)
> -
> org.eclipse.jetty.util.thread.QueuedThreadPool$3#run(QueuedThreadPool.java:572)
> - java.lang.Thread#run(Thread.java:745)
> -
> - Caused by:
> -
> - java.lang.NullPointerException
> -
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#ensurePojoAdapterMapConsistent(PersistenceSession.java:1413)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#ensureMapsConsistent(PersistenceSession.java:1388)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#createCollectionAdapter(PersistenceSession.java:1652)
> -
> org.apache.isis.core.runtime.system.persistence.PersistenceSession#adapterFor(PersistenceSession.java:1630)
> -
> org.apache.isis.core.runtime.persistence.internal.RuntimeContextFromSession$2#adapterFor(RuntimeContextFromSession.java:106)
> -
> org.apache.isis.core.metamodel.specloader.specimpl.OneToManyAssociationDefault#get(OneToManyAssociationDefault.java:166)
> -
> org.apache.isis.core.runtime.memento.Memento#createAssociationData(Memento.java:130)
> -
> org.apache.isis.core.runtime.memento.Memento#createObjectData(Memento.java:122)
> - org.apache.isis.core.runtime.memento.Memento#createData(Memento.java:91)
> - org.apache.isis.core.runtime.memento.Memento#<init>(Memento.java:76)
> -
> org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento#init(ObjectAdapterMemento.java:255)
> -
> org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento#<init>(ObjectAdapterMemento.java:238)
> -
> org.apache.isis.viewer.wicket.model.mementos.ObjectAdapterMemento#createOrNull(ObjectAdapterMemento.java:57)
> -
> org.apache.isis.viewer.wicket.model.models.EntityModel#<init>(EntityModel.java:160)
> -
> org.apache.isis.viewer.wicket.ui.components.scalars.reference.ReferencePanel#syncWithInput(ReferencePanel.java:237)
> -
> org.apache.isis.viewer.wicket.ui.components.scalars.reference.ReferencePanel#onBeforeRenderWhenViewMode(ReferencePanel.java:209)
> -
> org.apache.isis.viewer.wicket.ui.components.scalars.ScalarPanelAbstract#onBeforeRender(ScalarPanelAbstract.java:198)
> - org.apache.wicket.Component#internalBeforeRender(Component.java:949)
> - org.apache.wicket.Component#beforeRender(Component.java:1017)
> ...
> - org.apache.wicket.Component#onBeforeRender(Component.java:3833)
> - org.apache.wicket.Page#onBeforeRender(Page.java:809)
> - org.apache.wicket.Component#internalBeforeRender(Component.java:949)
> - org.apache.wicket.Component#beforeRender(Component.java:1017)
> - org.apache.wicket.Component#internalPrepareForRender(Component.java:2201)
> - org.apache.wicket.Page#internalPrepareForRender(Page.java:240)
> - org.apache.wicket.Component#render(Component.java:2290)
> - org.apache.wicket.Page#renderPage(Page.java:1024)
> -
> org.apache.wicket.request.handler.render.WebPageRenderer#renderPage(WebPageRenderer.java:139)
> -
> org.apache.wicket.request.handler.render.WebPageRenderer#respond(WebPageRenderer.java:229)
> -
> org.apache.wicket.core.request.handler.RenderPageRequestHandler#respond(RenderPageRequestHandler.java:175)
> -
> org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor#respond(RequestCycle.java:890)
> -
> org.apache.wicket.request.RequestHandlerStack#execute(RequestHandlerStack.java:64)
> -
> org.apache.wicket.request.cycle.RequestCycle#execute(RequestCycle.java:261)
> -
> org.apache.wicket.request.cycle.RequestCycle#processRequest(RequestCycle.java:218)
> -
> org.apache.wicket.request.cycle.RequestCycle#processRequestAndDetach(RequestCycle.java:289)
> -
> org.apache.wicket.protocol.http.WicketFilter#processRequestCycle(WicketFilter.java:259)
> -
> org.apache.wicket.protocol.http.WicketFilter#processRequest(WicketFilter.java:201)
> -
> org.apache.wicket.protocol.http.WicketFilter#doFilter(WicketFilter.java:282)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.apache.isis.core.webapp.diagnostics.IsisLogOnExceptionFilter#doFilter(IsisLogOnExceptionFilter.java:52)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter#executeChain(AbstractShiroFilter.java:449)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter$1#call(AbstractShiroFilter.java:365)
> -
> org.apache.shiro.subject.support.SubjectCallable#doCall(SubjectCallable.java:90)
> -
> org.apache.shiro.subject.support.SubjectCallable#call(SubjectCallable.java:83)
> -
> org.apache.shiro.subject.support.DelegatingSubject#execute(DelegatingSubject.java:383)
> -
> org.apache.shiro.web.servlet.AbstractShiroFilter#doFilterInternal(AbstractShiroFilter.java:362)
> -
> org.apache.shiro.web.servlet.OncePerRequestFilter#doFilter(OncePerRequestFilter.java:125)
> -
> org.eclipse.jetty.servlet.ServletHandler$CachedChain#doFilter(ServletHandler.java:1667)
> -
> org.eclipse.jetty.servlet.ServletHandler#doHandle(ServletHandler.java:581)
> -
> org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:143)
> -
> org.eclipse.jetty.security.SecurityHandler#handle(SecurityHandler.java:548)
> -
> org.eclipse.jetty.server.session.SessionHandler#doHandle(SessionHandler.java:226)
> -
> org.eclipse.jetty.server.handler.ContextHandler#doHandle(ContextHandler.java:1114)
> - org.eclipse.jetty.servlet.ServletHandler#doScope(ServletHandler.java:511)
> -
> org.eclipse.jetty.server.session.SessionHandler#doScope(SessionHandler.java:185)
> -
> org.eclipse.jetty.server.handler.ContextHandler#doScope(ContextHandler.java:1048)
> -
> org.eclipse.jetty.server.handler.ScopedHandler#handle(ScopedHandler.java:141)
> -
> org.eclipse.jetty.server.handler.ContextHandlerCollection#handle(ContextHandlerCollection.java:213)
> -
> org.eclipse.jetty.server.handler.HandlerCollection#handle(HandlerCollection.java:109)
> -
> org.eclipse.jetty.server.handler.HandlerWrapper#handle(HandlerWrapper.java:119)
> - org.eclipse.jetty.server.Server#handle(Server.java:517)
> - org.eclipse.jetty.server.HttpChannel#handle(HttpChannel.java:302)
> -
> org.eclipse.jetty.server.HttpConnection#onFillable(HttpConnection.java:242)
> -
> org.eclipse.jetty.io.AbstractConnection$ReadCallback#succeeded(AbstractConnection.java:245)
> - org.eclipse.jetty.io.FillInterest#fillable(FillInterest.java:95)
> -
> org.eclipse.jetty.io.SelectChannelEndPoint$2#run(SelectChannelEndPoint.java:75)
> -
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume#produceAndRun(ExecuteProduceConsume.java:213)
> -
> org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume#run(ExecuteProduceConsume.java:147)
> -
> org.eclipse.jetty.util.thread.QueuedThreadPool#runJob(QueuedThreadPool.java:654)
> -
> org.eclipse.jetty.util.thread.QueuedThreadPool$3#run(QueuedThreadPool.java:572)
> - java.lang.Thread#run(Thread.java:745)
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