Tree selection Problem since 3.1.0 (Need help Nick)
jbuechel Sep 20, 2007 7:57 AMI implemented a tree using richfaces 3.1.0-rc2. This is the source which is adapted to 3.1.0:
<h:form> <rich:panel styleClass="fwc-panel-noborder"> <rich:tree id="organigramTreeId" switchType="server" showConnectingLines="false" stateAdvisor="#{organigramTreeStateAdvisor}" ajaxSubmitSelection="true" reRender="fwcToolbar, organigramForm, militaryRoleTableId" icon="#{fwcResource.resourcePathWeb}#{theme.img}tree/folder_closed.png" iconCollapsed="#{fwcResource.resourcePathWeb}#{theme.img}tree/expand.gif" iconExpanded="#{fwcResource.resourcePathWeb}#{theme.img}tree/collapse.gif" iconLeaf="#{fwcResource.resourcePathWeb}#{theme.img}tree/folder_closed.png"> <rich:treeNodesAdaptor id="missionNode" nodes="#{organigramTreeModel}" var="missionNode"> <rich:treeNode nodeSelectListener="#{organigramTreeModelManager.select(missionNode)}"> <h:outputText value="#{missionNode.name}" /> </rich:treeNode> <rich:recursiveTreeNodesAdaptor id="organigramNode" var="organigramNode" roots="#{missionNode.organigramNodesAsList}" nodes="#{organigramNode.childNodesAsList}"> <rich:treeNode nodeSelectListener="#{organigramTreeModelManager.select(organigramNode)}"> <h:outputText value="#{organigramNode.name}" /> <h:outputText value=" : " /> <h:outputText value="#{organigramNode.sorter}" /> </rich:treeNode> </rich:recursiveTreeNodesAdaptor> </rich:treeNodesAdaptor> </rich:tree> </rich:panel> </h:form>
Since i'm using the libraries of richfaces 3.1.0 release sometimes(!) during navigating through the tree i get an IllegalStateException.
How i reproduce it:
1. Expand an node
2. Expand one of its child nodes
3. Expand one of its child nodes
4. Select one of its child nodes
Exception:
java.lang.IllegalStateException: No tree element available or row key not set! at org.richfaces.model.StackingTreeModel.getCurrentModel(StackingTreeModel.java:79) at org.richfaces.model.VisualStackingTreeModel.getComponent(VisualStackingTreeModel.java:37) at org.richfaces.component.UITree.getNodeFacet(UITree.java:241) at org.richfaces.component.UITree.dataChildren(UITree.java:415) at org.ajax4jsf.component.UIDataAdaptor.restoreChildState(UIDataAdaptor.java:857) at org.ajax4jsf.component.UIDataAdaptor.setRowKey(UIDataAdaptor.java:325) at org.ajax4jsf.component.UIDataAdaptor.broadcast(UIDataAdaptor.java:1170) at org.richfaces.component.UITree.broadcast(UITree.java:478) at org.ajax4jsf.component.AjaxViewRoot.processEvents(AjaxViewRoot.java:186) at org.ajax4jsf.component.AjaxViewRoot.broadcastAjaxEvents(AjaxViewRoot.java:206) at org.ajax4jsf.application.AjaxViewHandler.processAjaxEvents(AjaxViewHandler.java:257) at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:213) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:87) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:63) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:46) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:40) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:63) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:140) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:156) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Thread.java:619) 13:51:37,859 WARN [lifecycle] phase(RENDER_RESPONSE 6,com.sun.faces.context.FacesContextImpl@1ad4a49) threw exception: java.lang.NullPointerException null
I don't have any clue why there is an illegal state.. it doesn't happen if i use the richfaces 3.1.0-rc2 libraries.
Please help!