[jira] Closed: (MYFACES-232) classcast exception in HtmlDataTableHack

["Grant Smith (JIRA)" <my...@incubator.apache.org>]

     [ http://issues.apache.org/jira/browse/MYFACES-232?page=all ]
     
Grant Smith closed MYFACES-232:
-------------------------------

    Fix Version: Nightly Build
     Resolution: Fixed

Thanks for the update

> classcast exception in HtmlDataTableHack
> ----------------------------------------
>
>          Key: MYFACES-232
>          URL: http://issues.apache.org/jira/browse/MYFACES-232
>      Project: MyFaces
>         Type: Bug
>  Environment: Eclipse 3.1 Windows
>     Reporter: Eyal Grundstein
>      Fix For: Nightly Build

>
> I am building a custom tabbed pane component. When moving between a tab that contains an x:datatable to any other tab, I receive this error:
> java.lang.ClassCastException: org.apache.myfaces.component.html.ext.HtmlDataTableHack$1
> 	org.apache.myfaces.component.html.ext.HtmlDataTable.getRows(HtmlDataTable.java:547)
> 	org.apache.myfaces.component.html.ext.HtmlDataTableHack.refreshDescendantDataStates(HtmlDataTableHack.java:167)
> 	org.apache.myfaces.component.html.ext.HtmlDataTableHack.saveDescendantComponentStates(HtmlDataTableHack.java:129)
> 	org.apache.myfaces.component.html.ext.HtmlDataTableHack.setRowIndex(HtmlDataTableHack.java:71)
> 	org.apache.myfaces.component.html.ext.HtmlDataTable.setRowIndex(HtmlDataTable.java:186)
> 	javax.faces.component.UIData.processDecodes(UIData.java:674)
> 	org.apache.myfaces.component.html.ext.HtmlDataTable.processDecodes(HtmlDataTable.java:202)
> 	javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:407)
> 	com.sun.j2ee.blueprints.bpcatalog.tabbedview.components.PaneComponent.processDecodes(PaneComponent.java:49)
> 	com.sun.j2ee.blueprints.bpcatalog.tabbedview.components.PaneComponent.processDecodes(PaneComponent.java:49)
> 	javax.faces.component.UIForm.processDecodes(UIForm.java:51)
> 	javax.faces.component.UIComponentBase.processDecodes(UIComponentBase.java:407)
> 	javax.faces.component.UIViewRoot.processDecodes(UIViewRoot.java:151)
> 	org.apache.myfaces.lifecycle.LifecycleImpl.applyRequestValues(LifecycleImpl.java:177)
> 	org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:87)
> 	javax.faces.webapp.FacesServlet.service(FacesServlet.java:109)
> 	org.apache.myfaces.component.html.util.ExtensionsFilter.doFilter(ExtensionsFilter.java:112)
> Without using the tabbed panes, the datatables show up perfectly on the page. 
> The datatables are included JSF files, nested inside the tab pane.
> Any ideas as to why this is happening? What is the HtmlDataTableHack?
> Best regards
> Eyal Grundstein

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