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  1. Tools (JBoss Tools)
  2. JBIDE-9740

Class cast exception in CA on CSS style classes

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      Steps to verify:
      ================

      EXECUTE: Import /org.jboss.tools.jst.web.kb.test/projects/TestKbModel
      EXECUTE: Open WebContent/pages/cssMediaRuleTest.html in JBoss Tools HTML Editor
      EXECUTE: Find tag <p class=""> and place the text cursor into the value of its attribute "class".
      EXECUTE: Invoke content assistant by pressing Ctrl-Space.
      VERIFY: Content Assist proposal list must contain "test" CSS Class Name amoung the other proposals.

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      Steps to verify: ================ EXECUTE: Import /org.jboss.tools.jst.web.kb.test/projects/TestKbModel EXECUTE: Open WebContent/pages/cssMediaRuleTest.html in JBoss Tools HTML Editor EXECUTE: Find tag <p class=""> and place the text cursor into the value of its attribute "class". EXECUTE: Invoke content assistant by pressing Ctrl-Space. VERIFY: Content Assist proposal list must contain "test" CSS Class Name amoung the other proposals.

      Class cast exception occurs in CA on CSS style classes in case of @Media rule presents in CSS Stylesheet:

      java.lang.ClassCastException: org.eclipse.wst.css.core.internal.document.CSSMediaRuleImpl cannot be cast to org.eclipse.wst.css.core.internal.provisional.document.ICSSStyleRule
	at org.jboss.tools.jst.web.kb.internal.proposal.CSSClassProposalType.getClassNamesFromCSSRule(CSSClassProposalType.java:84)
	at org.jboss.tools.jst.web.kb.internal.proposal.CSSClassProposalType.init(CSSClassProposalType.java:60)
	at org.jboss.tools.jst.web.kb.internal.proposal.CustomProposalType.getProposals(CustomProposalType.java:65)
	at org.jboss.tools.jst.web.kb.internal.taglib.CustomTagLibAttribute.getProposals(CustomTagLibAttribute.java:75)
	at org.jboss.tools.jst.web.kb.PageProcessor.getProposals(PageProcessor.java:142)
	at org.jboss.tools.jst.web.kb.PageProcessor.getProposals(PageProcessor.java:61)
	at org.jboss.tools.jst.jsp.contentassist.computers.XmlTagCompletionProposalComputer.addAttributeValueProposals(XmlTagCompletionProposalComputer.java:273)
	at org.jboss.tools.jst.jsp.contentassist.computers.FaceletsTagCompletionProposalComputer.addAttributeValueProposals(FaceletsTagCompletionProposalComputer.java:222)
	at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeAttributeValueProposals(AbstractXMLCompletionProposalComputer.java:594)
	at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeCompletionProposals(AbstractXMLCompletionProposalComputer.java:399)
	at org.jboss.tools.jst.jsp.contentassist.computers.AbstractXmlCompletionProposalComputer.computeCompletionProposals(AbstractXmlCompletionProposalComputer.java:659)
	at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeCompletionProposals(AbstractXMLCompletionProposalComputer.java:169)
	at org.jboss.tools.jst.jsp.contentassist.computers.AbstractXmlCompletionProposalComputer.computeCompletionProposals(AbstractXmlCompletionProposalComputer.java:85)
	at org.jboss.tools.jst.jsp.contentassist.computers.FaceletsTagCompletionProposalComputer.computeCompletionProposals(FaceletsTagCompletionProposalComputer.java:78)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompletionProposalComputerDescriptor.computeCompletionProposals(CompletionProposalComputerDescriptor.java:284)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompletionProposalCategory.computeCompletionProposals(CompletionProposalCategory.java:294)
	at org.eclipse.wst.sse.ui.contentassist.StructuredContentAssistProcessor.collectProposals(StructuredContentAssistProcessor.java:475)
	at org.eclipse.wst.sse.ui.contentassist.StructuredContentAssistProcessor.computeCompletionProposals(StructuredContentAssistProcessor.java:254)
	at org.eclipse.wst.sse.ui.internal.contentassist.CompoundContentAssistProcessor.computeCompletionProposals(CompoundContentAssistProcessor.java:127)
	at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1830)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:556)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.access$16(CompletionProposalPopup.java:553)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup$2.run(CompletionProposalPopup.java:488)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:482)
	at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1656)
	at org.eclipse.wst.sse.ui.internal.StructuredTextViewer.doOperation(StructuredTextViewer.java:457)
	at org.jboss.tools.jst.jsp.jspeditor.JSPTextEditor$JSPStructuredTextViewer.doOperation(JSPTextEditor.java:683)
	at org.eclipse.ui.texteditor.TextOperationAction$1.run(TextOperationAction.java:128)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70)
	at org.eclipse.ui.texteditor.TextOperationAction.run(TextOperationAction.java:126)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:498)
	at org.eclipse.ui.commands.ActionHandler.execute(ActionHandler.java:185)
	at org.eclipse.ui.internal.handlers.LegacyHandlerWrapper.execute(LegacyHandlerWrapper.java:109)
	at org.eclipse.core.commands.Command.executeWithChecks(Command.java:476)
	at org.eclipse.core.commands.ParameterizedCommand.executeWithChecks(ParameterizedCommand.java:508)
	at org.eclipse.ui.internal.handlers.HandlerService.executeCommand(HandlerService.java:169)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:468)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:786)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:885)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:567)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3(WorkbenchKeyboard.java:508)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard$KeyDownFilter.handleEvent(WorkbenchKeyboard.java:123)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1531)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1257)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1282)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1267)
	at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1294)
	at org.eclipse.swt.widgets.Widget.gtk_key_press_event(Widget.java:730)
	at org.eclipse.swt.widgets.Control.gtk_key_press_event(Control.java:3019)
	at org.eclipse.swt.widgets.Composite.gtk_key_press_event(Composite.java:734)
	at org.eclipse.swt.widgets.Widget.windowProc(Widget.java:1743)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java:5016)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java:4408)
	at org.eclipse.swt.internal.gtk.OS._gtk_main_do_event(Native Method)
	at org.eclipse.swt.internal.gtk.OS.gtk_main_do_event(OS.java:8394)
	at org.eclipse.swt.widgets.Display.eventProc(Display.java:1245)
	at org.eclipse.swt.internal.gtk.OS._g_main_context_iteration(Native Method)
	at org.eclipse.swt.internal.gtk.OS.g_main_context_iteration(OS.java:2258)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3207)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2696)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2660)
	at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2494)
	at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:674)
	at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:667)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149)
	at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:123)
	at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
	at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:344)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:616)
	at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:622)
	at org.eclipse.equinox.launcher.Main.basicRun(Main.java:577)
	at org.eclipse.equinox.launcher.Main.run(Main.java:1410)
	at org.eclipse.equinox.launcher.Main.main(Main.java:1386)

            vrubezhny Victor Rubezhny (Inactive)
            vrubezhny Victor Rubezhny (Inactive)
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              Created:
              Updated:
              Resolved: