[jbosstools-issues] [JBoss JIRA] Resolved: (JBIDE-4316) NPE while using content assist for ui:composition

NPE while using content assist for ui:composition ------------------------------------------------- Key: JBIDE-4316 URL: https://jira.jboss.org/jira/browse/JBIDE-4316 Project: Tools (JBoss Tools) Issue Type: Bug Components: jsp/jsf/xml source editing, UpStream Affects Versions: 3.0.1.GA Reporter: Yura Zhishko Assignee: Yura Zhishko Fix For: 3.2.next Attachments: screenshot-1.jpg, TestComp5.zip 1) Import attached project 2) Open panelMenu.xhtml 3) Go to the End of file 4) Delete some symbols in </ui:composition> (see screenshot-1) 5) Try to call content assist RESULT: NPE in log. java.lang.NullPointerException at org.eclipse.wst.xml.ui.internal.contentassist.AbstractContentAssistProcessor.getMatchString(AbstractContentAssistProcessor.java:2113) at org.eclipse.wst.xml.ui.internal.contentassist.AbstractContentAssistProcessor.computeCompletionProposals(AbstractContentAssistProcessor.java:1368) at org.eclipse.wst.html.ui.internal.contentassist.HTMLContentAssistProcessor.computeCompletionProposals(HTMLContentAssistProcessor.java:308) at org.jboss.tools.jst.jsp.contentassist.FaceletsHtmlContentAssistProcessor.computeCompletionProposals(FaceletsHtmlContentAssistProcessor.java:114) at org.jboss.tools.common.text.xml.contentassist.SortingCompoundContentAssistProcessor.computeCompletionProposals(SortingCompoundContentAssistProcessor.java:194) at org.eclipse.wst.sse.ui.internal.contentassist.CompoundContentAssistProcessor.computeCompletionProposals(CompoundContentAssistProcessor.java:303) at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1832) 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$2.run(CompletionProposalPopup.java:488) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:482) at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1660) at org.eclipse.wst.sse.ui.internal.StructuredTextViewer.doOperation(StructuredTextViewer.java:446) at org.jboss.tools.jst.jsp.jspeditor.JSPTextEditor$JSPStructuredTextViewer.doOperation(JSPTextEditor.java:683) at org.eclipse.ui.texteditor.TextOperationAction$1.run(TextOperationAction.java:131) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.ui.texteditor.TextOperationAction.run(TextOperationAction.java:129) 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:470) at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:824) at org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:880) at org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:569) at org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$3(WorkbenchKeyboard.java:510) at org.eclipse.ui.internal.keys.WorkbenchKeyboard$KeyDownFilter.handleEvent(WorkbenchKeyboard.java:125) at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84) at org.eclipse.swt.widgets.Display.filterEvent(Display.java:1191) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1002) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1027) at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1012) at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1040) at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1036) at org.eclipse.swt.widgets.Widget.wmChar(Widget.java:1360) at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:4051) at org.eclipse.swt.widgets.Canvas.WM_CHAR(Canvas.java:346) at org.eclipse.swt.widgets.Control.windowProc(Control.java:3944) at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:342) at org.eclipse.swt.widgets.Display.windowProc(Display.java:4589) at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method) at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2403) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3471) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2401) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2365) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2217) at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:500) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:493) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:113) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:194) 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:368) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:179) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:559) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:514) at org.eclipse.equinox.launcher.Main.run(Main.java:1287)