[jbosstools-issues] [JBoss JIRA] Closed: (JBIDE-7547) NullPointerException in code completion for EL

NullPointerException in code completion for EL ---------------------------------------------- Key: JBIDE-7547 URL: https://jira.jboss.org/browse/JBIDE-7547 Project: Tools (JBoss Tools) Issue Type: Bug Components: JSF Affects Versions: 3.2.0.Beta2 Reporter: Alexey Kazakov Assignee: Alexey Kazakov Fix For: 3.2.0.Beta2 1. Install org.jboss.tools.common.el.core.test plug-in into JBT (there is a test EL resolver factory: ELResolverFactory1 which returns null instead of the list pf proposals). 2. Create any JSF KickStart project. 3. Try to Ctrl+Space within any EL. 4. See Eclipse log: java.lang.NullPointerException at java.util.ArrayList.addAll(ArrayList.java:472) at org.jboss.tools.jst.web.kb.PageProcessor.getProposals(PageProcessor.java:164) at org.jboss.tools.jst.web.kb.PageProcessor.getProposals(PageProcessor.java:61) at org.jboss.tools.jst.jsp.contentassist.computers.XmlELCompletionProposalComputer.addAttributeValueELProposals(XmlELCompletionProposalComputer.java:181) at org.jboss.tools.jst.jsp.contentassist.computers.XmlELCompletionProposalComputer.addAttributeValueProposals(XmlELCompletionProposalComputer.java:139) at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeAttributeValueProposals(AbstractXMLCompletionProposalComputer.java:601) at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeCompletionProposals(AbstractXMLCompletionProposalComputer.java:407) at org.jboss.tools.jst.jsp.contentassist.computers.AbstractXmlCompletionProposalComputer.computeCompletionProposals(AbstractXmlCompletionProposalComputer.java:655) at org.eclipse.wst.xml.ui.internal.contentassist.AbstractXMLCompletionProposalComputer.computeCompletionProposals(AbstractXMLCompletionProposalComputer.java:174) at org.jboss.tools.jst.jsp.contentassist.computers.AbstractXmlCompletionProposalComputer.computeCompletionProposals(AbstractXmlCompletionProposalComputer.java:81) at org.jboss.tools.jst.jsp.contentassist.computers.FaceletsELCompletionProposalComputer.computeCompletionProposals(FaceletsELCompletionProposalComputer.java:85) 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:441) at org.eclipse.wst.sse.ui.contentassist.StructuredContentAssistProcessor.computeCompletionProposals(StructuredContentAssistProcessor.java:245) at org.eclipse.wst.sse.ui.internal.contentassist.CompoundContentAssistProcessor.computeCompletionProposals(CompoundContentAssistProcessor.java:126) at org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1834) 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$2.run(CompletionProposalPopup.java:488) at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:70) at org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:482) at org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1660) at org.eclipse.wst.sse.ui.internal.StructuredTextViewer.doOperation(StructuredTextViewer.java:441) at org.jboss.tools.jst.jsp.jspeditor.JSPTextEditor$JSPStructuredTextViewer.doOperation(JSPTextEditor.java:679) 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: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:1525) 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:2839) 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:4794) at org.eclipse.swt.widgets.Display.windowProc(Display.java:4372) 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:8163) at org.eclipse.swt.widgets.Display.eventProc(Display.java:1239) 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:2224) at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3169) at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:2629) at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:2593) at org.eclipse.ui.internal.Workbench.access$4(Workbench.java:2427) at org.eclipse.ui.internal.Workbench$7.run(Workbench.java:670) at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332) at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:663) at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:149) at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:115) 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:369) 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:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:619) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:574) at org.eclipse.equinox.launcher.Main.run(Main.java:1407) at org.eclipse.equinox.launcher.Main.main(Main.java:1383)