Description Martin Aeschlimann 2004-06-30 06:35:17 EDT

20040630

In the following code, invoke code assist at the mrked location -> NPE printed
to log. Problem is the undefined type parameter 'Z'

public class C<Y,X> {

    public C(Function<Y,Z> function) {
    	| code assist here
    }
}

java.lang.NullPointerException
	at java.lang.Throwable.<init>(Throwable.java)
	at java.lang.Throwable.<init>(Throwable.java)
	at java.lang.NullPointerException.<init>(NullPointerException.java:60)
	at
org.eclipse.jdt.internal.codeassist.CompletionEngine.findTypeParameters(CompletionEngine.java:2761)
	at
org.eclipse.jdt.internal.codeassist.CompletionEngine.findTypesAndPackages(CompletionEngine.java:2809)
	at
org.eclipse.jdt.internal.codeassist.CompletionEngine.complete(CompletionEngine.java:457)
	at
org.eclipse.jdt.internal.codeassist.CompletionEngine.complete(CompletionEngine.java:984)
	at org.eclipse.jdt.internal.core.Openable.codeComplete(Openable.java:124)
	at
org.eclipse.jdt.internal.core.CompilationUnit.codeComplete(CompilationUnit.java:201)
	at
org.eclipse.jdt.internal.core.CompilationUnit.codeComplete(CompilationUnit.java:195)
	at
org.eclipse.jdt.internal.ui.text.java.JavaCompletionProcessor.internalComputeCompletionProposals(JavaCompletionProcessor.java:358)
	at
org.eclipse.jdt.internal.ui.text.java.JavaCompletionProcessor.computeCompletionProposals(JavaCompletionProcessor.java:332)
	at
org.eclipse.jface.text.contentassist.ContentAssistant.computeCompletionProposals(ContentAssistant.java:1472)
	at
org.eclipse.jface.text.contentassist.CompletionProposalPopup.computeProposals(CompletionProposalPopup.java:242)
	at
org.eclipse.jface.text.contentassist.CompletionProposalPopup.access$7(CompletionProposalPopup.java:238)
	at
org.eclipse.jface.text.contentassist.CompletionProposalPopup$1.run(CompletionProposalPopup.java:197)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)
	at
org.eclipse.jface.text.contentassist.CompletionProposalPopup.showProposals(CompletionProposalPopup.java:192)
	at
org.eclipse.jface.text.contentassist.ContentAssistant.showPossibleCompletions(ContentAssistant.java:1320)
	at
org.eclipse.jdt.internal.ui.javaeditor.CompilationUnitEditor$AdaptedSourceViewer.doOperation(CompilationUnitEditor.java:180)
	at org.eclipse.ui.texteditor.ContentAssistAction$1.run(ContentAssistAction.java:82)
	at org.eclipse.swt.custom.BusyIndicator.showWhile(BusyIndicator.java:69)
	at org.eclipse.ui.texteditor.ContentAssistAction.run(ContentAssistAction.java:80)
	at org.eclipse.jface.action.Action.runWithEvent(Action.java:881)
	at org.eclipse.ui.commands.ActionHandler.execute(ActionHandler.java:141)
	at org.eclipse.ui.internal.commands.Command.execute(Command.java:132)
	at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.executeCommand(WorkbenchKeyboard.java:471)
	at org.eclipse.ui.internal.keys.WorkbenchKeyboard.press(WorkbenchKeyboard.java:889)
	at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.processKeyEvent(WorkbenchKeyboard.java:930)
	at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.filterKeySequenceBindings(WorkbenchKeyboard.java:548)
	at
org.eclipse.ui.internal.keys.WorkbenchKeyboard.access$2(WorkbenchKeyboard.java:496)
	at
org.eclipse.ui.internal.keys.WorkbenchKeyboard$1.handleEvent(WorkbenchKeyboard.java:261)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java)
	at org.eclipse.swt.widgets.Display.filterEvent(Display.java)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java)
	at org.eclipse.swt.widgets.Control.sendKeyEvent(Control.java:1734)
	at org.eclipse.swt.widgets.Control.sendKeyEvent(Control.java:1730)
	at org.eclipse.swt.widgets.Control.WM_CHAR(Control.java:3067)
	at org.eclipse.swt.widgets.Control.windowProc(Control.java)
	at org.eclipse.swt.widgets.Display.windowProc(Display.java)
	at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
	at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java)
	at org.eclipse.ui.internal.Workbench.runEventLoop(Workbench.java:1377)
	at org.eclipse.ui.internal.Workbench.runUI(Workbench.java:1348)
	at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:254)
	at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:141)
	at org.eclipse.ui.internal.ide.IDEApplication.run(IDEApplication.java:96)
	at
org.eclipse.core.internal.runtime.PlatformActivator$1.run(PlatformActivator.java:335)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:273)
	at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:129)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:79)
	at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:41)
	at java.lang.reflect.Method.invoke(Method.java:386)
	at org.eclipse.core.launcher.Main.basicRun(Main.java:183)
	at org.eclipse.core.launcher.Main.run(Main.java:644)
	at org.eclipse.core.launcher.Main.main(Main.java:628)