Bug 61508 Internal error in sematic highlighting job
I20040506 + Plug-in Export 05.07 While importing plug-in and fragments via PDE I got the following exception: !ENTRY org.eclipse.core.runtime 4 2 Mai 08, 2004 19:00:00.334 !MESSAGE An internal error occurred during: "Semantic Highlighting Job". !STACK 0 java.lang.NullPointerException at org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightingReconciler$PositionC ollector.visit(SemanticHighlightingReconciler.java:75) at org.eclipse.jdt.core.dom.SimpleName.accept0(SimpleName.java:145) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2503) at org.eclipse.jdt.core.dom.MethodInvocation.accept0 (MethodInvocation.java:241) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2503) at org.eclipse.jdt.core.dom.ExpressionStatement.accept0 (ExpressionStatement.java:141) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2503) at org.eclipse.jdt.core.dom.IfStatement.accept0(IfStatement.java:187) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2526) at org.eclipse.jdt.core.dom.Block.accept0(Block.java:133) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChild(ASTNode.java:2503) at org.eclipse.jdt.core.dom.MethodDeclaration.accept0 (MethodDeclaration.java:499) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2526) at org.eclipse.jdt.core.dom.TypeDeclaration.accept0 (TypeDeclaration.java:474) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.core.dom.ASTNode.acceptChildren(ASTNode.java:2526) at org.eclipse.jdt.core.dom.CompilationUnit.accept0 (CompilationUnit.java:290) at org.eclipse.jdt.core.dom.ASTNode.accept(ASTNode.java:2456) at org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightingReconciler.reconcile Positions(SemanticHighlightingReconciler.java:212) at org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightingReconciler.reconcile d(SemanticHighlightingReconciler.java:178) at org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightingReconciler$1.run (SemanticHighlightingReconciler.java:311) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:66)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/SemanticHighlightingPresenter.java
final HighlightedPosition[] added= new SemanticHighlightingManager.HighlightedPosition[addedPositions.size()];
		addedPositions.toArray(added);
		final SemanticHighlightingManager.HighlightedPosition[] removed= new SemanticHighlightingManager.HighlightedPosition[removedPositions.size()];
		removedPositions.toArray(removed);
		
		if (isCanceled())
			return null;
		
		Runnable runnable= new Runnable() {
			public void run() {
				updatePresentation(textPresentation, added, removed);
			}
		};
		return runnable;
	}
	
	/**
	 * Invalidate the presentation of the positions based on the given added positions and the existing deleted positions.
	 * Also unregisters the deleted positions from the document and patches the positions of this presenter.
	 * <p>
	 * NOTE: Indirectly called from background thread by UI runnable.
	 * </p>
	 * @param textpresentation the text presentation or <code>null</code>, if the presentation should computed in the UI thread
	 * @param addedPositions the added positions
	 * @param addedPositions the added positions
	 */
	public void updatePresentation(TextPresentation textPresentation, HighlightedPosition[] addedPositions, HighlightedPosition[] removedPositions) {
		if (fSourceViewer == null)