Bug 42605 [hovering] NPE in AnnotationHover
Win2K, Build 200308281813, J2RE 1.3.1 IBM J9 build 20030702 (JIT enabled) This appeared in my DOS console - not sure when. There was nothing in the .log file for my workspace. java.lang.NullPointerException at java.lang.Throwable.<init>(Throwable.java) at java.lang.Throwable.<init>(Throwable.java) at java.lang.NullPointerException.<init>(NullPointerException.java:63) at org.eclipse.jdt.internal.ui.text.java.hover.AnnotationHover.getHoverI nfo(AnnotationHover.java:78) at org.eclipse.jdt.internal.ui.text.java.hover.BestMatchHover.getHoverIn fo(BestMatchHover.java) at org.eclipse.jdt.internal.ui.text.java.hover.JavaEditorTextHoverProxy. getHoverInfo(JavaEditorTextHoverProxy.java:69) at org.eclipse.jface.text.TextViewerHoverManager$2.run(TextViewerHoverMa nager.java)
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/hover/AnnotationHover.java
public String getHoverInfo(ITextViewer textViewer, IRegion hoverRegion) {
		
		if (getEditor() == null)
			return null;
			
		IDocumentProvider provider= JavaPlugin.getDefault().getCompilationUnitDocumentProvider();
		IAnnotationModel model= provider.getAnnotationModel(getEditor().getEditorInput());
		
		if (model != null) {
			Iterator e= new JavaAnnotationIterator(model, true);
			while (e.hasNext()) {
				Annotation a= (Annotation) e.next();
				if (a instanceof IAnnotationExtension) {
					AnnotationPreference preference= getAnnotationPreference((IAnnotationExtension)a);
					if (preference == null || !fStore.getBoolean(preference.getTextPreferenceKey()))
						continue;
				}
				Position p= model.getPosition(a);
				if (p.overlapsWith(hoverRegion.getOffset(), hoverRegion.getLength())) {
					String msg= ((IJavaAnnotation) a).getMessage();
					if (msg != null && msg.trim().length() > 0)
						return formatMessage(msg);
				}
			}
		}
		
		return null;
	}
	
	/*