Bug 77598 [nls tooling] NLS hovers / Ctrl+Click not consistent for duplicate keys
20041103 With the following files, the key A.0 is duplicate. - Ctrl + Click: Junps to 'hello' - Hover over "A.0" in class A: shows 'world' public class A { String h= Messages.getString("A.0"); //$NON-NLS-1$ } messages.properties: A.0=hello A.0=world
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
return;
			}
			
			if (PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE.equals(property)) {
				if ((event.getNewValue() instanceof Boolean) && ((Boolean)event.getNewValue()).booleanValue())
					selectionChanged();
				return;
			}
			
			if (PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE.equals(property)) {
				if (event.getNewValue() instanceof Boolean) {
					Boolean disable= (Boolean) event.getNewValue();
					enableOverwriteMode(!disable.booleanValue());
				}
				return;
			}
			
			if (PreferenceConstants.EDITOR_MARK_OCCURRENCES.equals(property)) {
				if (event.getNewValue() instanceof Boolean) {
					boolean markOccurrenceAnnotations= ((Boolean)event.getNewValue()).booleanValue();
					if (markOccurrenceAnnotations != fMarkOccurrenceAnnotations) {
						fMarkOccurrenceAnnotations= markOccurrenceAnnotations;
						if (!fMarkOccurrenceAnnotations)
							uninstallOccurrencesFinder();
						else
							installOccurrencesFinder();
					}
				}
				return;
			}