Bug 124569 [projection] expose projection model updater on JavaEditor
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
List matches= null;
		
		ASTNode selectedNode= NodeFinder.perform(astRoot, selection.getOffset(), selection.getLength());
		
		if (fMarkExceptions || fMarkTypeOccurrences) {
			ExceptionOccurrencesFinder exceptionFinder= new ExceptionOccurrencesFinder();
			String message= exceptionFinder.initialize(astRoot, selectedNode);
			if (message == null) {
				matches= exceptionFinder.perform();
				if (!fMarkExceptions && !matches.isEmpty())
					matches.clear();
			}
		}
		if ((matches == null || matches.isEmpty()) && (fMarkMethodExitPoints || fMarkTypeOccurrences)) {
			MethodExitsFinder finder= new MethodExitsFinder();
			String message= finder.initialize(astRoot, selectedNode);
			if (message == null) {
				matches= finder.perform();
				if (!fMarkMethodExitPoints && !matches.isEmpty())
					matches.clear();
			}
		}
		if ((matches == null || matches.isEmpty()) && (fMarkBreakContinueTargets || fMarkTypeOccurrences)) {
			BreakContinueTargetFinder finder= new BreakContinueTargetFinder();
			String message= finder.initialize(astRoot, selectedNode);
			if (message == null) {
				matches= finder.perform();
				if (!fMarkBreakContinueTargets && !matches.isEmpty())
					matches.clear();
			}