Bug 299324 [CommonNavigator] Add new test Pipeline content provider
tests/org.eclipse.ui.tests.navigator/src/org/eclipse/ui/tests/navigator/m12/ResourceWrapperContentProvider.java
_convertToModelObjects(modification.getChildren());
		return modification;
	}
	public boolean interceptRefresh(PipelinedViewerUpdate refreshSynchronization) {
		_incrementCounter(INTERCEPT_REFRESH);
		return _convertToModelObjects(refreshSynchronization
				.getRefreshTargets());
	}
	public boolean interceptUpdate(PipelinedViewerUpdate update) {
		_incrementCounter(INTERCEPT_UPDATE);
		return _convertToModelObjects(update.getRefreshTargets());
	}
	private void _incrementCounter(String counterId) {
		Map counters = (Map) _counters.get(getClass().getName());
		if (counters == null) {
			counters = new HashMap();
			_counters.put(getClass().getName(), counters);
		}
		Integer current = (Integer) counters.get(counterId);
		if (current == null) {
			counters.put(counterId, new Integer(1));
		} else {
			counters.put(counterId, new Integer(current.intValue() + 1));
		}
	}
	protected static void resetCounters(String className) {
		_counters.remove(className);
	}
	protected static int getCounter(String className, String counterId) {
		Map counters = (Map) _counters.get(className);