private GraphicsController createGeometryController(GeometryIndex index) { List<AbstractGeometryIndexMapHandler> handlers = EditingHandlerRegistry.getGeometryHandlers(); if (handlers == null || handlers.size() == 0) { return null; } CompositeGeometryIndexController controller = new CompositeGeometryIndexController( mapWidget, editingService, index, editingService.getEditingState() == GeometryEditState.DRAGGING); for (AbstractGeometryIndexMapHandler handler : handlers) { controller.addMapHandler(handler); } return controller; }