}, null));
// vertex selection OR geometry selection should not both happen so make them a mutual exclusion behaviour
helper.startMutualExclusiveList();
helper.add(new SelectFeatureBehaviour(new Class[]{Geometry.class}, Intersects.class));
helper.add(new RemoveVertexBehaviour());
helper.stopMutualExclusiveList();
helper.add( new AcceptOnDoubleClickBehaviour() );
helper.done();
}