final ShardedDOMDataTreeProducer castedProducer = ((ShardedDOMDataTreeProducer) producer);
simpleLoopCheck(subtrees, castedProducer.getSubtrees());
// FIXME: We should also unbound listeners
final ShardedDOMDataTreeProducer castedProducer = ((ShardedDOMDataTreeProducer) producer);
simpleLoopCheck(subtrees, castedProducer.getSubtrees());
// FIXME: We should also unbound listeners