dispose method

void dispose()

Implementation

void dispose() {
  _disposed = true;
  nodeDeltas.dispose();
  connectionDeltas.dispose();
  _nodes.clear();
  _connections.clear();
  _pendingNodeChanges.clear();
  _pendingConnectionChanges.clear();
  _pendingRemovedNodeIds.clear();
  _pendingRemovedConnectionIds.clear();
}