getNode method

Node<T>? getNode(
  1. String nodeId
)

Gets a node by its ID.

Returns null if the node doesn't exist.

Example:

final node = controller.getNode('node1');
if (node != null) {
  print('Node type: ${node.type}');
}

Implementation

Node<T>? getNode(String nodeId) => _nodes[nodeId];