/guava/android/guava/src/com/google/common/graph/StandardNetwork.java
} return connections;
return connections; }
final NetworkConnections<N, E> checkedConnections(N node) { NetworkConnections<N, E> connections = nodeConnections.get(node); if (connections == null) { checkNotNull(node); throw new IllegalArgumentException(String.format(NODE_NOT_IN_GRAPH, node)); } <extra_id_0> final N checkedReferenceNode(E edge) { N referenceNode = edgeToReferenceNode.get(edge); if (referenceNode == null) { checkNotNull(edge); throw new IllegalArgumentException(String.format(EDGE_NOT_IN_GRAPH, edge)); }