How to use

isDirected

method

in

com.google.common.graph.ConfigurableMutableNetwork

 private NetworkConnections<N, E> newConnections() {
  return isDirected()
    ? allowsParallelEdges()
      ? DirectedMultiNetworkConnections.<N, E>of()
      : DirectedNetworkConnections.<N, E>of()
    : allowsParallelEdges()
      ? UndirectedMultiNetworkConnections.<N, E>of()
      : UndirectedNetworkConnections.<N, E>of();
 }
}

 private NetworkConnections<N, E> newConnections() {
  return isDirected()
    ? allowsParallelEdges()
      ? DirectedMultiNetworkConnections.<N, E>of()
      : DirectedNetworkConnections.<N, E>of()
    : allowsParallelEdges()
      ? UndirectedMultiNetworkConnections.<N, E>of()
      : UndirectedNetworkConnections.<N, E>of();
 }
}

 private NetworkConnections<N, E> newConnections() {
  return isDirected()
    ? allowsParallelEdges()
      ? DirectedMultiNetworkConnections.<N, E>of()
      : DirectedNetworkConnections.<N, E>of()
    : allowsParallelEdges()
      ? UndirectedMultiNetworkConnections.<N, E>of()
      : UndirectedNetworkConnections.<N, E>of();
 }
}

 private NetworkConnections<N, E> newConnections() {
  return isDirected()
    ? allowsParallelEdges()
      ? DirectedMultiNetworkConnections.<N, E>of()
      : DirectedNetworkConnections.<N, E>of()
    : allowsParallelEdges()
      ? UndirectedMultiNetworkConnections.<N, E>of()
      : UndirectedNetworkConnections.<N, E>of();
 }
}

 private NetworkConnections<N, E> newConnections() {
  return isDirected()
    ? allowsParallelEdges()
      ? DirectedMultiNetworkConnections.<N, E>of()
      : DirectedNetworkConnections.<N, E>of()
    : allowsParallelEdges()
      ? UndirectedMultiNetworkConnections.<N, E>of()
      : UndirectedNetworkConnections.<N, E>of();
 }
}