How to use

ofImmutable

method

in

com.google.common.graph.DirectedGraphConnections

private static <N> GraphConnections<N, Presence> connectionsOf(Graph<N> graph, N node) {
 Function<Object, Presence> edgeValueFn = Functions.constant(Presence.EDGE_EXISTS);
 return graph.isDirected()
   ? DirectedGraphConnections.ofImmutable(
     graph.predecessors(node), Maps.asMap(graph.successors(node), edgeValueFn))
   : UndirectedGraphConnections.ofImmutable(
     Maps.asMap(graph.adjacentNodes(node), edgeValueFn));
}

 private static <N, V> GraphConnections<N, V> connectionsOf(
   final ValueGraph<N, V> graph, final N node) {
  Function<N, V> successorNodeToValueFn =
    new Function<N, V>() {
     @Override
     public V apply(N successorNode) {
      return graph.edgeValueOrDefault(node, successorNode, null);
     }
    };
  return graph.isDirected()
    ? DirectedGraphConnections.ofImmutable(
      graph.predecessors(node), Maps.asMap(graph.successors(node), successorNodeToValueFn))
    : UndirectedGraphConnections.ofImmutable(
      Maps.asMap(graph.adjacentNodes(node), successorNodeToValueFn));
 }
}

 private static <N, V> GraphConnections<N, V> connectionsOf(
   final ValueGraph<N, V> graph, final N node) {
  Function<N, V> successorNodeToValueFn =
    new Function<N, V>() {
     @Override
     public V apply(N successorNode) {
      return graph.edgeValueOrDefault(node, successorNode, null);
     }
    };
  return graph.isDirected()
    ? DirectedGraphConnections.ofImmutable(
      graph.predecessors(node), Maps.asMap(graph.successors(node), successorNodeToValueFn))
    : UndirectedGraphConnections.ofImmutable(
      Maps.asMap(graph.adjacentNodes(node), successorNodeToValueFn));
 }
}

private static <N> GraphConnections<N, Presence> connectionsOf(Graph<N> graph, N node) {
 Function<Object, Presence> edgeValueFn = Functions.constant(Presence.EDGE_EXISTS);
 return graph.isDirected()
   ? DirectedGraphConnections.ofImmutable(
     graph.predecessors(node), Maps.asMap(graph.successors(node), edgeValueFn))
   : UndirectedGraphConnections.ofImmutable(
     Maps.asMap(graph.adjacentNodes(node), edgeValueFn));
}

private static <N> GraphConnections<N, Presence> connectionsOf(Graph<N> graph, N node) {
 Function<Object, Presence> edgeValueFn = Functions.constant(Presence.EDGE_EXISTS);
 return graph.isDirected()
   ? DirectedGraphConnections.ofImmutable(
     graph.predecessors(node), Maps.asMap(graph.successors(node), edgeValueFn))
   : UndirectedGraphConnections.ofImmutable(
     Maps.asMap(graph.adjacentNodes(node), edgeValueFn));
}

 private static <N, V> GraphConnections<N, V> connectionsOf(
   final ValueGraph<N, V> graph, final N node) {
  Function<N, V> successorNodeToValueFn =
    new Function<N, V>() {
     @Override
     public V apply(N successorNode) {
      return graph.edgeValueOrDefault(node, successorNode, null);
     }
    };
  return graph.isDirected()
    ? DirectedGraphConnections.ofImmutable(
      graph.predecessors(node), Maps.asMap(graph.successors(node), successorNodeToValueFn))
    : UndirectedGraphConnections.ofImmutable(
      Maps.asMap(graph.adjacentNodes(node), successorNodeToValueFn));
 }
}

private static <N> GraphConnections<N, Presence> connectionsOf(Graph<N> graph, N node) {
 Function<Object, Presence> edgeValueFn = Functions.constant(Presence.EDGE_EXISTS);
 return graph.isDirected()
   ? DirectedGraphConnections.ofImmutable(
     graph.predecessors(node), Maps.asMap(graph.successors(node), edgeValueFn))
   : UndirectedGraphConnections.ofImmutable(
     Maps.asMap(graph.adjacentNodes(node), edgeValueFn));
}

private static <N> GraphConnections<N, Presence> connectionsOf(Graph<N> graph, N node) {
 Function<Object, Presence> edgeValueFn = Functions.constant(Presence.EDGE_EXISTS);
 return graph.isDirected()
   ? DirectedGraphConnections.ofImmutable(
     graph.predecessors(node), Maps.asMap(graph.successors(node), edgeValueFn))
   : UndirectedGraphConnections.ofImmutable(
     Maps.asMap(graph.adjacentNodes(node), edgeValueFn));
}

 private static <N, V> GraphConnections<N, V> connectionsOf(
   final ValueGraph<N, V> graph, final N node) {
  Function<N, V> successorNodeToValueFn =
    new Function<N, V>() {
     @Override
     public V apply(N successorNode) {
      return graph.edgeValueOrDefault(node, successorNode, null);
     }
    };
  return graph.isDirected()
    ? DirectedGraphConnections.ofImmutable(
      graph.predecessors(node), Maps.asMap(graph.successors(node), successorNodeToValueFn))
    : UndirectedGraphConnections.ofImmutable(
      Maps.asMap(graph.adjacentNodes(node), successorNodeToValueFn));
 }
}

 private static <N, V> GraphConnections<N, V> connectionsOf(
   final ValueGraph<N, V> graph, final N node) {
  Function<N, V> successorNodeToValueFn =
    new Function<N, V>() {
     @Override
     public V apply(N successorNode) {
      return graph.edgeValueOrDefault(node, successorNode, null);
     }
    };
  return graph.isDirected()
    ? DirectedGraphConnections.ofImmutable(
      graph.predecessors(node), Maps.asMap(graph.successors(node), successorNodeToValueFn))
    : UndirectedGraphConnections.ofImmutable(
      Maps.asMap(graph.adjacentNodes(node), successorNodeToValueFn));
 }
}