Method from

guava/src/com/google/common/graph/GraphBuilder.java:95–100

Returns a {@link GraphBuilder} initialized with all properties queryable from {@code graph}. <p>The "queryable" properties are those that are exposed through the {@link Graph} interface, such as {@link Graph#isDirected()}. Other properties, such as {@link #expectedNodeCount(int)}, are not set in th

(Graph<N> graph)

   * are not set in the new builder.
   */
  public static <N> GraphBuilder<N> from(Graph<N> graph) {
    return new GraphBuilder<N>(graph.isDirected())
        .allowsSelfLoops(graph.allowsSelfLoops())
        .nodeOrder(graph.nodeOrder())
        .incidentEdgeOrder(graph.incidentEdgeOrder());
  }

  /**
   * Returns an {@link ImmutableGraph.Builder} with the properties of this {@link GraphBuilder}.