/** * Returns a {@link NetworkBuilder} initialized with all properties queryable from {@code * network}. * * <p>The "queryable" properties are those that are exposed through the {@link Network} interface, * such as {@link Network#isDirected()}. Other properties, such as {@link * #expectedNodeCount(int)}, are not set in the new builder. */ public static <N, E> NetworkBuilder<N, E> from(Network<N, E> network) { return new NetworkBuilder<N, E>(network.isDirected()) .allowsParallelEdges(network.allowsParallelEdges()) .allowsSelfLoops(network.allowsSelfLoops()) .nodeOrder(network.nodeOrder()) .edgeOrder(network.edgeOrder()); }
@Test public void nodeOrderUnorderedandEdgesSorted() { MutableNetwork<Integer, String> network = NetworkBuilder.directed() .nodeOrder(unordered()) .edgeOrder(ElementOrder.sorted(Ordering.<String>natural().reverse())) .build(); addEdges(network); assertThat(network.edgeOrder()) .isEqualTo(ElementOrder.sorted(Ordering.<String>natural().reverse())); assertThat(network.edges()).containsExactly("p", "i", "e").inOrder(); assertThat(network.nodeOrder()).isEqualTo(unordered()); assertThat(network.nodes()).containsExactly(4, 1, 3); }
/** * Returns a {@link NetworkBuilder} initialized with all properties queryable from {@code * network}. * * <p>The "queryable" properties are those that are exposed through the {@link Network} interface, * such as {@link Network#isDirected()}. Other properties, such as {@link * #expectedNodeCount(int)}, are not set in the new builder. */ public static <N, E> NetworkBuilder<N, E> from(Network<N, E> network) { return new NetworkBuilder<N, E>(network.isDirected()) .allowsParallelEdges(network.allowsParallelEdges()) .allowsSelfLoops(network.allowsSelfLoops()) .nodeOrder(network.nodeOrder()) .edgeOrder(network.edgeOrder()); }
/** * Returns a {@link NetworkBuilder} initialized with all properties queryable from {@code * network}. * * <p>The "queryable" properties are those that are exposed through the {@link Network} interface, * such as {@link Network#isDirected()}. Other properties, such as {@link * #expectedNodeCount(int)}, are not set in the new builder. */ public static <N, E> NetworkBuilder<N, E> from(Network<N, E> network) { return new NetworkBuilder<N, E>(network.isDirected()) .allowsParallelEdges(network.allowsParallelEdges()) .allowsSelfLoops(network.allowsSelfLoops()) .nodeOrder(network.nodeOrder()) .edgeOrder(network.edgeOrder()); }
/** * Returns an empty {@link MutableCTree} with the properties of this {@link TreeNetworkBuilder}. */ // TODO(jrtom): decide how we're going to handle different implementations. // For the graph stuff, we don't really need different implementations, but // for trees, maybe we do; at least for binary trees vs. trees with no restrictions on outgoing edges... public <N1 extends N, E1 extends E> MutableCTreeNetwork<N1, E1> build() { NetworkBuilder<Object, Object> graphBuilder = NetworkBuilder.directed().allowsSelfLoops(false).allowsParallelEdges(false); if (expectedNodeCount.isPresent()) { graphBuilder = graphBuilder.expectedNodeCount(expectedNodeCount.get()); } MutableNetwork<N1, E1> delegate = graphBuilder.nodeOrder(nodeOrder).edgeOrder(edgeOrder).build(); @SuppressWarnings("unchecked") Optional<N1> rootCast = (Optional<N1>) root; return new DelegateCTreeNetwork<N1, E1>(delegate, rootCast); }
/** * Returns a {@link NetworkBuilder} initialized with all properties queryable from {@code * network}. * * <p>The "queryable" properties are those that are exposed through the {@link Network} interface, * such as {@link Network#isDirected()}. Other properties, such as {@link * #expectedNodeCount(int)}, are not set in the new builder. */ public static <N, E> NetworkBuilder<N, E> from(Network<N, E> network) { return new NetworkBuilder<N, E>(network.isDirected()) .allowsParallelEdges(network.allowsParallelEdges()) .allowsSelfLoops(network.allowsSelfLoops()) .nodeOrder(network.nodeOrder()) .edgeOrder(network.edgeOrder()); }
/** * Returns a {@link NetworkBuilder} initialized with all properties queryable from {@code * network}. * * <p>The "queryable" properties are those that are exposed through the {@link Network} interface, * such as {@link Network#isDirected()}. Other properties, such as {@link * #expectedNodeCount(int)}, are not set in the new builder. */ public static <N, E> NetworkBuilder<N, E> from(Network<N, E> network) { return new NetworkBuilder<N, E>(network.isDirected()) .allowsParallelEdges(network.allowsParallelEdges()) .allowsSelfLoops(network.allowsSelfLoops()) .nodeOrder(network.nodeOrder()) .edgeOrder(network.edgeOrder()); }
/** @return the graph for this demo */ Network<String, Number> getGraph() { Graph<String> g = new EppsteinPowerLawGenerator<>(new NodeFactory(), 26, 50, 50).get(); // convert this graph into a Network because the visualization system can't handle Graphs (yet) MutableNetwork<String, Number> graph = NetworkBuilder.undirected().nodeOrder(ElementOrder.<String>natural()).build(); EdgeFactory edgeFactory = new EdgeFactory(); // this implicitly removes any isolated nodes, as intended for (EndpointPair<String> endpoints : g.edges()) { graph.addEdge(endpoints.nodeU(), endpoints.nodeV(), edgeFactory.get()); } return graph; }
@Test public void nodeOrderUnorderedandEdgesSorted() { MutableNetwork<Integer, String> network = NetworkBuilder.directed() .nodeOrder(unordered()) .edgeOrder(ElementOrder.sorted(Ordering.<String>natural().reverse())) .build(); addEdges(network); assertThat(network.edgeOrder()) .isEqualTo(ElementOrder.sorted(Ordering.<String>natural().reverse())); assertThat(network.edges()).containsExactly("p", "i", "e").inOrder(); assertThat(network.nodeOrder()).isEqualTo(unordered()); assertThat(network.nodes()).containsExactly(4, 1, 3); }