}

  private final GraphConnections<N, V> checkedConnections(N node) {
    GraphConnections<N, V> connections = nodeConnections.get(node);
    if (connections == null) {
      checkNotNull(node);
      throw new IllegalArgumentException("Node " + node + " is not an element of this graph.");
    }
    return connections;
  }

  final boolean containsNode(@Nullable N node) {
    return nodeConnections.containsKey(node);

 */
fun interface Dns {
  /**
   * Returns the IP addresses of `hostname`, in the order they will be attempted by OkHttp. If a
   * connection to an address fails, OkHttp will retry the connection with the next address until
   * either a connection is made, the set of IP addresses is exhausted, or a limit is exceeded.
   */
  @Throws(UnknownHostException::class)
  fun lookup(hostname: String): List<InetAddress>

## Changelog since v1.12.7

### Other notable changes

* Connections from Pods to Services with 0 endpoints will now ICMP reject immediately, rather than blackhole and timeout. ([#72534](https://github.com/kubernetes/kubernetes/pull/72534), [@thockin](https://github.com/thockin))

        when(mockConfig.getDfsTtl()).thenReturn(300L);

        // Mock transport to throw IOException - simulating connection failure
        when(mockTransportPool.getSmbTransport(any(CIFSContext.class), anyString(), anyInt(), anyBoolean(), anyBoolean()))
                .thenThrow(new IOException("Connection failed"));

        // Instantiate the class under test
        dfsImpl = new DfsImpl(mockContext);
    }

  <version>11-SNAPSHOT</version>
  <name>Model urls inheritance test child</name>

  <scm child.scm.connection.inherit.append.path="false"
       child.scm.developerConnection.inherit.append.path="false"
       child.scm.url.inherit.append.path="false">
    <connection>scm:my-scm:http://domain.org/base</connection>
    <developerConnection>scm:my-scm:https://domain.org/base/</developerConnection>
    <url>https://domain.org/override</url>

  <scm child.scm.connection.inherit.append.path="false"
       child.scm.developerConnection.inherit.append.path="false"
       child.scm.url.inherit.append.path="false">
    <connection>scm:my-scm:http://domain.org/base</connection>
    <developerConnection>scm:my-scm:https://domain.org/base/</developerConnection>
    <url>https://domain.org/base</url>

  }

  // Node/edge sets are the same, but node/edge connections differ due to edge type.
  @Test
  public void equivalent_directedVsUndirected() {
    graph.putEdge(N1, N2);

    MutableGraph<Integer> g2 = createGraph(oppositeType(edgeType));
    g2.putEdge(N1, N2);

    assertThat(graph).isNotEqualTo(g2);
  }

  // Node/edge sets and node/edge connections are the same, but directedness differs.
  @Test

  </modules>

  <!-- 5 urls in the pom will be inherited with path added -->
  <url>http://www.apache.org/path/to/parent/</url>
  <scm>
    <connection>scm:my-scm:http://domain.org/base</connection>
    <developerConnection>scm:my-scm:https://domain.org/base/</developerConnection>
    <url>https://domain.org/base</url>
  </scm>
  <distributionManagement>
    <site>

  // Node/edge sets are the same, but node/edge connections differ due to edge type.
  @Test
  public void equivalent_directedVsUndirected() {
    network.addEdge(N1, N2, E12);

    MutableNetwork<Integer, String> g2 = createNetwork(oppositeType(edgeType));
    g2.addEdge(N1, N2, E12);

    assertThat(network).isNotEqualTo(g2);
  }

  // Node/edge sets and node/edge connections are the same, but directedness differs.
  @Test

  // Node/edge sets are the same, but node/edge connections differ due to edge type.
  @Test
  public void equivalent_directedVsUndirected() {
    network.addEdge(N1, N2, E12);

    MutableNetwork<Integer, String> g2 = createNetwork(oppositeType(edgeType));
    g2.addEdge(N1, N2, E12);

    assertThat(network).isNotEqualTo(g2);
  }

  // Node/edge sets and node/edge connections are the same, but directedness differs.
  @Test