for (Integer node : network.nodes()) {
                    Set<Integer> unused = network.successors(node);
                  }
                  /*
                   * Also look up an earlier node so that, if the graph is using MapRetrievalCache,
                   * we read one of the fields declared in that class.
                   */

    return ImmutableList.copyOf(elements);
  }

  /**
   * Utility method to verify that the given LinkedHashSet is equal to and hashes identically to a
   * set constructed with the elements in the given collection. Also verifies that the ordering in
   * the set is the same as the ordering of the given contents.
   */
  private static <E> void verifyLinkedHashSetContents(
      LinkedHashSet<E> set, Collection<E> contents) {

 * It provides various configurations and settings for making HTTP requests, including
 * connection timeouts, proxy settings, user agent, request headers, cookie management,
 * and SSL configurations. The client also supports robots.txt parsing and form-based
 * authentication schemes.
 *
 * <p>Key properties and configurations:</p>
 * <ul>
 *   <li>CONNECTION_TIMEOUT_PROPERTY: Connection timeout setting.</li>

    val refusedConnection = url.openConnection() as HttpURLConnection
    assertFailsWith<ConnectException> {
      refusedConnection.responseCode
    }.also { expected ->
      assertThat(expected.message!!).contains("refused")
    }
  }

  @Test
  fun http100Continue() {
    server.enqueue(
      MockResponse
        .Builder()

	ri.Complete = !failed && ri.ObjectsFailed == 0
	ri.Failed = failed || ri.ObjectsFailed > 0
	globalBatchJobsMetrics.save(job.ID, ri)

	// Close the saverQuitCh - this also triggers saving in-memory state
	// immediately one last time before we exit this method.
	xioutil.SafeClose(saverQuitCh)

	// Notify expire jobs final status to the configured endpoint
	buf, _ := json.Marshal(ri)

     * <p>Be careful when targeting an older SDK than you are building against (most commonly when
     * building for Android): Ensure that any object you pass implements the interface not just in
     * your current SDK version but also at the oldest version you support. For example, <a
     * href="https://developer.android.com/sdk/api_diff/16/">API Level 16</a> is the first version

# URL spec forbids the following.
# https://www.w3.org/Bugs/Public/show_bug.cgi?id=24257
http://\uff05\uff14\uff11.com
http://%ef%bc%85%ef%bc%94%ef%bc%91.com

# ...%00 in fullwidth should fail (also as escaped UTF-8 input)
http://\uff05\uff10\uff10.com
http://%ef%bc%85%ef%bc%90%ef%bc%90.com

# Basic IDN support, UTF-8 and UTF-16 input should be converted to IDN

    assertTrue(listener.stoppedCalled);
  }

  /**
   * This covers a bug where listener.healthy would get called when a single service failed during
   * startup (it occurred in more complicated cases also).
   */
  public void testFailStart_singleServiceCallsHealthy() {
    Service a = new FailStartService();
    ServiceManager manager = new ServiceManager(asList(a));

 * Generic implementation of version comparison.
 * </p>
 * <p>
 * Features:
 * <ul>
 * <li>Mixing of '<code>-</code>' (hyphen) and '<code>.</code>' (dot) separators,</li>
 * <li>Transition between characters and digits also constitutes a separator:
 *     <code>1.0alpha1 =&gt; [1, [alpha, 1]]</code></li>
 * <li>Unlimited number of version components,</li>
 * <li>Version components in the text can be digits or strings,</li>

            // Multi-pass secure wipe for enhanced security
            SecureKeyManager.secureWipe(this.decryptionKey);
            this.decryptionKey = null;
        }

        // Also remove from key manager if present
        if (keyManager != null && sessionId != null) {
            keyManager.removeSessionKey(sessionId + "-enc");
            keyManager.removeSessionKey(sessionId + "-dec");
        }