internal var isDuplex: Boolean = false
    private set

  /** True if there was an exception on the connection to the peer. */
  internal var hasFailure: Boolean = false
    private set

  internal val connection: RealConnection
    get() = codec.carrier as? RealConnection ?: error("no connection for CONNECT tunnels")

  internal val isCoalescedConnection: Boolean

    private int allRecordCount;

    /** Total number of pages. */
    private int allPageCount;

    /** Flag indicating if there is a previous page. */
    private boolean existPrePage;

    /** Flag indicating if there is a next page. */
    private boolean existNextPage;

    /** List of page numbers for pagination navigation. */
    private List<Integer> pageNumberList;

    /** Number of records to display per page. */

   */
  fun hasNext(failedConnection: RealConnection? = null): Boolean

  /**
   * Returns true if the host and port are unchanged from when this was created. This is used to
   * detect if followups need to do a full connection-finding process including DNS resolution, and
   * certificate pin checks.
   */
  fun sameHostAndPort(url: HttpUrl): Boolean

  /**

    // Use the imgur image upload API as documented at https://api.imgur.com/endpoints/image
    final ProgressListener progressListener = new ProgressListener() {
      boolean firstUpdate = true;

      @Override public void update(long bytesWritten, long contentLength, boolean done) {
        if (done) {
          System.out.println("completed");
        } else {
          if (firstUpdate) {
            firstUpdate = false;

    implements ListenableFuture<V> {
  final boolean casListeners(@Nullable Listener expect, Listener update) {
    if (listeners == expect) {
      listeners = update;
      return true;
    }
    return false;
  }

  final @Nullable Listener gasListeners(Listener update) {
    Listener old = listeners;
    listeners = update;
    return old;
  }

        }

        public boolean add(final E e) {
            return parent.add(e);
        }

        public boolean remove(final Object o) {
            return parent.remove(o);
        }

        public boolean containsAll(final Collection<?> c) {
            return parent.containsAll(c);
        }

        public boolean addAll(final Collection<? extends E> c) {

        assertEquals(user, chain2.lastUpdatedUser);
        assertEquals(user, chain3.lastUpdatedUser);
    }

    // Test changePassword with no chains
    public void test_changePassword_noChains() {
        boolean result = authenticationManager.changePassword("testuser", "newpass");
        assertTrue(result); // Returns true when no chains present
    }

    // Test changePassword with single chain success

      return delegate.hostName
    }

  var protocolNegotiationEnabled: Boolean by delegate::protocolNegotiationEnabled

  @get:JvmName("protocols")
  var protocols: List<Protocol> by delegate::protocols

  init {
    delegate.dispatcher = dispatcher.wrap()
  }

  private var started: Boolean = false

  @Synchronized override fun before() {
    if (started) return
    try {
      start()

     */
    public static final boolean isEmpty(final String text) {
        return text == null || text.length() == 0;
    }

    /**
     * Checks if the string is not empty.
     *
     * @param text the string to check
     * @return true if not empty, false otherwise
     */
    public static final boolean isNotEmpty(final String text) {
        return !isEmpty(text);
    }

        public Integer getSearchlogProcessBatchSizeAsInteger() {
            return 100;
        }

        @Override
        public boolean isLoggingSearchUseLogfile() {
            return false;
        }

        @Override
        public boolean isSuggestSearchLog() {
            return false;
        }
    }

    private static class MockSystemHelper extends SystemHelper {
        @Override