}

    @Test
    public void testReconnectHandleFailure() throws Exception {
        when(mockManager.getHandleForReconnect("/test/file.txt")).thenReturn(testHandle);

        // Create a test reconnector that fails
        TestHandleReconnector testReconnector = new TestHandleReconnector(mockManager, false);

        CompletableFuture<HandleInfo> future = testReconnector.reconnectHandle("/test/file.txt", new IOException("Network error"));

     * Constructs KerberosRelevantAuthData from token bytes.
     *
     * @param token the authorization data token
     * @param keys map of Kerberos keys indexed by key type
     * @throws PACDecodingException if decoding fails
     */
    public KerberosRelevantAuthData(byte[] token, Map<Integer, KerberosKey> keys) throws PACDecodingException {
        ASN1Sequence authSequence;
        try {

#### Blocking APIs

Blocking APIs are convenient because you get top-to-bottom procedural code without indirection. Network calls work like regular method calls: ask for data and it is returned. If the request fails, you get a stacktrace right where the call was made.

     * Constructs KerberosEncData from encrypted token bytes.
     *
     * @param token the encrypted Kerberos token
     * @param keys map of encryption keys indexed by key type
     * @throws PACDecodingException if decoding fails
     */
    public KerberosEncData(byte[] token, Map<Integer, KerberosKey> keys) throws PACDecodingException {
        ASN1InputStream stream = new ASN1InputStream(new ByteArrayInputStream(token));

     * and the transport will be in error.
     */

    /**
     * Establishes a connection to the remote endpoint.
     *
     * @throws Exception if the connection fails
     */
    protected abstract void doConnect() throws Exception;

    /* Tear down a connection. If the hard parameter is true, the diconnection

        future.cancel(wasInterrupted);
      }
    }
    /*
     * We don't call clearSeenExceptions() until processCompleted(). Prior to that, it may be needed
     * again if some outstanding input fails.
     */
  }

  @Override
  protected final @Nullable String pendingToString() {
    @RetainedLocalRef ImmutableCollection<? extends Future<?>> localFutures = futures;
    if (localFutures != null) {

        "Domain name does not have a recognized public suffix: " + host);
  }

  /**
   * Attempts to return a {@code HostSpecifier} for the given string, throwing an exception if
   * parsing fails. Always use this method in preference to {@link #fromValid(String)} for a
   * specifier that is not already known to be valid.
   *
   * @throws ParseException if the specifier is not valid.
   */

     * null strings have a zero pointer.
     *
     * @param string the string to validate
     * @return the validated string
     * @throws PACDecodingException if validation fails
     */
    public String check(final String string) throws PACDecodingException {
        if (this.pointer == 0 && string != null) {
            throw new PACDecodingException("Non-empty string");
        }

        extractorMap.put("svg", new XmlExtractor());
    }

    /**
     * Initializes the extractor by starting the office manager.
     *
     * @throws CrawlerSystemException if the office manager is null or fails to start
     */
    @PostConstruct
    public void init() {
        if (officeManager == null) {
            throw new CrawlerSystemException("officeManager is null.");
        }
        try {

    /**
     * Creates a Role entity from form data.
     *
     * @param form the form containing the role data
     * @return optional entity containing the role data, or empty if creation fails
     */
    private static OptionalEntity<Role> getEntity(final CreateForm form) {
        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new Role()).map(entity -> {