protected void setFieldValue(String fieldName, Object value) {
            try {
                Field field = null;
                Class<?> clazz = this.getClass();
                while (clazz != null && field == null) {
                    try {
                        field = clazz.getDeclaredField(fieldName);
                    } catch (NoSuchFieldException e) {

          return null;
        }
      };

  // Escapes everything except [a-zA-Z0-9]
  private static final UnicodeEscaper SIMPLE_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int cp) {
          return ('a' <= cp && cp <= 'z') || ('A' <= cp && cp <= 'Z') || ('0' <= cp && cp <= '9')
              ? null

           * can be used with collections that may contain null. This collection is a collection of
           * non-null Entry objects (Entry objects that might contain null values but are not
           * themselves null), so we can treat it as a plain `Object[]`.
           */
          @SuppressWarnings("nullness")
          Object[] result = standardToArray();

          return null;
        }
      };

  // Escapes everything except [a-zA-Z0-9]
  private static final UnicodeEscaper SIMPLE_ESCAPER =
      new UnicodeEscaper() {
        @Override
        protected char @Nullable [] escape(int cp) {
          return ('a' <= cp && cp <= 'z') || ('A' <= cp && cp <= 'Z') || ('0' <= cp && cp <= '9')
              ? null

     */
    private final Smb2LeaseKey leaseKey;

    /**
     * Flag indicating whether this handle is currently being reconnected
     */
    private volatile boolean reconnecting;

    // Not serialized - will be null after deserialization
    private transient Object file; // Reference to SmbFile (avoid circular dependencies)

    /**
     * Create new handle information
     * @param path the file path

    protected Hashtable<String, String> env;

    /** The name of the user. */
    protected String name;

    /** The permissions of the user. */
    protected String[] permissions = null;

    /**
     * Constructs a new LDAP user.
     *
     * @param env The environment for LDAP connection.
     * @param name The name of the user.
     */

        final StringBuilder tempBuf = new StringBuilder();
        tempBuf.append('"').append(key).append("\":");
        try {
            final Object value = supplier.get();
            if (value == null) {
                tempBuf.append("null");
            } else if (value instanceof Integer || value instanceof Long) {
                tempBuf.append(value);
            } else if (value instanceof Short) {

  }

internal fun MediaType?.chooseCharset(): Pair<Charset, MediaType?> {
  var charset: Charset = Charsets.UTF_8
  var finalContentType: MediaType? = this
  if (this != null) {
    val resolvedCharset = this.charset()
    if (resolvedCharset == null) {
      charset = Charsets.UTF_8
      finalContentType = "$this; charset=utf-8".toMediaTypeOrNull()
    } else {
      charset = resolvedCharset
    }
  }

  private var socksProxy: SocksProxy? = null
  private var cache: Cache? = null

  @BeforeEach
  fun setUp() {
    platform.assumeNotOpenJSSE()
    listener.forbidLock(get(client.connectionPool))
    listener.forbidLock(client.dispatcher)
  }

  @AfterEach
  fun tearDown() {
    if (socksProxy != null) {
      socksProxy!!.shutdown()
    }
    if (cache != null) {
      cache!!.delete()
    }

        if (bufferManager != null) {
            bufferManager.cleanup();
        }
        if (mocks != null) {
            mocks.close();
        }
    }

    @Test
    public void testGetSendRegion() throws Exception {
        RdmaMemoryRegion region = bufferManager.getSendRegion(1024);
        assertNotNull(region, "Send region should not be null");