void writeChars(String s);

  @Override
  void writeUTF(String s);

  /**
   * @deprecated This method is dangerous as it discards the high byte of every character. For
   *     UTF-8, use {@code write(s.getBytes(StandardCharsets.UTF_8))}.
   */
  @Deprecated
  @Override
  void writeBytes(String s);

  /** Returns the contents that have been written to this instance, as a byte array. */
  byte[] toByteArray();

 * @since 16.0
 */
@GwtCompatible
public final class Utf8 {
  /**
   * Returns the number of bytes in the UTF-8-encoded form of {@code sequence}. For a string, this
   * method is equivalent to {@code string.getBytes(UTF_8).length}, but is more efficient in both
   * time and space.
   *
   * @throws IllegalArgumentException if {@code sequence} contains ill-formed UTF-16 (unpaired
   *     surrogates)
   */

        FileUtil.write(
                file1.getAbsolutePath(),
                "token1,seg1,reading1,pos1\ntoken2,seg2,reading2,pos2\ntoken3,seg3,reading3,pos3"
                        .getBytes(Constants.UTF_8));
    }

    @Override
    protected void tearDown() throws Exception {
        file1.delete();
    }
    */

    @Override
    public void setUp() throws Exception {

                flags |= NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED;
                domain = suppliedDomainString.toUpperCase().getBytes(getOEMEncoding());
                size += domain.length;
            } else {
                flags &= NTLMSSP_NEGOTIATE_OEM_DOMAIN_SUPPLIED ^ 0xffffffff;
            }

            byte[] workstation = {};

        Method calcMethod = findMethod(transport.getClass(), "calculatePreauthHash", byte[].class, int.class, int.class, byte[].class);
        calcMethod.setAccessible(true);

        byte[] input = "test data".getBytes();
        byte[] oldHash = new byte[64];

        byte[] newHash = (byte[]) calcMethod.invoke(transport, input, 0, input.length, oldHash);

        assertNotNull(newHash);

    }
    return this;
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putString(CharSequence charSequence, Charset charset) {
    return putBytes(charSequence.toString().getBytes(charset));
  }

  @Override
  @CanIgnoreReturnValue
  public Hasher putBytes(byte[] bytes) {
    return putBytes(bytes, 0, bytes.length);
  }

  @Override
  @CanIgnoreReturnValue

        // Expected format: buffer format (0x04) + path string (null terminated)
        byte[] expected = new byte[directoryName.length() + 2];
        expected[0] = 0x04; // Buffer format
        System.arraycopy(directoryName.getBytes(StandardCharsets.UTF_8), 0, expected, 1, directoryName.length());
        expected[directoryName.length() + 1] = 0x00; // Null terminator

        byte[] dst = new byte[100];

        final byte[] b = { 0x00, 0x01 };
        assertThat(BinaryConversionUtil.toBinary(b), is(b));
        assertThat(BinaryConversionUtil.toBinary("hoge"), is("hoge".getBytes()));
    }

    /**
     * Test method for
     * {@link org.codelibs.core.convert.BinaryConversionUtil#toBinary(java.lang.Object)}
     * .
     */
    @Test
    public void testToBinaryException() {

        // Need to include space for actual string data
        int stringDataStart = 28; // After the referral structure
        String testPath = "\\server\\share";
        byte[] pathBytes = testPath.getBytes(java.nio.charset.StandardCharsets.UTF_16LE);
        int bufferSize = stringDataStart + pathBytes.length + 2; // +2 for null terminator
        byte[] buffer = new byte[bufferSize];

     * @param text
     *            the text to encrypt
     * @return the encrypted text
     */
    public String encryptoText(final String text) {
        try {
            return Base64Util.encode(encrypto(text.getBytes(charsetName)));
        } catch (final UnsupportedEncodingException e) {
            throw new UnsupportedEncodingRuntimeException(e);
        }
    }

    /**
     * Decrypts the given data.
     *