final byte[] binary = fromObjectToBinary(obj);
        return fromBinaryToObject(binary);
    }

    /**
     * Converts an object to a byte array.
     *
     * @param obj the object to serialize (must not be {@literal null})
     * @return the byte array of the object
     */
    public static byte[] fromObjectToBinary(final Object obj) {
        assertArgumentNotNull("obj", obj);

        try {

 * <li>{@link #ROLES} - The roles field.</li>
 * <li>{@link #FIELDS} - The fields field.</li>
 * <li>{@link #LANGUAGES} - The languages field.</li>
 * <li>{@link #ARRAY_KEY} - The key for array elements.</li>
 * <li>{@link #ARRAY_VALUE} - The value for array elements.</li>
 * <li>{@link #ANALYZER_SETTINGS_TYPE} - The analyzer settings type field.</li>
 * <li>{@link #ANALYZER_SETTINGS_FIELD_NAME} - The analyzer settings field name.</li>

    /**
     * Gets the user's assigned role names.
     * @return Array of role names.
     */
    String[] getRoleNames();

    /**
     * Gets the user's assigned group names.
     * @return Array of group names.
     */
    String[] getGroupNames();

    /**
     * Gets the user's permissions.
     * @return Array of permission strings.
     */
    String[] getPermissions();

    /**

    return new Chars();
  }

  @Override
  public List<Character> create(Object... elements) {
    Character[] array = new Character[elements.length];
    int i = 0;
    for (Object e : elements) {
      array[i++] = (Character) e;
    }
    return create(array);
  }

  /**
   * Creates a new collection containing the given elements; implement this method instead of {@link
   * #create(Object...)}.

    return new Unhashables();
  }

  @Override
  public T create(Object... elements) {
    UnhashableObject[] array = createArray(elements.length);
    int i = 0;
    for (Object e : elements) {
      array[i++] = (UnhashableObject) e;
    }
    return create(array);
  }

  /**
   * Creates a new collection containing the given elements; implement this method instead of {@link
   * #create(Object...)}.

    return new Strings();
  }

  @Override
  public List<String> create(Object... elements) {
    String[] array = new String[elements.length];
    int i = 0;
    for (Object e : elements) {
      array[i++] = (String) e;
    }
    return create(array);
  }

  /**
   * Creates a new collection containing the given elements; implement this method instead of {@link
   * #create(Object...)}.

  }

  public void testZeros() {
    // Test 32 byte array of 0x00.
    byte[] zeros = new byte[32];
    assertCrc(0x8a9136aa, zeros);
  }

  public void testZeros100() {
    // Test 100 byte array of 0x00.
    byte[] zeros = new byte[100];
    assertCrc(0x07cb9ff6, zeros);
  }

  public void testFull() {
    // Test 32 byte array of 0xFF.
    byte[] fulls = new byte[32];

   */
  @CanIgnoreReturnValue
  PrimitiveSink putByte(byte b);

  /**
   * Puts an array of bytes into this sink.
   *
   * @param bytes a byte array
   * @return this instance
   */
  @CanIgnoreReturnValue
  PrimitiveSink putBytes(byte[] bytes);

  /**
   * Puts a chunk of an array of bytes into this sink. {@code bytes[off]} is the first byte written,
   * {@code bytes[off + len - 1]} is the last.
   *

        final String[] array = StringUtil.split("aaa\nbbb", "\n");
        assertEquals("1", 2, array.length);
        assertEquals("2", "aaa", array[0]);
        assertEquals("3", "bbb", array[1]);
    }

    /**
     *
     */
    @Test
    public void testSplit2() {
        final String[] array = StringUtil.split("aaa, bbb", ", ");
        assertEquals("1", 2, array.length);

 */
class ConnectionSpec internal constructor(
  @get:JvmName("isTls") val isTls: Boolean,
  @get:JvmName("supportsTlsExtensions") val supportsTlsExtensions: Boolean,
  internal val cipherSuitesAsString: Array<String>?,
  private val tlsVersionsAsString: Array<String>?,
) {
  /**
   * Returns the cipher suites to use for a connection. Returns null if all of the SSL socket's
   * enabled cipher suites should be used.
   */