fun <T> withTypeHint(block: () -> T): T {
    typeHintStack.add(null)
    try {
      return block()
    } finally {
      typeHintStack.removeAt(typeHintStack.size - 1)
    }
  }

  fun readBoolean(): Boolean {
    if (bytesLeft != 1L) throw ProtocolException("unexpected length: $bytesLeft at $this")
    return source.readByte().toInt() != 0
  }

  fun readBigInteger(): BigInteger {

      try {
        return input.skipBytes(n);
      } catch (IOException e) {
        throw new IllegalStateException(e);
      }
    }

    @Override
    public boolean readBoolean() {
      try {
        return input.readBoolean();
      } catch (IOException e) {
        throw new IllegalStateException(e);
      }
    }

    @Override
    public byte readByte() {
      try {

    /* Read in various values in LITTLE ENDIAN FORMAT */
    byte[] b = new byte[2];
    in.readFully(b);
    assertEquals(-100, b[0]);
    assertEquals(100, b[1]);
    assertEquals(true, in.readBoolean());
    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());

    /* Read in various values NORMALLY */
    byte[] b = new byte[2];
    in.readFully(b);
    assertEquals(-100, b[0]);
    assertEquals(100, b[1]);
    assertEquals(true, in.readBoolean());
    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());

    /* Read in various values NORMALLY */
    byte[] b = new byte[2];
    in.readFully(b);
    assertEquals(-100, b[0]);
    assertEquals(100, b[1]);
    assertEquals(true, in.readBoolean());
    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());

    assertEquals(0x1234567876543210L, in.readLong());
  }

  public void testNewDataInput_readBoolean() {
    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    assertTrue(in.readBoolean());
  }

  public void testNewDataInput_readByte() {
    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    for (byte aByte : bytes) {
      assertEquals(aByte, in.readByte());
    }

    assertEquals(0x1234567876543210L, in.readLong());
  }

  public void testNewDataInput_readBoolean() {
    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    assertTrue(in.readBoolean());
  }

  public void testNewDataInput_readByte() {
    ByteArrayDataInput in = ByteStreams.newDataInput(bytes);
    for (byte aByte : bytes) {
      assertEquals(aByte, in.readByte());
    }