checkNotNull(toIgnore);
    return new Reader() {
      @Override
      public int read() throws IOException {
        int readChar;
        do {
          readChar = delegate.read();
        } while (readChar != -1 && toIgnore.indexOf((char) readChar) >= 0);
        return readChar;
      }

      @Override
      public int read(char[] cbuf, int off, int len) throws IOException {

    /**
     * Reads a 16-bit character value with proper alignment.
     * @return the character value
     * @throws IOException if an I/O error occurs
     */
    public char readChar() throws IOException {
        align(2);
        return this.dis.readChar();
    }

    /**
     * Reads a single byte value.
     * @return the byte value
     * @throws IOException if an I/O error occurs
     */

        if (read(tmp, 0, 2) < 0) {
            throw new SmbException("EOF");
        }
        return Encdec.dec_uint16be(tmp, 0) & 0xFFFF;
    }

    @Override
    public final char readChar() throws SmbException {
        if (read(tmp, 0, 2) < 0) {
            throw new SmbException("EOF");
        }
        return (char) Encdec.dec_uint16be(tmp, 0);
    }

    @Override

        if (read(this.tmp, 0, 2) < 0) {
            throw new SmbEndOfFileException();
        }
        return Encdec.dec_uint16be(this.tmp, 0) & 0xFFFF;
    }

    @Override
    public final char readChar() throws SmbException {
        if (read(this.tmp, 0, 2) < 0) {
            throw new SmbEndOfFileException();
        }
        return (char) Encdec.dec_uint16be(this.tmp, 0);
    }

    @Override

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

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

    @Override
    public int readInt() {
      try {

  }

  public void testNewDataInput_readChar() {
    byte[] data = "qed".getBytes(UTF_16BE);
    ByteArrayDataInput in = ByteStreams.newDataInput(data);
    assertEquals('q', in.readChar());
    assertEquals('e', in.readChar());
    assertEquals('d', in.readChar());
  }

  public void testNewDataInput_readUnsignedShort() {
    byte[] data = {0, 0, 0, 1, (byte) 0xFF, (byte) 0xFF, 0x12, 0x34};

    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());
    assertEquals(-12150, in.readShort());
    assertEquals(20675, in.readUnsignedShort());
    assertEquals(0xBEBAFECA, in.readInt());
    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());

  }

  public void testNewDataInput_readChar() {
    byte[] data = "qed".getBytes(UTF_16BE);
    ByteArrayDataInput in = ByteStreams.newDataInput(data);
    assertEquals('q', in.readChar());
    assertEquals('e', in.readChar());
    assertEquals('d', in.readChar());
  }

  public void testNewDataInput_readUnsignedShort() {
    byte[] data = {0, 0, 0, 1, (byte) 0xFF, (byte) 0xFF, 0x12, 0x34};

    public void testReadChar() throws IOException {
        // 0x0041 is 'A'
        byte[] data = new byte[] { 0x00, 0x41, 0x00, 0x00 };
        PacDataInputStream pdis = createInputStream(data);
        assertEquals('A', pdis.readChar());
    }

    @Test
    public void testReadByte() throws IOException {
        byte[] data = new byte[] { 0x7F };
        PacDataInputStream pdis = createInputStream(data);

    assertEquals(false, in.readBoolean());
    assertEquals(100, in.readByte());
    assertEquals(-100, in.readByte());
    assertEquals(200, in.readUnsignedByte());
    assertEquals('\u6100', in.readChar());
    assertEquals(-12150, in.readShort());
    assertEquals(20675, in.readUnsignedShort());
    assertEquals(0xBEBAFECA, in.readInt());
    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());