class DexDataWriter extends BufferedOutputStream {

    public void align() throws IOException {
        int zeros = (-getPosition()) & 3;
        if (zeros > 0) {
            write(zeroBuf, 0, zeros);
        }
    }

    public  DexDataWriter(@Nonnull OutputStream output, int filePosition);
    public  DexDataWriter(@Nonnull OutputStream output, int filePosition, int bufferSize);

}