* @return the compressed data
     * @throws CIFSException if compression fails
     */
    byte[] compress(byte[] data, int offset, int length, int algorithm) throws CIFSException;

    /**
     * Decompresses data that was compressed with the specified algorithm.
     *
     * @param compressedData the compressed data
     * @param algorithm the compression algorithm that was used
     * @return the decompressed data

            deflater.end();
            return baos.toByteArray();
        } catch (Exception e) {
            throw new CIFSException("LZ77 compression failed", e);
        }
    }

    /**
     * Decompresses LZ77 data.
     */
    private byte[] decompressLZ77(byte[] compressedData, int offset, int length) throws CIFSException {
        try {
            Inflater inflater = new Inflater(false);