/**
 * Default implementation of SMB3 compression service.
 *
 * Provides compression using Java's built-in deflate algorithm as a base
 * for LZ77-based compression. For production use, more specialized
 * implementations of LZNT1 and Pattern_V1 algorithms would be needed.
 */
public class DefaultCompressionService implements CompressionService {

    private static final Logger log = LoggerFactory.getLogger(DefaultCompressionService.class);

        assertEquals("LZ77+Huffman", CompressionNegotiateContext.getAlgorithmName(CompressionNegotiateContext.COMPRESSION_LZ77_HUFFMAN));
        assertEquals("LZNT1", CompressionNegotiateContext.getAlgorithmName(CompressionNegotiateContext.COMPRESSION_LZNT1));
        assertEquals("Pattern_V1", CompressionNegotiateContext.getAlgorithmName(CompressionNegotiateContext.COMPRESSION_PATTERN_V1));

    /** LZ77 compression */
    public static final int COMPRESSION_LZ77 = 0x1;
    /** LZ77 + Huffman compression */
    public static final int COMPRESSION_LZ77_HUFFMAN = 0x2;
    /** LZNT1 compression (Windows standard) */
    public static final int COMPRESSION_LZNT1 = 0x3;
    /** Pattern V1 compression */
    public static final int COMPRESSION_PATTERN_V1 = 0x4;

    private int[] compressionAlgorithms;

        assertEquals("LZ77+Huffman", compressionService.getAlgorithmName(CompressionService.COMPRESSION_LZ77_HUFFMAN));
        assertEquals("LZNT1", compressionService.getAlgorithmName(CompressionService.COMPRESSION_LZNT1));
        assertEquals("Pattern_V1", compressionService.getAlgorithmName(CompressionService.COMPRESSION_PATTERN_V1));
    }

    @Test