Package org.xerial.snappy

Examples of org.xerial.snappy.SnappyInputStream

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    Preconditions.checkState(!decompressed.exists(),
      "Decompressed file: " + decompressed.toString() +
        " unexpectedly exists.");

    BufferedInputStream in = null;
    SnappyInputStream snappyIn = null;
    FileOutputStream out = null;
    try {
      in = new BufferedInputStream(new FileInputStream(compressed));
      snappyIn = new SnappyInputStream(in);
      out = new FileOutputStream(decompressed);

      byte[] buf = new byte[FILE_BUFFER_SIZE];
      while(true) {
        int read = snappyIn.read(buf);
        if (read == -1) {
          break;
        }
        out.write(buf, 0, read);
      }
      out.getFD().sync();
      return true;
    } catch (Exception ex) {
      LOG.error("Error while attempting to compress " +
        compressed.toString() + " to " + decompressed.toString() +
        ".", ex);
      Throwables.propagate(ex);
    } finally {
      Throwable th = null;
      try {
        if (in != null) {
          in.close();
        }
      } catch (Throwable ex) {
        LOG.error("Error while closing input file.", ex);
        th = ex;
      }
      try {
        if (snappyIn != null) {
          snappyIn.close();
        }
      } catch (IOException ex) {
        LOG.error("Error while closing output file.", ex);
        Throwables.propagate(ex);
      }
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        boolean compressed = MessagingService.getBits(header, 2, 1) == 1;

        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
        }
        else
        {
            in = new DataInputStream(new BufferedInputStream(socket.getInputStream(), 4096));
        }
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   * @return
   */
  @Override
  public byte[] decompress(byte[] compressedBytes) {
    ByteArrayInputStream bis = null;
    SnappyInputStream sis = null;
    DataInputStream dis = null;
    byte[] bytes = null;

    try {
      bis = new ByteArrayInputStream(compressedBytes);
      sis = new SnappyInputStream(bis);
      dis = new DataInputStream(sis);

      bytes = IOUtils.toByteArray(dis);
    } catch (IOException ioe) {
      LOG.error("Unable to decompress.", ioe);
    } finally {
      try {
        dis.close();
        sis.close();
        bis.close();
      } catch (IOException e) {
        LOG.warn("Failed to close decompression streams.", e);
      }
    }
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        boolean compressed = MessagingService.getBits(header, 2, 1) == 1;

        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
        }
        else
        {
            in = new DataInputStream(new BufferedInputStream(socket.getInputStream(), 4096));
        }
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        from = CompactEndpointSerializationHelper.deserialize(in);

        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
        }
        else
        {
            in = new DataInputStream(new BufferedInputStream(socket.getInputStream(), 4096));
        }
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   * @return
   */
  @Override
  public BSPMessageBundle<M> decompressBundle(BSPCompressedBundle compMsgBundle) {
    ByteArrayInputStream bis = null;
    SnappyInputStream sis = null;
    DataInputStream dis = null;
    BSPMessageBundle<M> bundle = new BSPMessageBundle<M>();

    try {
      byte[] data = compMsgBundle.getData();
      bis = new ByteArrayInputStream(data);
      sis = new SnappyInputStream(bis);
      dis = new DataInputStream(sis);

      bundle.readFields(dis);

    } catch (IOException ioe) {
      LOG.error("Unable to decompress.", ioe);
    } finally {
      try {
        dis.close();
        sis.close();
        bis.close();
      } catch (IOException e) {
        LOG.warn("Failed to close decompression streams.", e);
      }
    }
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        boolean compressed = MessagingService.getBits(header, 2, 1) == 1;

        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
        }
        else
        {
            in = new DataInputStream(new BufferedInputStream(socket.getInputStream(), 4096));
        }
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        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            if (version < MessagingService.VERSION_21)
            {
                in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
            }
            else
            {
                LZ4FastDecompressor decompressor = LZ4Factory.fastestInstance().fastDecompressor();
                Checksum checksum = XXHashFactory.fastestInstance().newStreamingHash32(OutboundTcpConnection.LZ4_HASH_SEED).asChecksum();
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   * @return The result after decompressing BSPCompressedBundle.
   */
  @Override
  public byte[] decompress(byte[] compressedBytes) {
    ByteArrayInputStream bis = null;
    SnappyInputStream sis = null;
    DataInputStream dis = null;
    byte[] bytes = null;

    try {
      bis = new ByteArrayInputStream(compressedBytes);
      sis = new SnappyInputStream(bis);
      dis = new DataInputStream(sis);

      bytes = IOUtils.toByteArray(dis);
    } catch (IOException ioe) {
      LOG.error("Unable to decompress.", ioe);
    } finally {
      try {
        dis.close();
        sis.close();
        bis.close();
      } catch (IOException e) {
        LOG.warn("Failed to close decompression streams.", e);
      }
    }
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        from = CompactEndpointSerializationHelper.deserialize(in);

        if (compressed)
        {
            logger.debug("Upgrading incoming connection to be compressed");
            in = new DataInputStream(new SnappyInputStream(socket.getInputStream()));
        }
        else
        {
            in = new DataInputStream(new BufferedInputStream(socket.getInputStream(), 4096));
        }
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Related Classes of org.xerial.snappy.SnappyInputStream

  • com.netflix.astyanax.serializers.SnappyStringSerializer
  • com.netflix.priam.backup.TestCompression
  • com.netflix.priam.compress.SnappyCompression
  • org.apache.cassandra.net.IncomingTcpConnection
  • org.apache.flume.channel.file.Serialization
  • org.apache.hama.bsp.message.compress.SnappyCompressor
  • org.voltcore.utils.OnDemandBinaryLogger
  • reactor.io.encoding.compress.SnappyCodec
  • java.io.ByteArrayInputStream
  • java.io.IOException
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