Examples of org.apache.hadoop.io.compress.zlib.ZlibDecompressor.ZlibDirectDecompressor

  public static DirectDecompressorShim getDirectDecompressor(
      DirectCompressionType codec) {
    DirectDecompressor decompressor = null;
    switch (codec) {
    case ZLIB: {
      decompressor = new ZlibDirectDecompressor();
    }
      break;
    case ZLIB_NOHEADER: {
      decompressor = new ZlibDirectDecompressor(CompressionHeader.NO_HEADER, 0);
    }
      break;
    case SNAPPY: {
      decompressor = new SnappyDirectDecompressor();
    }

    dos.write(rawData);
    dos.flush();
    dos.close();
    byte[] compressedResult = baos.toByteArray();
    int compressedSize = compressedResult.length;
    ZlibDirectDecompressor decompressor = new ZlibDirectDecompressor();
   
    ByteBuffer inBuf = ByteBuffer.allocateDirect(compressedSize);
    ByteBuffer outBuf = ByteBuffer.allocateDirect(rawDataSize);


    inBuf.put(compressedResult, 0, compressedSize);
    inBuf.flip();    


    ByteBuffer expected = ByteBuffer.wrap(rawData);
    
    outBuf.clear();
    while(!decompressor.finished()) {
      decompressor.decompress(inBuf, outBuf);
      if (outBuf.remaining() == 0) {
        outBuf.flip();
        while (outBuf.remaining() > 0) {        
          assertEquals(expected.get(), outBuf.get());
        }

Related Classes of org.apache.hadoop.io.compress.zlib.ZlibDecompressor.ZlibDirectDecompressor

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