Examples of LZ4Decompressor


Examples of org.apache.hadoop.io.compress.lz4.Lz4Decompressor

      byte[] compressed = new byte[BYTE_SIZE];
      int cSize = compressor.compress(compressed, 0, compressed.length);
      assertTrue(
          "Lz4CompressDecompress getBytesWritten after compress error !!!",
          compressor.getBytesWritten() > 0);
      Lz4Decompressor decompressor = new Lz4Decompressor();
      // set as input for decompressor only compressed data indicated with cSize
      decompressor.setInput(compressed, 0, cSize);
      byte[] decompressed = new byte[BYTE_SIZE];
      decompressor.decompress(decompressed, 0, decompressed.length);

      assertTrue("testLz4CompressDecompress finished error !!!", decompressor.finished());     
      assertArrayEquals(bytes, decompressed);
      compressor.reset();
      decompressor.reset();
      assertTrue("decompressor getRemaining error !!!",decompressor.getRemaining() == 0);
    } catch (Exception e) {
      fail("testLz4CompressDecompress ex error!!!");
    }
  }
View Full Code Here

Examples of org.apache.hadoop.io.compress.lz4.Lz4Decompressor

      assertEquals("empty stream compressed output size != 4", 4, buf.length);
      // use compressed output as input for decompression
      bytesIn = new ByteArrayInputStream(buf);
      // create decompression stream
      blockDecompressorStream = new BlockDecompressorStream(bytesIn,
          new Lz4Decompressor(), 1024);
      // no byte is available because stream was closed
      assertEquals("return value is not -1", -1, blockDecompressorStream.read());
    } catch (Exception e) {
      fail("testCompressorDecompressorEmptyStreamLogic ex error !!!"
          + e.getMessage());
View Full Code Here

Examples of org.apache.hadoop.io.compress.lz4.Lz4Decompressor

      DataInputBuffer deCompressedDataBuffer = new DataInputBuffer();
      deCompressedDataBuffer.reset(compressedDataBuffer.getData(), 0,
          compressedDataBuffer.getLength());

      CompressionInputStream inflateFilter = new BlockDecompressorStream(
          deCompressedDataBuffer, new Lz4Decompressor(bufferSize), bufferSize);

      inflateIn = new DataInputStream(new BufferedInputStream(inflateFilter));

      byte[] result = new byte[BYTE_SIZE];
      inflateIn.read(result);
View Full Code Here

Examples of org.apache.hadoop.io.compress.lz4.Lz4Decompressor

      throw new RuntimeException("native lz4 library not available");
    }
    int bufferSize = conf.getInt(
        IO_COMPRESSION_CODEC_LZ4_BUFFERSIZE_KEY,
        IO_COMPRESSION_CODEC_LZ4_BUFFERSIZE_DEFAULT);
    return new Lz4Decompressor(bufferSize);
  }
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.