Package org.apache.hadoop.io

Examples of org.apache.hadoop.io.DataOutputBuffer.reset()

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        } else {
          InputSplit[] splits = job.getInputFormat().getSplits(job, 1);
          rawSplits = new RawSplit[splits.length];
          DataOutputBuffer buffer = new DataOutputBuffer();
          for (int i = 0; i < splits.length; i++) {
            buffer.reset();
            splits[i].write(buffer);
            RawSplit rawSplit = new RawSplit();
            rawSplit.setClassName(splits[i].getClass().getName());
            rawSplit.setDataLength(splits[i].getLength());
            rawSplit.setBytes(buffer.getData(), 0, buffer.getLength());
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          SerializationFactory factory = new SerializationFactory(conf);
          Serializer serializer =
            factory.getSerializer(splits.get(0).getClass());
          serializer.open(buffer);
          for (int i = 0; i < splits.size(); i++) {
            buffer.reset();
            serializer.serialize(splits.get(i));
            RawSplit rawSplit = new RawSplit();
            rawSplit.setClassName(splits.get(i).getClass().getName());
            rawSplit.setDataLength(splits.get(i).getLength());
            rawSplit.setBytes(buffer.getData(), 0, buffer.getLength());
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              .split("[-]");
          rawSplit.setPartitionID(Integer.parseInt(extractPartitionID[1]));
        }

        rawSplit.setClassName(split.getClass().getName());
        buffer.reset();
        split.write(buffer);
        rawSplit.setDataLength(split.getLength());
        rawSplit.setBytes(buffer.getData(), 0, buffer.getLength());
        rawSplit.setLocations(split.getLocations());
        rawSplit.write(out);
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              .split("[-]");
          rawSplit.setPartitionID(Integer.parseInt(extractPartitionID[1]));
        }

        rawSplit.setClassName(split.getClass().getName());
        buffer.reset();
        split.write(buffer);
        rawSplit.setDataLength(split.getLength());
        rawSplit.setBytes(buffer.getData(), 0, buffer.getLength());
        rawSplit.setLocations(split.getLocations());
        rawSplit.write(out);
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    WritableUtils.writeVInt(out, splits.length);
    DataOutputBuffer buffer = new DataOutputBuffer();
    RawSplit rawSplit = new RawSplit();
    for(InputSplit split: splits) {
      rawSplit.setClassName(split.getClass().getName());
      buffer.reset();
      split.write(buffer);
      rawSplit.setBytes(buffer.getData(), 0, buffer.getLength());
      rawSplit.setLocations(split.getLocations());
      rawSplit.write(out);
    }
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      DataOutputBuffer valOut = new DataOutputBuffer();
      while (resultIter.next()) {
        keyIn.reset(resultIter.getKey().getData(),
                    resultIter.getKey().getLength());
        key.readFields(keyIn);
        valOut.reset();
        (resultIter.getValue()).writeUncompressedBytes(valOut);
        valIn.reset(valOut.getData(), valOut.getLength());
        value.readFields(valIn);

        writer.append(key, value);
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      dob.write(firstKey.buffer());
      Utils.writeVInt(out, dob.size());
      out.write(dob.getData(), 0, dob.getLength());
     
      for (TFileIndexEntry entry : index) {
        dob.reset();
        entry.write(dob);
        Utils.writeVInt(out, dob.getLength());
        out.write(dob.getData(), 0, dob.getLength());
      }
    }
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      final DataOutputBuffer dob = new DataOutputBuffer(REC_SIZE * 4 / 3 + 4);
      int seq = 0;
      while (infLen > 0) {
        rand.nextBytes(b);
        final byte[] b64enc = b64.encode(b); // ensures rand printable, no LF
        dob.reset();
        dob.writeInt(seq);
        System.arraycopy(dob.getData(), 0, b64enc, 0, dob.getLength());
        fout.write(b64enc);
        fout.write('\n');
        ++seq;
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    Decompressor decom = codec.createDecompressor();
    assertNotNull(decom);
    assertEquals(BuiltInGzipDecompressor.class, decom.getClass());
    InputStream gzin = codec.createInputStream(gzbuf, decom);

    dflbuf.reset();
    IOUtils.copyBytes(gzin, dflbuf, 4096);
    final byte[] dflchk = Arrays.copyOf(dflbuf.getData(), dflbuf.getLength());
    assertArrayEquals(b, dflchk);
  }
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      dob.write(firstKey.buffer());
      Utils.writeVInt(out, dob.size());
      out.write(dob.getData(), 0, dob.getLength());
     
      for (TFileIndexEntry entry : index) {
        dob.reset();
        entry.write(dob);
        Utils.writeVInt(out, dob.getLength());
        out.write(dob.getData(), 0, dob.getLength());
      }
    }
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