Package com.sap.hadoop.ds.streams.Streams

Examples of com.sap.hadoop.ds.streams.Streams.ByteArrayOS.reset()

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  private void write(Writable w) throws BaseException, IOException
  {
    DataOStream dos = Streams.dos.get();
    ByteArrayOS bos = dos.getUnderlyingStream();
    bos.reset();
    w.write(dos);
    ensureCapacity(bos.len());
    int i = currentSize * 2;
    System.arraycopy(bos.bytearray(), 0, bytes, bytesUsed, bos.len());
    offsetsArray[i] = bytesUsed;
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  private int writeKey(Writable w) throws BaseException, IOException
  {
    DataOStream dos = Streams.dos.get();
    ByteArrayOS bos = dos.getUnderlyingStream();
    bos.reset();
    w.write(dos);
    ensureCapacity(bos.len(), true);
    int i = currentSize * 2;
    System.arraycopy(bos.bytearray(), 0, bytes, bytesUsed, bos.len());
    keyOffsetsArray[i] = bytesUsed;
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      valueOffsetsArray[i+1] = 0;
      return;
    }
    DataOStream dos = Streams.dos.get();
    ByteArrayOS bos = dos.getUnderlyingStream();
    bos.reset();
    w.write(dos);
    ensureCapacity(bos.len(), false);
    System.arraycopy(bos.bytearray(), 0, bytes, bytesUsed, bos.len());
    valueOffsetsArray[i] = bytesUsed;
    valueOffsetsArray[i+1] = bos.len();
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    LockUtils.lock(lock.readLock());
    try
    {
      DataOStream dos = Streams.dos.get();
      ByteArrayOS bos = dos.getUnderlyingStream();
      bos.reset();
      w.write(dos);
      TempEntryPosition te = new TempEntryPosition(bos.bytearray(), bos.len());
      int posRet[] = position(te);
      int pos = posRet[1];
      return (posRet[0] == 1) ? startOffset + pos : -1;
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    try
    {
      DataOStream dos = Streams.dos.get();
      ByteArrayOS bos = dos.getUnderlyingStream();
      bos.reset();
      key.write(dos);
      int p = splitList.getPartition(bos.bytearray(), 0, bos.len());
      ByteBasedSortedMap mp = bringInMemory(p);
     
      try
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    LockUtils.lock(lock.readLock());
    try
    {
      DataOStream dos = Streams.dos.get();
      ByteArrayOS bos = dos.getUnderlyingStream();
      bos.reset();
      w.write(dos);
      int p = splitList.getPartition(bos.bytearray(), 0, bos.len());
      ByteBasedSortedMap mp = partitions.get(p);
      return mp.getIndex(w);
    }
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    LockUtils.lock(lock.readLock());
    try
    {
      DataOStream dos = Streams.dos.get();
      ByteArrayOS bos = dos.getUnderlyingStream();
      bos.reset();
      key.write(dos);
      int p = splitList.getPartition(bos.bytearray(), 0, bos.len());
      ByteBasedSortedMap mp = partitions.get(p);
      return mp.getValue(key, value);
    }
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