How to use org.apache.hadoop.hbase.codec

/**
 * Implementation depends on {@link InputStream#available()}
 */
@Override
public Decoder getDecoder(final InputStream is) {
 return new KeyValueDecoder(is);
}

 @Override
 public Encoder getEncoder(OutputStream os) {
  return new MessageEncoder(os);
 }
}

 @Override
 public Encoder getEncoder(OutputStream os) {
  return new KeyValueEncoder(os);
 }
}

@Override
public boolean advance() throws IOException {
 int firstByte = in.read();
 if (firstByte == -1) {
  return false;
 } else {
  ((PBIS)in).unread(firstByte);
 }
 try {
  this.current = parseCell();
 } catch (IOException ioEx) {
  ((PBIS)in).resetBuf(1); // reset the buffer in case the underlying stream is read from upper layers
  rethrowEofException(ioEx);
 }
 return true;
}

 public static void main(String[] args) throws IOException {
  // How many Cells to encode/decode on each cycle.
  final int count = 100000;
  // How many times to do an operation; repeat gives hotspot chance to warm up.
  final int cycles = 30;

  Cell [] cells = getCells(count);
  int size = getRoughSize(cells);
  int initialBufferSize = 2 * size; // Multiply by 2 to ensure we don't have to grow buffer

  // Test KeyValue codec.
  doCodec(new KeyValueCodec(), cells, cycles, count, initialBufferSize);
  doCodec(new CellCodec(), cells, cycles, count, initialBufferSize);
  doCodec(new MessageCodec(), cells, cycles, count, initialBufferSize);
 }
}

 @Override
 public Encoder getEncoder(OutputStream os) {
  return new CellEncoder(os);
 }
}

/**
 * Implementation depends on {@link InputStream#available()}
 */
@Override
public Decoder getDecoder(final InputStream is) {
 return new KeyValueDecoder(is);
}

 @Override
 public Encoder getEncoder(OutputStream os) {
  return new CellEncoder(os);
 }
}

@Override
public Encoder getEncoder(OutputStream os) {
 return new KeyValueEncoder(os);
}

@Override
public Decoder getDecoder(InputStream is) {
 return new CellDecoder(is);
}

@Override
public Decoder getDecoder(InputStream is) {
 return new CellDecoder(is);
}

protected void checkFlushed() throws CodecException {
 if (this.flushed) throw new CodecException("Flushed; done");
}

public BaseDecoder(final InputStream in) {
 this.in = new PBIS(in, 1);
}

 @Override
 public Decoder getDecoder(ByteBuff buf) {
  return new ByteBuffKeyValueDecoder(buf);
 }
}

@Override
public Decoder getDecoder(InputStream is) {
 return new MessageDecoder(is);
}

@Override
public Decoder getDecoder(ByteBuff buf) {
 return new ByteBuffKeyValueDecoder(buf);
}

@Override
public Decoder getDecoder(ByteBuff buf) {
 return getDecoder(new ByteBuffInputStream(buf));
}

@Override
public Decoder getDecoder(ByteBuff buf) {
 return getDecoder(new ByteBuffInputStream(buf));
}

@Override
public Decoder getDecoder(ByteBuff buf) {
 return getDecoder(new ByteBuffInputStream(buf));
}

@Override
public Decoder getDecoder(InputStream is) {
 return (compression == null)
   ? new KeyValueCodecWithTags.KeyValueDecoder(is) : new CompressedKvDecoder(is, compression);
}