Java Code Examples for org.apache.hadoop.hbase.HConstants#EMPTY_BYTE_BUFFER

The following examples show how to use org.apache.hadoop.hbase.HConstants#EMPTY_BYTE_BUFFER . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BufferedDataBlockEncoder.java    From hbase with Apache License 2.0 6 votes vote down vote up 
private Cell toOffheapCell(ByteBuffer valAndTagsBuffer, int vOffset,
    int tagsLenSerializationSize) {
  ByteBuffer tagsBuf = HConstants.EMPTY_BYTE_BUFFER;
  int tOffset = 0;
  if (this.includeTags) {
    if (this.tagCompressionContext == null) {
      tagsBuf = valAndTagsBuffer;
      tOffset = vOffset + this.valueLength + tagsLenSerializationSize;
    } else {
      tagsBuf = ByteBuffer.wrap(Bytes.copy(tagsBuffer, 0, this.tagsLength));
      tOffset = 0;
    }
  }
  return new OffheapDecodedExtendedCell(
      ByteBuffer.wrap(Bytes.copy(keyBuffer, 0, this.keyLength)), currentKey.getRowLength(),
      currentKey.getFamilyOffset(), currentKey.getFamilyLength(),
      currentKey.getQualifierOffset(), currentKey.getQualifierLength(),
      currentKey.getTimestamp(), currentKey.getTypeByte(), valAndTagsBuffer, vOffset,
      this.valueLength, memstoreTS, tagsBuf, tOffset, this.tagsLength);
}
Example 2
Source File: KeyOnlyFilter.java    From hbase with Apache License 2.0 5 votes vote down vote up 
@Override
public ByteBuffer getValueByteBuffer() {
  if (lenAsVal) {
    return ByteBuffer.wrap(Bytes.toBytes(cell.getValueLength()));
  } else {
    return HConstants.EMPTY_BYTE_BUFFER;
  }
}
Example 3
Source File: KeyOnlyFilter.java    From hbase with Apache License 2.0 4 votes vote down vote up 
@Override
public ByteBuffer getTagsByteBuffer() {
  return HConstants.EMPTY_BYTE_BUFFER;
}