public void readData(DataInput din) throws IOException {
  reference=din.readUnsignedShort();
  andMask=din.readUnsignedShort();
  orMask=din.readUnsignedShort();
}

public void readData ( DataInput din ) throws IOException { reference = din . readUnsignedShort ( ) ; andMask = din . readUnsignedShort ( ) ; orMask = din . readUnsignedShort ( ) ; }
readdata - - dummy function . there is no data with the request .
