@Override
  public int getMinSerializedSize(byte b) throws TException {
    return -1;
  }
The simple constructor which assumes ctl-a, ctl-b and '\n' separators and
to return empty strings for empty fields.

@param trans
         - the ttransport to use as input or output
serde/src/java/org/apache/hadoop/hive/serde2/thrift/TCTLSeparatedProtocol.java