@Override
 public void unmarshallMessage(ByteBuf cb) {
   slaveServerId = cb.readInt();
   reportHost = MysqlAPIUtils.getLengthCodedString(cb);
   reportUser = MysqlAPIUtils.getLengthCodedString(cb);
   reportPassword = MysqlAPIUtils.getLengthCodedString(cb);
   reportPort = cb.readShort();
 }