public synchronized Boolean insertBid(BidRequestBO bidRequestBO, Boolean isTender) {
   LotsDAO lotsDAO = new LotsDAO();
   boolean isProcessed = false;
   try {
     if (lotsDAO.insertBid(bidRequestBO, isTender)) {
       isProcessed = true;
     }
   } catch (SQLException e) {
     e.printStackTrace();
   } catch (IOException e) {
     e.printStackTrace();
   }
   return isProcessed;
 }