@Override
 public void removeNonDelvOrder(int ordID) {
   // TODO Auto-generated method stub
   orderMgr.removeNonDelvOrder(ordID);
 }
 /**
  * through input order's ID, get the customer's information
  *
  * @param input ordID is int type
  * @return Customer. If ordID doesn't exit, return null.
  * @throws OrderMgrException if a database access error occurs or the given parameter is not a
  *     Statement constant indicating whether auto-generated keys should be returned or the SQL
  *     statement does not return a ResultSet object
  * @throws CustomerMgrException if a database access error occurs or the given parameter is not a
  *     Statement constant indicating whether auto-generated keys should be returned or the SQL
  *     statement does not return a ResultSet object
  */
 public Customer getCustomerInfoByOrderID(int ordID) {
   Order order = orderMgr.getOrder(ordID);
   return getCustomerInfo(order.getCusID());
 }
 @Override
 public Vector<Order> searchNonDelvOrder() {
   return orderMgr.searchNonDelvOrder();
 }