xp-dev.com Git - RRRRHHHH_Code/blob - ruralHouses/src/businessLogic/OfferManager.java

   1 package businessLogic;
   2
   3 import java.rmi.RemoteException;
   4 import java.rmi.server.UnicastRemoteObject;
   5 import java.sql.Date;
   6 import java.util.Vector;
   7
   8 import common.OfferInterface;
   9
  10 import dataAccess.DB4oManager;
  11 import domain.Offer;
  12 import domain.RuralHouse;
  13 import exceptions.BadDates;
  14 import exceptions.OverlappingOfferExists;
  15
  16 public final class OfferManager extends UnicastRemoteObject implements OfferInterface{
  17
  18         /**
  19          *
  20          */
  21         private static final long serialVersionUID = 1L;
  22
  23         private int offerNumber = 0;
  24         dataAccess.DB4oManager dbMngr;
  25
  26         public OfferManager() throws RemoteException {
  27                 super();
  28                 try {
  29                         this.dbMngr = DB4oManager.getInstance();
  30                 } catch (Exception e) {
  31                         e.printStackTrace();
  32                 }
  33         }
  34
  35
  36
  37         /**
  38          * This method creates an offer with a house number, first day, last day and price
  39          *
  40          * @param House
  41          *            number, start day, last day and price
  42          * @return the created offer, or null, or an exception
  43          */
  44         public Offer createOffer(RuralHouse ruralHouse, Date firstDay, Date lastDay,
  45                         float price) throws OverlappingOfferExists, BadDates, RemoteException, Exception {
  46                 if (firstDay.after(lastDay)||firstDay==null||lastDay==null)
  47                         throw new BadDates();
  48
  49                 boolean b = dbMngr.existsOverlappingOffer(ruralHouse,firstDay,lastDay); // The ruralHouse object in the client may not be updated
  50                 if (!b) {
  51                         dbMngr.createOffer(ruralHouse,firstDay,lastDay,price);
  52                         return ruralHouse.createOffer(offerNumber, firstDay, lastDay, price);
  53                 }
  54                 return null;
  55         }
  56
  57
  58         public void deleteOffer(RuralHouse rh, Offer o) throws RemoteException, Exception{
  59                 rh.offers.removeElement(o);
  60                 dbMngr.deleteOffer( o);
  61         }
  62
  63
  64
  65         @Override
  66         public Vector<RuralHouse> getRuralHouseOffers(RuralHouse rh)
  67                         throws RemoteException {
  68                 // TODO Auto-generated method stub
  69                 return null;
  70         }
  71
  72 }