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

   1 package businessLogic;
   2
   3 import java.rmi.RemoteException;
   4 import java.rmi.server.UnicastRemoteObject;
   5 import java.util.Date;
   6 import java.util.Vector;
   7
   8 import com.db4o.ObjectContainer;
   9 import com.db4o.ObjectSet;
  10 import common.BookingInterface;
  11
  12 import dataAccess.DB4oManager;
  13 import domain.Booking;
  14 import domain.Client;
  15 import domain.RuralHouse;
  16 import exceptions.OfferCanNotBeBooked;
  17
  18
  19
  20 public final class BookingManager extends UnicastRemoteObject implements BookingInterface {
  21
  22         /**
  23          *
  24          */
  25         private static final long serialVersionUID = 1L;
  26         private int bookingNumber = 0;
  27         dataAccess.DB4oManager dbMngr;
  28
  29         private static BookingManager theBookingManager;
  30
  31         public BookingManager() throws RemoteException {
  32                 super();
  33                 try {
  34                         this.dbMngr = DB4oManager.getInstance();
  35                 } catch (Exception e) {
  36                         e.printStackTrace();
  37                 }
  38         }
  39
  40         /**
  41          * This method returns the next Booking number
  42          *
  43          * @return the book number
  44          */
  45
  46     public int getNumber() throws RemoteException{
  47                 ObjectContainer db=DB4oManager.getContainer();
  48         BookingManager b=getInstance();
  49         b.bookingNumber++;
  50         db.store(b);
  51         db.commit();
  52         return b.bookingNumber;
  53     }
  54
  55         /**
  56          * This method returns the instance of the BookingManager class
  57          *
  58          * @return the booking manager
  59          * @throws RemoteException
  60          */
  61
  62         public BookingManager getInstance() throws RemoteException  {
  63                 ObjectContainer db=DB4oManager.getContainer();
  64             BookingManager b = new BookingManager();
  65             ObjectSet<BookingManager> result = db.queryByExample(b);
  66             if (!result.hasNext()){
  67                 theBookingManager = new BookingManager();
  68                 db.store(theBookingManager);
  69                 db.commit();
  70             } else theBookingManager=(BookingManager)result.next();
  71                 return theBookingManager;
  72         }
  73
  74         public void removeDenyBooking(Booking b) throws RemoteException{
  75                                 b.getOffer().getBookings().remove(b);
  76                                 this.dbMngr.removeBooking(b);
  77         }
  78
  79
  80         public void acceptBooking(Booking b) throws RemoteException{
  81                 b.getOffer().setBooked(true);
  82                 for(Booking boo : b.getOffer().getBookings()){
  83                         if(!boo.equals(b))
  84                                 b.getOffer().getBookings().remove(b);
  85                 }
  86                 this.dbMngr.acceptBooking(b.getOffer());
  87                 /*try {
  88                         MailManager.getInstance().Send(b.getClient().getMailAccount(), "Your booking has been accepted","Here should be the bill");
  89                 } catch (MessagingException e) {
  90                         // TODO Auto-generated catch block
  91                         e.printStackTrace();
  92                 }*/
  93
  94         }
  95         /**
  96          * This method creates a book with a corresponding parameters
  97          *
  98          * @param First
  99          *            day, last day, house number and telephone
 100          * @return a book
 101          */
 102         public Vector<Booking> createBooking(RuralHouse ruralHouse, Date firstDate,
 103                         Date lastDate, Client client)
 104                         throws OfferCanNotBeBooked,RemoteException {
 105
 106                 return dbMngr.createBooking(ruralHouse, firstDate, lastDate,
 107                                 client);
 108         }
 109
 110 }