package com.xc.hotelmanager.hotel.control.session;import javax.ejb.*;import java.util.*;import java.rmi.*;import com.xc.hotelmanager.hotel.exception.*;import com.xc.hotelmanager.hotel.model.*;public interface SB_AccommodationManager extends javax.ejb.EJBObject {  public Collection getAccInfo(String cname, String roomid) throws HotelManagerException, RemoteException;  public String getleavedate() throws HotelManagerException, RemoteException;  public int getlivedays(String id) throws HotelManagerException, RemoteException;  public float getTotelCost(String id) throws HotelManagerException, RemoteException;  public String saveToAcc(String id, String leavetime, float charge) throws HotelManagerException, RemoteException;  public Accommodation loadAccommodation(String id) throws HotelManagerException,RemoteException;  public void removeAccommodation(String id) throws HotelManagerException,RemoteException;  public Accommodation saveAccommodation(Accommodation arecord) throws HotelManagerException,RemoteException;  public Accommodation addAccommodation(Accommodation arecord) throws HotelManagerException,RemoteException;  public Collection getAllAccommodation() throws HotelManagerException,RemoteException;  public Collection getSearchAccommodation(String sql) throws HotelManagerException,RemoteException;  public Collection getAllAccommodation(String id) throws HotelManagerException,RemoteException;  public float getCost(String id)  throws HotelManagerException,RemoteException;}