package mypack;

import java.util.*;
import javax.ejb.*;
import java.rmi.RemoteException;


public interface BookDBEJB extends EJBObject {
   public BookDetails getBookDetails(String bookId) throws RemoteException;
   public int getNumberOfBooks() throws RemoteException;
   public Collection getBooks() throws RemoteException;
   public void buyBooks(ShoppingCart cart)throws RemoteException;

}