/* * BookSession.java * * Created on 2003年5月13日, 下午3:51 *//** * * @author  administrator */import javax.ejb.EJBObject;import java.rmi.RemoteException;import java.util.*;public interface BookSession extends EJBObject {//business method        public Vector getAllBook(String str)        throws RemoteException;         public Vector getQueryBook(String str)        throws RemoteException;        public Vector getBorrowedBook(String str)        throws RemoteException;        public Vector getQueryBorrowedBook(String str)        throws RemoteException;        public int borrowBook(String str)        throws RemoteException;        public int returnBook(String str)        throws RemoteException;     public int checkUser(String userName,String userPassword)        throws RemoteException;}