一个图书管理系统

				/*				 * Book.java				 *				 * Created on 2003年5月12日, 下午8:53				 */								/**				 *				 * @author  Administrator				 */				import javax.ejb.EJBObject;				import java.rmi.RemoteException;				import java.util.*;												public interface Book extends EJBObject {				//business method								    //get book's name				   public String getBookName()				      throws RemoteException;				   				   //get book's author				   public String getBookAuthor()				      throws RemoteException;				   				   //get book's publisher				   public String getBookPublisher()				      throws RemoteException;				   				   //get book's date				   public String getBookDate()				      throws RemoteException;				   				   //get book's note				   public String getBookNote()				      throws RemoteException;				}