iusermanager.java

一个图书管理系统

package bookManager.interfaces;

import java.util.List;

import bookManager.vo.User;

public interface IUserManager {

	public int size();

	public String addUser(User user);

	public String deleteUser(String userID);

	public User searchUsID(String userID);

	public User searchUsName(String userName);

	public List getAll();

}