usermanager.java

简单的用户名和密码登录验证系统

/**
 * 
 */
package user.biz;
import user.dao.UserDAO;
import user.entity.User;

/**用户管理类
 * @author Administrator
 *
 */
public class UserManager {
	/**
	 * 检查登录用户名或密码是否正确.
	 * @param user
	 * @return
	 */
	private UserDAO userDAO = new UserDAO();
   public boolean login(User user){
	   user=userDAO.findUserByUsernamePassword(user);
	   if(user!=null){
		   return true;
	   }
	   return false;
   }
   public User findUserByUsernamePassword(User user){
	   return userDAO.findUserByUsernamePassword(user);
   }
}