userbizimpl.java

来自「本系统是一个网上拍卖系统」· Java 代码 · 共 54 行

package y2ssh.xzh.biz.impl;

import java.util.List;

import y2ssh.xzh.biz.UserBiz;
import y2ssh.xzh.dao.UserDAO;
import y2ssh.xzh.dao.impl.UserDAOJdbcImpl;
import y2ssh.xzh.entity.User;


public class UserBizImpl implements UserBiz {
	private UserDAO userDAO = null;//new UserDAOJdbcImpl();
	
	public boolean isExists(String username) {
		User condition = new User();
		condition.setUserName(username);
		List list = this.userDAO.search(condition);
		
		if (list.size()>0){
			return true;
		}else{
			return false;
		}
	}

	public User login(String username, String password) {
		User condition = new User();
		condition.setUserName(username);
		List list = this.userDAO.search(condition);
		
		if (list.size() == 1){
			User item = (User)list.get(0);
			if (item.getUserPassword().equals(password))
			{
				return item;
			}
		}
		return null;
	}

	public void add(User item) {
		this.userDAO.add(item);
	}

	public UserDAO getUserDAO() {
		return userDAO;
	}

	public void setUserDAO(UserDAO userDAO) {
		this.userDAO = userDAO;
	}

}