userserviceimpl.java

一个用户管理系统的例子,作的很好,有前端,有后台,增加,删除,修改,查找都可以实现

package com.allanlxf.ums.service.impl;

import java.io.FileOutputStream;
import java.io.PrintWriter;
import java.util.Collection;

import com.allanlxf.ums.dao.UserDao;
import com.allanlxf.ums.entity.Administrator;
import com.allanlxf.ums.entity.SystemUser;
import com.allanlxf.ums.service.UserService;
import com.allanlxf.ums.util.BeanFactory;

public class UserServiceImpl implements UserService
{
    private UserDao userDao;

    public UserServiceImpl()
    {
        System.out.println("UserServiceImpl()");
        userDao = (UserDao) BeanFactory.getBean("userDao");
    }

    public void register(SystemUser user)
    {
        userDao.insert(user);
    }

    public void modify(SystemUser user)
    {
        userDao.update(user);
    }

    public void remove(int id)
    {
        userDao.delete(id);
    }

    public SystemUser findUserInfo(int id)
    {
        return userDao.selectById(id);
    }

    public Collection<SystemUser> search(SystemUser user)
    {
        return userDao.select(user);
    }

    public Administrator login(String userName, String password)
    {
        return userDao.select(userName, password);
    }

//    public static void main(String[] args) throws Exception
//    {
//        UserService userService = (UserService) BeanFactory
//                .getBean("userService");
//         SystemUser user = new SystemUser();
//         user.setUserName("zhangsan");
//         user.setPassword("123");
//         user.setEmail("[e-mail]");
//         userService.register(user);

//        PrintWriter out = new PrintWriter(new FileOutputStream("c:/sd0703.txt"));
//        Collection<SystemUser> users = userService.search(new SystemUser());
//        for (SystemUser user : users)
//        {
//            out.print(user.getRealName());
//            out.print(" : ");
//            out.print(user.getEmail());
//            out.print(" : ");
//            out.print(user.getPhone());
//            out.print(" : ");
//            out.println(user.getCollege());
//        }
//        out.close();
//    }
}