21基于java的旅游信息管理系统

2023-05-05 16:32 由 projecthelp 发表于 #后端开发

项目背景

根据旅游行业的这种现状，提出解决问题的一个可行性方法，实现了旅游管理的网络化。

项目总体介绍

旅游系统设计分为前后网站和后台管理系统，功能点包含旅游景点信息分类展示、景点详情（地理位置、特色景点概述等）、下单预订等功能；
角色分为管理员和普通用户。
用户可以对旅游线路及其详细信息进行查询、预定旅游线路等。详细如下：

用户注册，登录

查看和预订旅游路线（未登录只能查看，下同）

查看和预订旅游景点

查看和预订餐饮住宿

查看和预订旅游车票

查看和预订旅游保险

查看和预订旅游攻略

留言评论

.....

管理员可以修改旅游线路信息、删除和增加旅游线路、增加和修改公告信息、留言评论管理等等，详细如下；

系统用户登录

用户管理

内容管理（包含上面所有的信息发布，管理，增删改查...）

用户订单管理

数据统计（包括用户分析，路线分析，景点分析，酒店分析等等）

....

项目搭建环境

> java jdk版本：1.8及以上
> 后台框架：java spring springmvc mybatis springbotoot等
> 前端框架：html css javascript vue等
> 开发工具： idea或者eclipse都可
> 数据库: mysql 5.7及以上
> 服务器: tomcat
> 更多内容可查看：http://projecthelp.top

部分核心代码

import org.springframework.stereotype.Service;
import xyz.shiguangliang.mybatis.dao.UserMapper;

import xyz.shiguangliang.mybatis.domain.User;
import xyz.shiguangliang.service.UserService;
import xyz.shiguangliang.util.query.QueryInfo;

import javax.annotation.Resource;
import java.util.Date;
import java.util.List;
import java.util.Objects;

@Service
public class UserServiceImpl implements UserService {
    @Resource
    private UserMapper userMapper;

    //登录
    @Override
    public User login(String username, String password) {
        User user = userMapper.selectLogin(username,password);
        if (user != null) {
            //登录次数加一
            if (user.getIntimes() !=  null) {
                user.setIntimes(user.getIntimes() + 1);
            }else {
                user.setIntimes(1);
            }
            //更新登录时间
            user.setLastlogin(new Date());
            return user;
        }
        return null;
    }

    //注册
    @Override
    public boolean register(User user) {
        int i = 0;
        //检测用户是否存在
        User user1 = userMapper.selectUsername(user.getUsername());
        if (user1 == null) {
            i = userMapper.insert(user);
        }
        return i > 0;
    }

    //用户列表
    @Override
    public QueryInfo getUserList(String query, Integer pagenum,Integer pagesize) {
        QueryInfo queryInfo = new QueryInfo();
        int start;
        int end;
        if (pagenum == null||pagesize == null){
            pagenum =0;
            pagesize = 3;
        }
        start = (pagenum-1)*pagesize;
        end = pagesize;
        int userSize = userMapper.selectUserListLimitSize(query,start,end);
        List<User> users = userMapper.selectUserListLimit(query,start,end);
        queryInfo.setList(users);
        queryInfo.setTotal(userSize);
        return queryInfo;
    }

    //删除用户
    @Override
    public int deleteUser(Integer tid) {
        return userMapper.deleteByPrimaryKey(tid);
    }

    //通过id查找用户
    @Override
    public User findById(Integer tid) {
        return userMapper.selectByPrimaryKey(tid);
    }



    //更新用户
    @Override
    public int updateUser(User user) {
        if (user.getPassword()==null|| Objects.equals(user.getPassword(), "")){
            user.setPassword(userMapper.selectByPrimaryKey(user.getTid()).getPassword());
        }
        return userMapper.updateByPrimaryKey(user);
    }

    //通过用户名查找用户
    @Override
    public User findByUsername(String username) {
        return userMapper.selectUsername(username);
    }

    //获取用户权限
    @Override
    public int getPower(String username) {
        return userMapper.selectUsername(username).getPower();
    }
}

useMapper.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="xyz.shiguangliang.mybatis.dao.UserMapper">
  <resultMap id="BaseResultMap" type="xyz.shiguangliang.mybatis.domain.User">
    <id column="tid" jdbcType="INTEGER" property="tid" />
    <result column="username" jdbcType="VARCHAR" property="username" />
    <result column="password" jdbcType="VARCHAR" property="password" />
    <result column="teachername" jdbcType="VARCHAR" property="teachername" />
    <result column="dno" jdbcType="INTEGER" property="dno" />
    <result column="power" jdbcType="INTEGER" property="power" />
    <result column="intimes" jdbcType="INTEGER" property="intimes" />
    <result column="lastlogin" jdbcType="TIMESTAMP" property="lastlogin" />
  </resultMap>
  <delete id="deleteByPrimaryKey" parameterType="java.lang.Integer">
    delete from teacher
    where tid = #{tid,jdbcType=INTEGER}
  </delete>
  <insert id="insert" parameterType="xyz.shiguangliang.mybatis.domain.User">
    insert into teacher (tid, username, password, 
      teachername, dno, power, 
      intimes, lastlogin)
    values (#{tid,jdbcType=INTEGER}, #{username,jdbcType=VARCHAR}, #{password,jdbcType=VARCHAR}, 
      #{teachername,jdbcType=VARCHAR}, #{dno,jdbcType=INTEGER}, #{power,jdbcType=INTEGER}, 
      #{intimes,jdbcType=INTEGER}, #{lastlogin,jdbcType=TIMESTAMP})
  </insert>
  <update id="updateByPrimaryKey" parameterType="xyz.shiguangliang.mybatis.domain.User">
    update teacher
    set username = #{username,jdbcType=VARCHAR},
      password = #{password,jdbcType=VARCHAR},
      teachername = #{teachername,jdbcType=VARCHAR},
      dno = #{dno,jdbcType=INTEGER},
      power = #{power,jdbcType=INTEGER},
      intimes = #{intimes,jdbcType=INTEGER},
      lastlogin = #{lastlogin,jdbcType=TIMESTAMP}
    where tid = #{tid,jdbcType=INTEGER}
  </update>
  <select id="selectByPrimaryKey" parameterType="java.lang.Integer" resultMap="BaseResultMap">
    select tid, username, password, teachername, dno, power, intimes, lastlogin
    from teacher
    where tid = #{tid,jdbcType=INTEGER}
  </select>
  <select id="selectAll" resultMap="BaseResultMap">
    select tid, username, password, teachername, dno, power, intimes, lastlogin
    from teacher
  </select>
    <select id="selectLogin" resultType="xyz.shiguangliang.mybatis.domain.User">
        select tid, username, password, teachername, dno, power, intimes, lastlogin
        from teacher
        where username = #{username} and password = #{password}
    </select>
  <select id="selectUsername" resultType="xyz.shiguangliang.mybatis.domain.User">
    select tid, username, password, teachername, dno, power, intimes, lastlogin
        from teacher
        where username = #{username}
  </select>
  <select id="selectUserListLimit" resultType="xyz.shiguangliang.mybatis.domain.User">
    select tid, username, password, teachername, dno, power, intimes, lastlogin
    from teacher
    where
    /*条件判断*/
    <if test="#{query} != null and #{query} != ''">
      /*模糊查询*/
      <bind name="query2" value="'%' + query + '%'"/>
      username like #{query2}
    </if>
    LIMIT #{start},#{end}
  </select>
  <select id="selectUserListLimitSize" resultType="java.lang.Integer">
    select count(*)
    from teacher
    where
    /*条件判断*/
    <if test="#{query} != null and #{query} != ''">
      /*模糊查询*/
      <bind name="query2" value="'%' + query + '%'"/>
      username like #{query2}
    </if>
  </select>
</mapper>