网络知识 娱乐 基于ssm的数据学院教务管理系统-计算机毕业设计源码+LW文档

基于ssm的数据学院教务管理系统-计算机毕业设计源码+LW文档

开发语言:Java

框架:ssm

JDK版本:JDK1.8

服务器:tomcat7

数据库:mysql 5.7(一定要5.7版本)

数据库工具:Navicat11

开发软件:eclipse/myeclipse/idea

Maven包:Maven3.3.9

浏览器:谷歌浏览器

关键代码:

package com.dao;

import com.entity.KechengzuoyeEntity;

import com.baomidou.mybatisplus.mapper.BaseMapper;

import java.util.List;

import java.util.Map;

import com.baomidou.mybatisplus.mapper.Wrapper;

import com.baomidou.mybatisplus.plugins.pagination.Pagination;

import org.apache.ibatis.annotations.Param;

import com.entity.vo.KechengzuoyeVO;

import com.entity.view.KechengzuoyeView;

/**

* 课程作业

*

* @author

* @email

* @date 2022-03-31 09:46:16

*/

public interface KechengzuoyeDao extends BaseMapper<KechengzuoyeEntity> {


List<KechengzuoyeVO> selectListVO(@Param("ew") Wrapper<KechengzuoyeEntity> wrapper);


KechengzuoyeVO selectVO(@Param("ew") Wrapper<KechengzuoyeEntity> wrapper);


List<KechengzuoyeView> selectListView(@Param("ew") Wrapper<KechengzuoyeEntity> wrapper);

List<KechengzuoyeView> selectListView(Pagination page,@Param("ew") Wrapper<KechengzuoyeEntity> wrapper);


KechengzuoyeView selectView(@Param("ew") Wrapper<KechengzuoyeEntity> wrapper);


}

/**

* 后端列表

*/

@RequestMapping("/page")

public R page(@RequestParam Map<String, Object> params,XuankexinxiEntity xuankexinxi,

HttpServletRequest request){

String tableName = request.getSession().getAttribute("tableName").toString();

if(tableName.equals("jiaoshi")) {

xuankexinxi.setJiaoshigonghao((String)request.getSession().getAttribute("username"));

}

if(tableName.equals("xuesheng")) {

xuankexinxi.setXuehao((String)request.getSession().getAttribute("username"));

}

EntityWrapper<XuankexinxiEntity> ew = new EntityWrapper<XuankexinxiEntity>();

PageUtils page = xuankexinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, xuankexinxi), params), params));

return R.ok().put("data", page);

}


/**

* 前端列表

*/

@IgnoreAuth

@RequestMapping("/list")

public R list(@RequestParam Map<String, Object> params,XuankexinxiEntity xuankexinxi,

HttpServletRequest request){

EntityWrapper<XuankexinxiEntity> ew = new EntityWrapper<XuankexinxiEntity>();

PageUtils page = xuankexinxiService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, xuankexinxi), params), params));

return R.ok().put("data", page);

}

/**

* 列表

*/

@RequestMapping("/lists")

public R list( XuankexinxiEntity xuankexinxi){

EntityWrapper<XuankexinxiEntity> ew = new EntityWrapper<XuankexinxiEntity>();

ew.allEq(MPUtil.allEQMapPre( xuankexinxi, "xuankexinxi"));

return R.ok().put("data", xuankexinxiService.selectListView(ew));

}

/**

* 查询

*/

@RequestMapping("/query")

public R query(XuankexinxiEntity xuankexinxi){

EntityWrapper< XuankexinxiEntity> ew = new EntityWrapper< XuankexinxiEntity>();

ew.allEq(MPUtil.allEQMapPre( xuankexinxi, "xuankexinxi"));

XuankexinxiView xuankexinxiView = xuankexinxiService.selectView(ew);

return R.ok("查询选课信息成功").put("data", xuankexinxiView);

}


/**

* 后端详情

*/

@RequestMapping("/info/{id}")

public R info(@PathVariable("id") Long id){

XuankexinxiEntity xuankexinxi = xuankexinxiService.selectById(id);

return R.ok().put("data", xuankexinxi);

}

/**

* 前端详情

*/

@IgnoreAuth

@RequestMapping("/detail/{id}")

public R detail(@PathVariable("id") Long id){

XuankexinxiEntity xuankexinxi = xuankexinxiService.selectById(id);

return R.ok().put("data", xuankexinxi);

}


/**

* 后端保存

*/

@RequestMapping("/save")

public R save(@RequestBody XuankexinxiEntity xuankexinxi, HttpServletRequest request){

xuankexinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());

//ValidatorUtils.validateEntity(xuankexinxi);

xuankexinxiService.insert(xuankexinxi);

return R.ok();

}


/**

* 前端保存

*/

@RequestMapping("/add")

public R add(@RequestBody XuankexinxiEntity xuankexinxi, HttpServletRequest request){

xuankexinxi.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());

//ValidatorUtils.validateEntity(xuankexinxi);

xuankexinxiService.insert(xuankexinxi);

return R.ok();

}