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/* Navicat Premium Data Transfer Source Server : windows Source Server Type : MySQL Source Server Version : 80022 Source Host : localhost:3306 Source Schema : ems Target Server Type : MySQL Target Server Version : 80022 File Encoding : 65001 Date: 19/12/2021 16:27:43 */ SET NAMES utf8mb4; SET FOREIGN_KEY_CHECKS = 0; -- ---------------------------- -- Table structure for t_emp -- ---------------------------- DROP TABLE IF EXISTS `t_emp`; CREATE TABLE `t_emp` ( `id` int NOT NULL AUTO_INCREMENT, `name` varchar(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci NOT NULL, `salary` double NOT NULL, `age` int NOT NULL, PRIMARY KEY (`id`) USING BTREE ) ENGINE = InnoDB AUTO_INCREMENT = 8 CHARACTER SET = utf8mb4 COLLATE = utf8mb4_0900_ai_ci ROW_FORMAT = Dynamic; -- ---------------------------- -- Records of t_emp -- ---------------------------- INSERT INTO `t_emp` VALUES (2, '杨福君', 9000, 19); INSERT INTO `t_emp` VALUES (6, '邓正武', 18000, 25); INSERT INTO `t_emp` VALUES (8, '王恒杰', 12000, 21); INSERT INTO `t_emp` VALUES (9, '张西', 8000, 20); SET FOREIGN_KEY_CHECKS = 1;
<!--继承springboot的父项目 ,放在dependencies平级下--> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.2.5.RELEASE</version> </parent> <dependencies> <!--springboot依赖--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> </dependency> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>2.1.2</version> </dependency> <!--引入springboot的web支持--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!--mysql--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.16</version> </dependency> <!--数据源连接池--> <dependency> <groupId>com.alibaba</groupId> <artifactId>druid</artifactId> <version>1.1.12</version> </dependency> <!--引入springboot的test支持--> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> </dependency> </dependencies> </project>
server: port: 8080 servlet: context-path: /ems spring: datasource: type: com.alibaba.druid.pool.DruidDataSource #数据源类型 driver-class-name: com.mysql.cj.jdbc.Driver #加载驱动 url: jdbc:mysql://localhost:3306/ems?useSSL=false&serverTimezone=UTC username: root password: root mybatis: mapper-locations: classpath:com/tjcu/mapper/*Mapper.xml #指定mapper文件所在的位置,其中classpath必须和mapper-locations分开 type-aliases-package: com.tjcu.entity
@SpringBootApplication @MapperScan("com.tjcu.dao") public class EmpApplication { public static void main(String[] args) { SpringApplication.run(EmpApplication.class,args); } }
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>emp manager</title> </head> <body> <div id="app"> <center><h3>{{msg}}</h3></center> <hr/> <center> <form> 编号：<input type="text" v-model="emp.id" placeholder="添加默认为null"/><br/> 名称：<input type="text" v-model="emp.name"/><br/> 薪资：<input type="text" v-model="emp.salary"/><br/> 年龄：<input type="text" v-model="emp.age"/><br/> <input type="button" value="添加/修改" @click="add()"/> <br/> <br/> <br/> </form> </center> <table border="1" cellspacing="0" cellpadding="0" width="80%" align="center"> <tr> <td>编号</td> <td>名称</td> <td>年龄</td> <td>薪资</td> <td>操作</td> </tr> <tr v-for="(emp,index) in emps"> <td>{{index+1}}</td> <td>{{emp.name}}</td> <td>{{emp.salary}}</td> <td>{{emp.age}}</td> <td><input type="button" value="删除" @click="del(emp.id)"> <input type="button" value="修改" @click="queryOne(emp.id)"></td> </tr> </table> </div> </body> </html> <script src="js/vue-min.js"></script> <script src="js/axios.min.js"></script> <script> new Vue({ el:"#app" , //指定vue实例的作用范围 data:{ //定义数据 msg:"ems员工管理系统", emps:[], emp:{} }, methods:{ //定义函数 queryAll(){ var vue=this; axios.get("http://localhost:8080/ems/emp/queryall") .then(function (response) { console.log(response.data); vue.emps = response.data; }).catch(function (error) { console.log(error.data); }) }, add(){ var vue=this; console.log(vue.emp); axios.post("http://localhost:8080/ems/emp/add",vue.emp) .then(function () { vue.queryAll(); console.log("添加成功"); vue.emp={}; }) .catch(function () { console.log("添加失败") }) }, queryOne(id){ if(window.confirm("你确定修改吗？")){ var vue=this; axios.get("http://localhost:8080/ems/emp/queryOne?id="+id) .then(function (response) { //将查询的结果嫁给vue中的emp进行管理 根据双向绑定原理 emp数据变化 会影响页面 从而在表单中展示当前员工 vue.emp=response.data; console.log("查询成功"); }).catch(function () { console.log("查询失败") }) } }, del(id){ if(window.confirm("你确定删除吗？")){ var vue=this; axios.get("http://localhost:8080/ems/emp/delete?id="+id) .then(function () { vue.queryAll(); console.log("删除成功") }).catch(function () { console.log("删除失败") }) } } }, created(){ this.queryAll(); } }) </script>/** * @author 王恒杰 * @date 2021/12/17 15:52 * @Description: */ @Controller @CrossOrigin @ResponseBody public class EmpController { @Autowired private EmpService empService; @RequestMapping("/emp/queryall") public List<Emp> queryall(){ List<Emp> emps = empService.showEmp(); return emps; } /** * 删除 * @param id */ @RequestMapping("/emp/delete") public void delete(Integer id){ empService.deleteById(id); } @RequestMapping("/emp/add") public void add(@RequestBody Emp emp){ if(emp.getId()!=0){ empService.updateEmp(emp); }else { emp.setId(null); empService.insertEmp(emp); } } @RequestMapping("/emp/queryOne") public Emp query(Integer id){ Emp emp = empService.selectEmpById(id); return emp; } }<mapper namespace="com.tjcu.dao.EmpDao"> <insert id="insertEmp"> insert into t_emp values (#{id}, #{name}, #{salary}, #{age}) </insert> <select id="showEmp" resultType="emp"> select * from t_emp </select> <update id="updateEmp"> update t_emp <set> <if test="name!=null"> name=#{name}, </if> <if test="salary!=null"> salary=#{salary}, </if> <if test="age!=null"> age=#{age} </if> </set> where id=#{id} </update> <delete id="deleteById"> delete from t_emp where id=#{id} </delete> <select id="selectEmpById" resultType="emp"> select * from t_emp where id=#{id} </select> </mapper>gitee开源：https://gitee.com/wanghengjie563135/springboot_mybatis_vue.git
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