Spring boot + mybatis + Vue.js + ElementUI 实现数据的增删改查实例代码(二)

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.imooc</groupId> <artifactId>demo</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>demo</name> <description>Demo project for Spring Boot</description> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.4.3.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> <java.version>1.8</java.version> </properties> <dependencies> <dependency>  <groupId>org.mybatis.spring.boot</groupId>  <artifactId>mybatis-spring-boot-starter</artifactId>  <version>1.1.1</version> </dependency> <dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency>  <groupId>mysql</groupId>  <artifactId>mysql-connector-java</artifactId>  <scope>runtime</scope> </dependency> <dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-test</artifactId>  <scope>test</scope> </dependency> <dependency>  <groupId>org.mybatis.spring.boot</groupId>  <artifactId>mybatis-spring-boot-starter</artifactId>  <version>1.1.1</version> </dependency> <dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-redis</artifactId> </dependency> <dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-activemq</artifactId> </dependency> <!--http://localhost:8080/health--> <dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-actuator</artifactId> </dependency> <dependency>  <groupId>com.github.pagehelper</groupId>  <artifactId>pagehelper</artifactId>  <version>4.1.6</version> </dependency> </dependencies> <build> <plugins>  <plugin>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-maven-plugin</artifactId>  </plugin> </plugins> </build></project>

spring: datasource: name: test url: jdbc:mysql://localhost/imooc?useUnicode=true&characterEncoding=utf-8&useSSL=false username: root password: 123456 driver-class-name: com.mysql.jdbc.Drivermybatis: type-aliases-package: com.imooc.model mapper-locations: classpath:mybatis/mapper/*.xml check-config-location: true config-location: classpath:mybatis/mybatis-config.xmllogging: level: com.imooc.repository: debug com.imooc.service.impl: debug com.imooc.controller: debug com.imooc.activemq: debug

@Repositorypublic interface UserRepository { List<User> findUsersByUsername(@Param("username") String username); int getCount(); int saveUser(User user); int modifyUser(User user); int removeUser(@Param("userId") int userId);}

@Servicepublic class UserServiceImpl implements UserService { @Autowired private UserRepository userRepository; @Override public Map<String, Object> getTableData(int pageNum, int pageSize, String username) { try {  PageHelper.startPage(pageNum, pageSize);  List<User> userList = userRepository.findUsersByUsername(username);  int count = userRepository.getCount();  Map<String, Object> tableData = new HashMap<>();  tableData.put("list", userList);  tableData.put("count", count);  return tableData; } catch (Exception e) {  e.printStackTrace(); } return null; }}public interface UserService { Map<String, Object> getTableData(int pageNum, int pageSize, String username);}

@RestControllerpublic class UserController { @Autowired private UserService userService; @GetMapping("getTableData") public Map<String, Object> getTableData(int pageNum, int pageSize, String username) { try {  return userService.getTableData(pageNum, pageSize, username); } catch (Exception e) {  e.printStackTrace(); } return null; }}

public class User { private Integer userId; private String username; private Byte sex; private Date createTime; public Integer getUserId() { return userId; } public void setUserId(Integer userId) { this.userId = userId; } public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public Byte getSex() { return sex; } public void setSex(Byte sex) { this.sex = sex; } public Date getCreateTime() { return createTime; } public void setCreateTime(Date createTime) { this.createTime = createTime; }}

CREATE TABLE `t_user` ( `user_id` int(11) NOT NULL AUTO_INCREMENT, `username` varchar(32) DEFAULT NULL, `sex` tinyint(4) DEFAULT NULL, `create_time` datetime DEFAULT NULL, PRIMARY KEY (`user_id`)) ENGINE=InnoDB AUTO_INCREMENT=10003 DEFAULT CHARSET=utf8

<!DOCTYPE html><html lang="ZH"><head> <meta charset="UTF-8"> <title>spring boot + mybatis + vue + elementui</title> <link rel="stylesheet" href="//cdn.bootcss.com/element-ui/1.1.2/theme-default/index.css" rel="external nofollow" > <script src="//cdn.bootcss.com/vue/2.1.8/vue.min.js"></script> <script src="//cdn.bootcss.com/element-ui/1.1.2/index.js"></script> <script src="//cdn.bootcss.com/vue-resource/1.0.3/vue-resource.min.js"></script></head><body><div id="vm"> <el-row :gutter="3" style="margin: 10px 0;"> <el-col :span="5">  <el-input placeholder="输入用户名称查询" v-model="username" icon="search" @change="changeUsername">  </el-input> </el-col> </el-row> <el-table border fit :data="tableData" highlight-current-row style="width: 100%;font-size: 12px;"> <el-table-column type="index" width="50"></el-table-column> <el-table-column prop="username" label="用户名称"></el-table-column> <el-table-column prop="sex" label="性别" :formatter="formatSex"></el-table-column> <el-table-column prop="createTime.time" label="创建时间" sortable :formatter="formatCreateDate"></el-table-column> </el-table> <el-col class="toolbar" style="padding:10px;"> <el-pagination @current-change="findAll" :current-page="currentPage" :page-size="10"   layout="total, prev, pager, next, jumper" :total="total" style="float:right"></el-pagination> </el-col></div></body><script> Vue.http.options.emulateJSON = true; Vue.http.options.emulateHTTP = true; var vm = new Vue({ el: '#vm', data: {  tableData: [],  currentPage: 1,  total: 10,  listLoading: false,  username: null }, mounted: function () {  this.findAll(); }, methods: {  findAll: function (currentPage) {  this.listLoading = true;  if (!isNaN(currentPage)) {   this.currentPage = currentPage;  }  var params_ = {   pageNum: this.currentPage,   pageSize: 10  };  if (this.username && this.username.trim() != "") {   params_['username'] = this.username;  }  this.$http.get("/getTableData", {   params: params_  }).then(function (response) {   console.log(response.data);   this.total = response.data.count;   this.tableData = [];   for (var key in response.data.list) {   this.$set(this.tableData, key, response.data.list[key]);   }  }).catch(function (response) {   console.error(response);  });  this.listLoading = false;  },  formatDate: function getNowFormatDate(time) {  var date = new Date(time);  var seperator1 = "-";  var seperator2 = ":";  var month = date.getMonth() + 1;  var strDate = date.getDate();  if (month >= 1 && month <= 9) {   month = "0" + month;  }  if (strDate >= 0 && strDate <= 9) {   strDate = "0" + strDate;  }  var currentdate = date.getFullYear() + seperator1 + month + seperator1 + strDate   + " " + date.getHours() + seperator2 + date.getMinutes()   + seperator2 + date.getSeconds();  return currentdate;  },  formatCreateDate: function (row, column) {  if (row.createTime != null) {   return this.formatDate(row.createTime);  } else {   return '';  }  },  formatSex: function (row, column) {  if (row.sex != null) {   return row.sex == 1 ? '男' : '女';  }  },  changeUsername: function () {  this.findAll(1);  } } });</script></html>

@EnableAutoConfiguration@Configuration@ComponentScan@MapperScan("com.imooc.repository")@SpringBootApplicationpublic class DemoApplication { public static void main(String[] args) { SpringApplication.run(DemoApplication.class, args); }}