springboot + vue 前后端结合·数据库查询

时间：2020-07-08 20:08:46 阅读：65 评论：0 收藏：0 [点我收藏+]

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springboot + vue 前后端结合·数据库查询

数据库部分：

/*
 Navicat Premium Data Transfer

 Source Server         : localHost
 Source Server Type    : MySQL
 Source Server Version : 50529
 Source Host           : localhost:3306
 Source Schema         : vue-demo

 Target Server Type    : MySQL
 Target Server Version : 50529
 File Encoding         : 65001

 Date: 08/07/2020 17:57:30
*/

SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;

-- ----------------------------
-- Table structure for user
-- ----------------------------
DROP TABLE IF EXISTS `user`;
CREATE TABLE `user`  (
  `id` int(10) NOT NULL AUTO_INCREMENT,
  `name` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
  `age` int(4) NOT NULL,
  `address` varchar(50) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
  PRIMARY KEY (`id`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 7 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Compact;

-- ----------------------------
-- Records of user
-- ----------------------------
INSERT INTO `user` VALUES (1, ‘张飞‘, 18, ‘三国‘);
INSERT INTO `user` VALUES (2, ‘刘备‘, 10, ‘三国‘);
INSERT INTO `user` VALUES (3, ‘关羽‘, 27, ‘三国‘);
INSERT INTO `user` VALUES (4, ‘曹操‘, 11, ‘三国‘);
INSERT INTO `user` VALUES (5, ‘吕布‘, 26, ‘中国 上海 浦东‘);
INSERT INTO `user` VALUES (6, ‘杜坡‘, 23, ‘北京‘);

SET FOREIGN_KEY_CHECKS = 1;

后端项目结构：

技术图片

CORSConfig.java

@Configuration
public class CORSConfig {
        @Bean
        public WebMvcConfigurer corsConfigurer() {
            return new WebMvcConfigurerAdapter() {
                @Override
                public void addCorsMappings(CorsRegistry registry) {
                    // 限制了路径和域名的访问
                    registry.addMapping("/api*").allowedOrigins("http://localhost:8080");
                }
            };
        }


}

　　UserController.java

package com.csyd.controller;

import com.csyd.pojo.User;
import com.csyd.pojo.vo.LoginVo;
import com.csyd.pojo.vo.PageVo;
import com.csyd.result.Result;
import com.csyd.result.ResultGenerator;
import com.csyd.service.UserService;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.validation.Valid;
import java.util.Objects;
@Controller
@RequestMapping("/api")
public class UserController {
    @Autowired
    UserService userService;
    @CrossOrigin //跨域请求必加
    @RequestMapping("/user/login")
    @ResponseBody
    public Result login(@Valid @RequestBody LoginVo loginVo, BindingResult bindingResult){
        if (bindingResult.hasErrors()) {
            String message = String.format("登陆失败，详细信息[%s]。", bindingResult.getFieldError().getDefaultMessage());
            return ResultGenerator.genFailResult(message);
        }
        if (!Objects.equals("admin", loginVo.getUsername()) || !Objects.equals("123456", loginVo.getPassword())) {
            String message = String.format("登陆失败，详细信息[用户名、密码信息不正确]。");
            return ResultGenerator.genFailResult(message);
        }
        return ResultGenerator.genSuccessResult();
    }
    @CrossOrigin
    @RequestMapping("/user/userList")
    @ResponseBody
    public Result userList(@RequestBody PageVo pageVo){
        PageInfo<User> userPage = userService.userPage(pageVo.getPageNum(), pageVo.getPageSize());
        return ResultGenerator.genSuccessResult(userPage);
    }
}

　　mapper.java

package com.csyd.dao;

import com.csyd.pojo.User;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface UserMapper {

    int deleteByPrimaryKey(Integer id);
    int insert(User record);
    int insertSelective(User record);
    User selectByPrimaryKey(Integer id);
    int updateByPrimaryKeySelective(User record);
    int updateByPrimaryKey(User record);
    List<User> selectAll();
}

　　LoginVo.java

package com.csyd.pojo.vo;

import org.hibernate.validator.constraints.Length;

import javax.validation.constraints.NotNull;

public class LoginVo {
    @NotNull(message="用户名不允许为空")
    @Length(min=3,max=16,message="用户名长度不正确!")
    private String username;

    @NotNull(message="密码不允许为空")
    @Length(min=6,max=16,message="密码长度不正确!")
    private String password;

    public String getUsername() {
        return username;
    }

    public String getPassword() {
        return password;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public void setPassword(String password) {
        this.password = password;
    }
}

　　PageVo.java

package com.csyd.pojo.vo;

public class PageVo {

    private int pageNum;

    private int pageSize;

    public int getPageNum() {
        return pageNum;
    }

    public void setPageNum(int pageNum) {
        this.pageNum = pageNum;
    }

    public int getPageSize() {
        return pageSize;
    }

    public void setPageSize(int pageSize) {
        this.pageSize = pageSize;
    }
}

　　User.java

package com.csyd.pojo;

import java.io.Serializable;


public class User implements Serializable {
 
    private Integer id;

    
    private String name;


    private Integer age;

  
    private String address;

    private static final long serialVersionUID = 1L;

   
    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

   
    public String getName() {
        return name;
    }

   
    public void setName(String name) {
        this.name = name;
    }

   
    public Integer getAge() {
        return age;
    }

   
    public void setAge(Integer age) {
        this.age = age;
    }

   
    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }
}

　　Result.java

package com.csyd.result;

/**
 * 统一API响应结果封装
 */
public class Result {
    private int code;
    private String message;
    private Object data;

    public Result setCode(ResultCode resultCode) {
        this.code = resultCode.getCode();
        return this;
    }

    public int getCode() {
        return code;
    }

    public Result setCode(int code) {
        this.code = code;
        return this;
    }

    public String getMessage() {
        return message;
    }

    public Result setMessage(String message) {
        this.message = message;
        return this;
    }

    public Object getData() {
        return data;
    }

    public Result setData(Object data) {
        this.data = data;
        return this;
    }

}

　　ResultCode.java

package com.csyd.result;

/**
 * 响应码枚举，参考HTTP状态码的语义
 */
public enum ResultCode {
    SUCCESS(200, "sucess"),//成功
    FAIL(400, "失败"),//失败
    ;

    private Integer code;
    private String msg;

    ResultCode(int code) {
        this.code = code;
    }

    public Integer getCode() {
        return code;
    }

    public String getMsg() {
        return msg;
    }

    ResultCode(int code, String msg) {
        this.code = code;
        this.msg = msg;
    }
}

　　ResultGenerator.java

package com.csyd.result;

/**
 * 响应结果生成工具
 */
public class ResultGenerator {
    private static final String DEFAULT_SUCCESS_MESSAGE = "SUCCESS";

    public static Result genSuccessResult() {
        return new Result()
                .setCode(ResultCode.SUCCESS)
                .setMessage(DEFAULT_SUCCESS_MESSAGE);
    }

    public static Result genSuccessResult(Object data) {
        return new Result()
                .setCode(ResultCode.SUCCESS)
                .setMessage(DEFAULT_SUCCESS_MESSAGE)
                .setData(data);
    }

    public static Result genFailResult(String message) {
        return new Result()
                .setCode(ResultCode.FAIL)
                .setMessage(message);
    }

    public static Result genFailResult(ResultCode resultCode) {
        return new Result()
                .setCode(resultCode.getCode())
                .setMessage(resultCode.getMsg());
    }
}

　　UserService.java

package com.csyd.service;

import com.csyd.dao.UserMapper;
import com.csyd.pojo.User;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class UserService {

    @Autowired
    private UserMapper userMapper;

    public PageInfo<User> userPage(Integer pageNum, Integer pageSize){
        PageHelper.startPage(pageNum, pageSize);
        List<User> userList = userMapper.selectAll();
        PageInfo<User> userPageInfo = new PageInfo<>(userList);
        return userPageInfo;
    }
}

package com.csyd;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
public class Vueproject {

    public static void main(String[] args) {
        SpringApplication.run(Vueproject.class, args);
    }
}

　　application.properties

server.port=8765

#数据库
spring.datasource.url=jdbc:mysql://127.0.0.1:3306/vue-demo
spring.datasource.username=root
spring.datasource.password=root
spring.datasource.driver-class-name=com.mysql.jdbc.Driver

#mybatis（注意必不可缺！不然找不到mapper.）
mybatis.mapper-locations=classpath:/mapper/*Mapper.xml
mybatis.type-aliases-package=com.csyd.pojo

　　generatorConfig.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE generatorConfiguration
        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
<generatorConfiguration>

    <!-- defaultModelType="flat" 设置复合主键时不单独为主键创建实体 -->
    <context id="MySql" defaultModelType="flat">
        <!-- 生成的POJO实现java.io.Serializable接口 -->
        <plugin type="org.mybatis.generator.plugins.SerializablePlugin" />

        <!--注释-->
        <commentGenerator>
            <!-- 将数据库中表的字段描述信息添加到注释 -->
            <property name="addRemarkComments" value="true"/>
            <!-- 注释里不添加日期 -->
            <property name="suppressDate" value="true"/>
        </commentGenerator>
        <!-- 数据库连接 -->
        <jdbcConnection
                driverClass="com.mysql.jdbc.Driver"
                connectionURL="jdbc:mysql://localhost:3306/vue-demo"
                userId="root"
                password="root"/>

        <!-- 生成POJO对象，并将类放到com.songguoliang.springboot.entity包下 -->
        <javaModelGenerator targetPackage="com.csyd.pojo" targetProject="src/main/java"></javaModelGenerator>
        <!-- 生成mapper xml文件，并放到resources下的mapper文件夹下 -->
        <sqlMapGenerator targetPackage="mapper"  targetProject="src/main/resources"></sqlMapGenerator>


        <!-- 生成mapper xml对应dao接口，放到com.songguoliang.springboot.mapper包下-->
        <javaClientGenerator targetPackage="com.csyd.dao" targetProject="src/main/java" type="XMLMAPPER"></javaClientGenerator>

        <!-- table标签可以有多个，至少一个，tableName指定表名，可以使用_和%通配符 -->
        <table schema="vue-demo" tableName="user"
            domainObjectName="User" enableCountByExample="false"
            enableDeleteByExample="false" enableSelectByExample="false"
            enableUpdateByExample="false">
        </table>
    </context>
</generatorConfiguration>

　　pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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.csyd</groupId>
    <artifactId>vueproject</artifactId>
    <version>1.0-SNAPSHOT</version>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.0.RELEASE</version>
    </parent>

    <build>
        <plugins>
            <!--mybatis自动生成代码插件-->
            <plugin>
                <groupId>org.mybatis.generator</groupId>
                <artifactId>mybatis-generator-maven-plugin</artifactId>
                <version>1.3.6</version>
                <configuration>
                    <!-- 是否覆盖，true表示会替换生成的JAVA文件，false则不覆盖 -->
                    <overwrite>true</overwrite>
                </configuration>
                <dependencies>
                    <!--mysql驱动包-->
                    <dependency>
                        <groupId>mysql</groupId>
                        <artifactId>mysql-connector-java</artifactId>
                        <version>5.1.45</version>
                    </dependency>
                </dependencies>
            </plugin>
        </plugins>
    </build>

    <dependencies>
        <!--集成springmvc框架并实现自动配置-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!--数据库-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-jdbc</artifactId>
        </dependency>

        <!--mybatis-->
        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>1.3.2</version>
        </dependency>

        <!--pagehelper分页-->
        <dependency>
            <groupId>com.github.pagehelper</groupId>
            <artifactId>pagehelper-spring-boot-starter</artifactId>
            <version>1.2.3</version>
        </dependency>

    </dependencies>


</project>

　　PostMan测试一下接口：

技术图片

搭建前端VUE

目录结构：

技术图片

Layout.vue

<style scoped>
  .layout{
    border: 1px solid #d7dde4;
    background: #f5f7f9;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
  }
  .layout-header-bar{
    background: #f4b1df;
    box-shadow: 0 1px 1px rgba(0,0,0,.1);
  }
  .layout-logo-left{
    width: 90%;
    height: 30px;
    background: #5b6270;
    border-radius: 3px;
    margin: 15px auto;
  }
  .menu-icon{
    transition: all .3s;
  }
  .rotate-icon{
    transform: rotate(-90deg);
  }
  .menu-item span{
    display: inline-block;
    overflow: hidden;
    width: 69px;
    text-overflow: ellipsis;
    white-space: nowrap;
    vertical-align: bottom;
    transition: width .2s ease .2s;
  }
  .menu-item i{
    transform: translateX(0px);
    transition: font-size .2s ease, transform .2s ease;
    vertical-align: middle;
    font-size: 16px;
  }
  .menu-item .ivu-menu-item{
    color: darkgray;
  }
  .collapsed-menu span{
    width: 0px;
    transition: width .2s ease;
  }
  .collapsed-menu i{
    transform: translateX(5px);
    transition: font-size .2s ease .2s, transform .2s ease .2s;
    vertical-align: middle;
    font-size: 22px;
  }
  .layout-logo{
    width: 200px;
    height: 50px;
    /*background: white;*/
    border-radius: 3px;
    float: right;
    position: relative;
    top: 5px;
    right: 20px;
    text-align: center;
    background: url("../../assets/logo.png");
    background-size: 200px 50px;
  }

</style>
<template>
  <div class="layout">
    <Layout>
      <Header :style="{padding: 0}" class="layout-header-bar">
        <Icon @click.native="collapsedSider" color="white" :class="rotateIcon" :style="{margin: ‘0 20px‘}" type="md-menu" size="24"></Icon>
        <a style="color: white">退出登录</a>
        <div class="layout-logo" ></div>
      </Header>
      <Layout :style="{minHeight: ‘100vh‘}">
        <Sider :style="{background: ‘#fff‘}"  breakpoint="md" ref="side1" hide-trigger collapsible :collapsed-width="78" v-model="isCollapsed" theme="light" >
          <Menu active-name="1-1" theme="light" width="auto" :class="menuitemClasses">
            <router-link to="/manage/page1">
              <MenuItem name="1-1">
                  <Icon type="ios-navigate"></Icon>
                  <span>Option 1</span>
              </MenuItem>
            </router-link>
            <router-link to="/manage/page2">
              <MenuItem name="1-2">
                  <Icon type="ios-search"></Icon>
                  <span>Option 2</span>
              </MenuItem>
            </router-link>
            <router-link to="/manage/page3">
              <MenuItem name="1-3">
                <Icon type="ios-settings"></Icon>
                <span>Option 3</span>
              </MenuItem>
            </router-link>
          </Menu>
        </Sider>
        <Layout :style="{background: ‘#fff‘}">
          <!--<Header :style="{padding: 0}" class="layout-header-bar">-->
            <!--<Icon @click.native="collapsedSider" :class="rotateIcon" :style="{margin: ‘0 20px‘}" type="md-menu" size="24"></Icon>-->
          <!--</Header>-->
          <Content :style="{margin: ‘20px‘, background: ‘#fff‘, minHeight: ‘260px‘}">
            <router-view></router-view>
          </Content>
        </Layout>
      </Layout>
    </Layout>

  </div>
</template>
<script>
  export default {

    data () {
      return {
        isCollapsed: false
      }
    },
    computed: {
      rotateIcon () {
        return [
          ‘menu-icon‘,
          this.isCollapsed ? ‘rotate-icon‘ : ‘‘
        ];
      },
      menuitemClasses () {
        return [
          ‘menu-item‘,
          this.isCollapsed ? ‘collapsed-menu‘ : ‘‘
        ]
      }
    },
    methods: {
      collapsedSider () {
        this.$refs.side1.toggleCollapse();
      }
    }
  }
</script>

　　HelloWorld.vue

<template>
  <div class="hello">
    <h1>{{ msg }}</h1>
    <h2>Essential Links</h2>
    <ul>
      <li>
        <a
          href="https://vuejs.org"
          target="_blank"
        >
          Core Docs
        </a>
      </li>
      <li>
        <a
          href="https://forum.vuejs.org"
          target="_blank"
        >
          Forum
        </a>
      </li>
      <li>
        <a
          href="https://chat.vuejs.org"
          target="_blank"
        >
          Community Chat
        </a>
      </li>
      <li>
        <a
          href="https://twitter.com/vuejs"
          target="_blank"
        >
          Twitter
        </a>
      </li>
      <br>
      <li>
        <a
          href="http://vuejs-templates.github.io/webpack/"
          target="_blank"
        >
          Docs for This Template
        </a>
      </li>
    </ul>
    <h2>Ecosystem</h2>
    <ul>
      <li>
        <a
          href="http://router.vuejs.org/"
          target="_blank"
        >
          vue-router
        </a>
      </li>
      <li>
        <a
          href="http://vuex.vuejs.org/"
          target="_blank"
        >
          vuex
        </a>
      </li>
      <li>
        <a
          href="http://vue-loader.vuejs.org/"
          target="_blank"
        >
          vue-loader
        </a>
      </li>
      <li>
        <a
          href="https://github.com/vuejs/awesome-vue"
          target="_blank"
        >
          awesome-vue
        </a>
      </li>
    </ul>
  </div>
</template>

<script>
export default {
  name: ‘HelloWorld‘,
  data () {
    return {
      msg: ‘Welcome to Your Vue.js App‘
    }
  }
}
</script>

<!-- Add "scoped" attribute to limit CSS to this component only -->
<style scoped>
h1, h2 {
  font-weight: normal;
}
ul {
  list-style-type: none;
  padding: 0;
}
li {
  display: inline-block;
  margin: 0 10px;
}
a {
  color: #42b983;
}
</style>

　　Login.vue

<style>
  html,body {
    width: 100%;
    height: 100%;
    background: url("../assets/background.jpg");
  }
  .from-wrap{
    width: 100%;
    height: 260px;
    border-radius: 10px;
    background-color: #fff;
    padding: 20px 30px;
    margin-top: 60%;
  }
  h1 {
    text-align: center;
    margin-bottom: 20px;
  }
  FormItem {
    margin-bottom: 30px;
  }
  .form-footer {
    text-align: right;
  }
</style>
<template>
    <Row>
      <Col :xs="{ span: 20, offset: 2 }" :md="{ span: 6, offset: 16 }">
        <div class="from-wrap">
          <h1>登录</h1>
          <Form ref="loginVo" :model="loginVo" :rules="ruleValidate" >
            <FormItem prop="username">
              <Input type="text" v-model="loginVo.username" placeholder="请输入用户名">
                <Icon type="ios-person-outline" slot="prepend"></Icon>
              </Input>
            </FormItem>
            <FormItem prop="password">
              <Input type="password" v-model="loginVo.password" placeholder="请输入密码">
                <Icon type="ios-lock-outline" slot="prepend"></Icon>
              </Input>
            </FormItem>
            <FormItem class="form-footer">
              <Button type="primary" @click="handleSubmit()">Submit</Button>
            </FormItem>
          </Form>
        </div>
      </Col>
    </Row>
</template>
<script>
  export default {
    data () {
      return {
        loginVo: {
          username:‘‘,
          password:‘‘
        },
        ruleValidate: {
          username: [
            { required: true, message: ‘账号不能为空‘, trigger: ‘blur‘ },
            { min: 3, max: 16, message: ‘账号长度3-16个字符‘, trigger: ‘blur‘ }
          ],
          password: [
            { required: true, message: ‘密码不能为空‘, trigger: ‘blur‘ },
            { type: ‘string‘, min: 6, max: 16, message: ‘密码长度6-16个字符‘, trigger: ‘blur‘ }
          ]
        },
        responseResult: []
      }
    },
    methods: {
      handleSubmit () {
        this.$axios
          .post(‘/user/login‘, {
            username: this.loginVo.username,
            password: this.loginVo.password
          })
          .then(successResponse => {
            this.responseResult = JSON.stringify(successResponse.data);
            if (successResponse.data.code === 200) {
              this.$router.replace({path: ‘/manage/page1‘})
            }else {
              alert(successResponse.data.message)
            }
          })
          .catch(function (error) {
            console.log(error);
          });
      }
    }
  }
</script>

　　Page1.vue

<template>
  <div>
    <Breadcrumb>
      <BreadcrumbItem >用户管理</BreadcrumbItem>
    </Breadcrumb>
    <Divider />

    <Row>
      <Button icon="md-add" type="primary">添加</Button>
    </Row>

    <Table size="default" :columns="columns7" :data="data6" style="margin-top: 20px"></Table>
    <Page style="margin-top: 20px"
          :total="total" :page-size="pageSize" :page-size-opts="pageSizeOpts"
          show-total show-sizer
          @on-change="changePage" @on-page-size-change="changeSize"/>
  </div>
</template>
<script>
  export default {
    data () {
      return {
        columns7: [ //这里是table的头设置
          {
            title: ‘名字‘,
            key: ‘name‘,
            render: (h, params) => {
              return h(‘div‘, [
                h(‘Icon‘, {
                  props: {
                    type: ‘person‘
                  }
                }),
                h(‘strong‘, params.row.name)
              ]);
            }
          },
          {
            title: ‘年龄‘,
            key: ‘age‘
          },
          {
            title: ‘地址‘,
            key: ‘address‘
          },
          {
            title: ‘操作‘,
            key: ‘action‘,
            align: ‘center‘,
            render: (h, params) => {
              return h(‘div‘, [
                h(‘Button‘, {
                  props: {
                    type: ‘default‘,
                    size: ‘small‘,
                  },
                  style: {
                    marginRight: ‘5px‘,
                  },
                  on: {
                    click: () => {
                      this.show(params.index)
                    }
                  }
                }, ‘查看‘),
                h(‘Button‘, {
                  props: {
                    type: ‘primary‘,
                    size: ‘small‘
                  },
                  style: {
                    marginRight: ‘5px‘
                  },
                  on: {
                    // click: () => {
                    //   this.show(params.index)
                    // }
                  }
                }, ‘编辑‘),
                h(‘Button‘, {
                  props: {
                    type: ‘error‘,
                    size: ‘small‘
                  },
                  style: {
                    marginRight: ‘5px‘
                  },
                  on: {
                    // click: () => {
                    //   this.remove(params.index)
                    // }
                  }
                }, ‘删除‘)
              ]);
            }
          }
        ],
        data6: [], //用于接收table的数据
        pageSize : 5,
        pageNum : 1,
        total : undefined,
        pageSizeOpts : [5, 10]
      }
    },
    methods: {
      getUserList(){
        //请求出去的是json
        this.$axios
          .post(‘/user/userList‘, {
            pageNum : this.pageNum,
            pageSize : this.pageSize
          })
          .then(successResponse => {
            this.responseResult = JSON.stringify(successResponse.data);
            if (successResponse.data.code === 200) {
              this.data6 = successResponse.data.data.list;
              this.total = successResponse.data.data.total;
            }else {
              alert(‘系统错误‘);
            }
          })
          .catch(function (error) {
            console.log(error);
          });
      },
      changePage(page){
        this.pageNum = page;
        this.getUserList();
      },
      changeSize(pageSize){
        this.pageSize = pageSize;
        this.getUserList();
      }
    },
    created: function () {
      this.getUserList();
    }
  }
</script>

　　index.js

import Vue from ‘vue‘
import Router from ‘vue-router‘
import HelloWorld from ‘@/components/HelloWorld‘
import Login from ‘@/components/Login‘
import Layout from ‘@/components/common/Layout‘
import Page1 from ‘@/components/Page1‘
import Page2 from ‘@/components/Page2‘
import Page3 from ‘@/components/Page3‘





Vue.use(Router)

export default new Router({
  routes: [
    {
      path: ‘/‘,
      name: ‘login‘,
      component: Login
    },
    {
      path: ‘/hello‘,
      component: HelloWorld
    },
    {
      path: ‘/manage‘,
      component: Layout,
      children: [
        {
          path: ‘/manage/page1‘,
          name: ‘page1‘,
          component: Page1
        },
        {
          path: ‘/manage/page2‘,
          name: ‘page2‘,
          component: Page2
        },
        {
          path: ‘/manage/page3‘,
          name: ‘page3‘,
          component: Page3
        }
      ]
    }
  ]
})

　　main.js

// The Vue build version to load with the `import` command
// (runtime-only or standalone) has been set in webpack.base.conf with an alias.
import Vue from ‘vue‘
import App from ‘./App‘
import router from ‘./router‘
import iView from ‘iview‘   //引入iview
import ‘iview/dist/styles/iview.css‘    //使用iview css
import ‘./theme/index.less‘;
import ‘./css/common.css‘

// 引用axios，并设置基础URL为后端服务api地址
var axios = require(‘axios‘)
//设置默认请求路径
axios.defaults.baseURL = ‘http://localhost:8765/api‘
// 将API方法绑定到全局
Vue.prototype.$axios = axios

Vue.use(iView, {
  transfer: true,
  size: ‘large‘
});

Vue.config.productionTip = false

/* eslint-disable no-new */
new Vue({
  el: ‘#app‘,
  router,
  components: { App },
  template: ‘<App/>‘
})