hello 大家好,最近搞了一个前后端代码生成器。只需设计好数据库,就可以自动生成前端页面包括图片上传和后端代码。下面给大家介绍一下。

项目环境:jdk8、node12、maven、mysql、vue2

技术介绍:SpringSecurity、SpringBoot、swagger、elementUi、vue.js

功能介绍:权限管理,动态生成菜单,图标库,swagger文档,可视化,系统sql执行监控

权限和菜单管理代码:

package com.admin.security.config;

import com.admin.security.evaluator.UserPermissionEvaluator;
import com.admin.security.filter.JWTAuthenticationTokenFilter;
import com.admin.security.handler.*;
import com.admin.security.provider.UserAuthenticationProvider;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.web.access.expression.DefaultWebSecurityExpressionHandler;

/**
 * @Author 染柒
 * @Date 2020/12/6 14:51
 * @Version 1.0
 */
@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true) //开启权限注解,默认是关闭的
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    /**
     * 自定义登录成功处理器
     */
    @Autowired
    private UserLoginSuccessHandler userLoginSuccessHandler;
    /**
     * 自定义登录失败处理器
     */
    @Autowired
    private UserLoginFailureHandler userLoginFailureHandler;
    /**
     * 自定义注销成功处理器
     */
    @Autowired
    private UserLogoutSuccessHandler userLogoutSuccessHandler;
    /**
     * 自定义暂无权限处理器
     */
    @Autowired
    private UserAuthAccessDeniedHandler userAuthAccessDeniedHandler;
    /**
     * 自定义未登录的处理器
     */
    @Autowired
    private UserAuthenticationEntryPointHandler userAuthenticationEntryPointHandler;
    /**
     * 自定义登录逻辑验证器
     */
    @Autowired
    private UserAuthenticationProvider userAuthenticationProvider;

    /**
     * 加密方式
     * @Author 染柒
     * @CreateTime 2019/10/1 14:00
     */
    @Bean
    public BCryptPasswordEncoder bCryptPasswordEncoder(){
        return new BCryptPasswordEncoder();
    }
    /**
     * 注入自定义PermissionEvaluator
     */
    @Bean
    public DefaultWebSecurityExpressionHandler userSecurityExpressionHandler(){
        DefaultWebSecurityExpressionHandler handler = new DefaultWebSecurityExpressionHandler();
        handler.setPermissionEvaluator(new UserPermissionEvaluator());
        return handler;
    }

    /**
     * 配置登录验证逻辑
     */
    @Override
    protected void configure(AuthenticationManagerBuilder auth){
        //这里可启用我们自己的登陆验证逻辑
        auth.authenticationProvider(userAuthenticationProvider);
    }
    /**
     * 配置security的控制逻辑
     * @Author 染柒
     * @CreateTime 2019/10/1 16:56
     * @Param  http 请求
     */
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                // 不进行权限验证的请求或资源(从配置文件中读取)
                .antMatchers(JWTConfig.antMatchers.split(",")).permitAll()
                // 其他的需要登陆后才能访问
                .anyRequest().authenticated()
                .and().headers().frameOptions().disable()
                .and()
                // 配置未登录自定义处理类
                .httpBasic().authenticationEntryPoint(userAuthenticationEntryPointHandler)
                .and()
                // 配置登录地址
                .formLogin()
                .loginProcessingUrl("/login/userLogin")
                // 配置登录成功自定义处理类
                .successHandler(userLoginSuccessHandler)
                // 配置登录失败自定义处理类
                .failureHandler(userLoginFailureHandler)
                .and()
                // 配置登出地址
                .logout()
                .logoutUrl("/login/userLogout")
                // 配置用户登出自定义处理类
                .logoutSuccessHandler(userLogoutSuccessHandler)
                .and()
                // 配置没有权限自定义处理类
                .exceptionHandling().accessDeniedHandler(userAuthAccessDeniedHandler)
                .and()
                // 开启跨域
                .cors()
                .and()
                // 取消跨站请求伪造防护
                .csrf().disable();

        // 基于Token不需要session
        http.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS);
        // 禁用缓存
        http.headers().cacheControl();
        // 添加JWT过滤器
        http.addFilter(new JWTAuthenticationTokenFilter(authenticationManager()));
    }

}

package com.admin.system.controller;


import com.admin.common.response.Result;
import com.admin.common.utils.Page;
import com.admin.system.mapper.MenuMapper;
import com.admin.system.pojo.Menu;
import com.admin.system.service.MenuService;
import com.admin.system.vo.MenuVo;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import static com.admin.system.utils.Convert.convertToMenuVo;
import static com.admin.system.utils.FindChild.findMenuChild;
import static com.admin.system.utils.FindRoot.findMenuRoot;

/**
 * <p>
 *  前端控制器
 * </p>
 *
 * @author 染柒
 * @since 2022-04-04
 */
@RestController
@RequestMapping("/menu")
@Api(value = "系统菜单模块",tags = "系统菜单接口")
public class MenuController {
    @Resource
    private MenuService menuService;
    @Resource
    private MenuMapper menuMapper;

    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/menuList",method = RequestMethod.POST)
    @ApiOperation(value = "分页查询菜单信息",notes = "分页查询菜单信息")
    public Result getByPage(@RequestBody Page<Menu> page){
        page = menuService.getAllByPage(page);
        return  Result.ok().data("data",page);
    }

    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/getAllMenu",method = RequestMethod.GET)
    @ApiOperation(value = "查询所有菜单信息",notes = "查询所有菜单信息")
    public Result getAllMenu(){
        List<Menu> menuList = menuMapper.selectAll();
        /*将menuList转换成menuVoList*/
        List<MenuVo> menuVoList = convertToMenuVo(menuList);
        /*找根节点*/
        List<MenuVo> rootMenu = findMenuRoot(menuVoList);
        /*为根节点设置子菜单*/
        for(MenuVo menuVo : rootMenu){
            /*获取某个根节点的子菜单*/
            List<MenuVo> childList = findMenuChild(menuVo.getId(),menuVoList);
            menuVo.setChildren(childList);
        }
        List<Integer> ids = menuService.findOpenIds();
        Map<String, Object> map = new HashMap<>();
        map.put("tree", rootMenu);
        map.put("open", ids);
        return  Result.ok().data("data",map);
    }


    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/addMenu",method = RequestMethod.POST)
    @ApiOperation(value = "添加菜单",notes = "添加菜单")
    public Result addMenu(@RequestBody Menu menu){
        boolean  check =menuService.save(menu);
        return  Result.ok().message("添加成功!");
    }

    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/deleteMenu/{id}",method = RequestMethod.DELETE)
    @ApiOperation(value = "根据ID删除菜单",notes = "根据ID删除菜单")
    public Result deleteMenu(@PathVariable Integer id){
        boolean check = menuService.removeById(id);
        if (check == true){
            return  Result.ok().message("删除成功!");
        }else{
            return Result.error().message("删除失败!");
        }
    }

    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/viewMenu/{id}",method = RequestMethod.GET)
    @ApiOperation(value = "根据ID查看用户菜单",notes = "根据ID查看用户菜单")
    public Result viewMenu(@PathVariable Integer id){
        Menu menu = menuService.getById(id);
        return  Result.ok().data("data",menu);
    }

    @PreAuthorize("hasRole('SUPERADMIN')")
    @RequestMapping(value = "/update",method = RequestMethod.PUT)
    @ApiOperation(value = "根据ID更新用户菜单",notes = "根据ID更新用户菜单")
    public Result update(@RequestBody Menu menu){
        boolean check = menuService.updateById(menu);
        if (check == true){
            return  Result.ok().message("更新成功!");
        }else{
            return Result.error().message("更新失败!");
        }
    }

}


前端角色列表:

<template>
    <div v-loading="loading">
        <!-- 面包导航 -->
        <el-breadcrumb separator="/" style="padding-left:10px;padding-bottom:10px;font-size:12px;">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>系统管理</el-breadcrumb-item>
            <el-breadcrumb-item>角色管理</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片主体 -->
        <el-card class="box-card">
            <div class="block">
        <!-- 搜索 -->
		<el-form :inline="true" :model="page" class="demo-form-inline" size="mini">
			<el-form-item label="名称">
				<el-input v-model="page.params.nickname" placeholder="角色名称" clearable />
			</el-form-item>
            <el-form-item label="是否激活">
				<el-radio-group v-model="page.params.status">
                    <el-radio label="1">是</el-radio>
                    <el-radio label="0">否</el-radio>
                </el-radio-group>
			</el-form-item>

			<el-form-item>
				<el-button type="primary" @click="getRoleList" size="mini">查询</el-button>
			</el-form-item>
		</el-form>
		<el-divider/>

        <div style="margin:15px 0px 15px 0"><el-button type="primary" @click="handleView" size="mini" icon="el-icon-plus"></el-button></div>
		<el-table :data="page.list" border style="width: 100%">
            <el-table-column
            fixed
            type="index"
            :index="indexMethod">
            </el-table-column>
            <el-table-column  prop="id" label="ID" width="80" v-if="show"/>
			<el-table-column  prop="roleName" label="角色名称" />
			<el-table-column prop="remark" label="角色描述" />
            <el-table-column prop="modifiedTime" label="修改时间">
                <template slot-scope="scope">
                <i class="el-icon-time"></i>
                <span style="margin-left: 10px">{{ scope.row.modifiedTime }}</span>
                </template>
            </el-table-column>
			<el-table-column prop="status" label="是否激活">
                <template slot-scope="scope">
                    <el-switch v-model="scope.row.status" :inactive-value="0" :active-value="1"  @change="changRoleStatus(scope.row)"></el-switch>
                </template>
            </el-table-column>
            <el-table-column  label="操作"  fixed="right">
                <template slot-scope="scope">
                    <el-button @click="handleEdit(scope.row.id)" type="primary" icon="el-icon-edit" size="small" circle></el-button>
                    <el-button @click="handleAddMenu(scope.row.id)" type="primary"  size="small" icon="el-icon-menu" circle></el-button>
                    <el-button @click="handleDelete(scope.row.id)" type="danger" icon="el-icon-delete" size="small" circle></el-button>
                </template>
            </el-table-column>
		</el-table>

		<!-- 分页 -->
	<el-pagination
	   class="pagination"
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="page.currentPage"
      :page-sizes="[10, 20, 50, 100]"
      :page-size="page.pageSize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="page.totalCount">
    </el-pagination>
    </div>
    </el-card>

    <el-dialog title="分配菜单" :visible.sync="dialogFormVisible" :center="true">
            <!-- @closeDialog = "closeDialog" 传方法-->
          <addMenu :id="id" @closeDialog = "closeDialog"></addMenu>
	</el-dialog>

    <el-dialog title="添加角色信息" :visible.sync="viewVisible" :center="true">
          <views  @closeDialog = "closeView" @getRoleList = "getRoleList"></views>
	</el-dialog>
    <el-dialog title="编辑角色信息" :visible.sync="editVisible" :center="true">
          <update :editForm="editForm" @closeDialog = "closeEdit" @getRoleList = "getRoleList"></update>
	</el-dialog>
            


    </div>
</template>
<style>
.el-table th,td{ text-align: center !important; }

</style>>

<script>
import roleApi from "@/api/role"
import addMenu from "./doAddMenu"
import { Message } from 'element-ui'
import views from "./view"
import update from "./update"
	export default {
		components: {
            addMenu,
            update,
            views
		},
		data(){
			return {
				page: {
					currentPage: 1,
					pageSize:10,
					totalPage: 0,
					totalCount:0,
					params: {},
					list: []
                },
                loading: true,
                show: false,
                dialogFormVisible: false,
                editVisible: false,
                viewVisible: false,
                editForm: {},
                id: ""

            }
		},
		created(){
            this.getRoleList()
            setTimeout(() => {
                this.loading = false;
            }, 500);
		},
		methods:{
          indexMethod(index) {
            return (index * 1)+1;
          },
		  handleSizeChange(val) {
			this.page.pageSize = val
			this.getRoleList()
          },
          handleCurrentChange(val) {
			this.page.currentPage = val
			this.getRoleList()
		  },
          getRoleList(){
            roleApi.getRoleList(this.page).then(res =>{
                this.page = res.data.data
            })
          },
          handleEdit(id){
            roleApi.viewRole(id).then(res => {
                this.editForm = res.data.data
            })
            this.editVisible = true
          },
          handleView(){
            this.viewVisible = true
          },
          handleDelete(id){
            this.$confirm('是否刪除?', '提示', {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'error'
                }).then(() => {
                roleApi.deleteRole(id).then(res => {
                    Message.success(res.message)
                     this.getRoleList()
                })
            })

          },
          handleAddMenu(id){
              this.id = id
            this.dialogFormVisible = true
            
          },
          closeDialog(){
			this.dialogFormVisible = false
          },
          //改变用户禁用状态
          async changRoleStatus(row) {
            roleApi.update(row).then(res => {
                if(row.status == 0){
                    Message.success("已禁用!")
                }else{
                    Message.success("已激活!")
                }
                this.getRoleList()
            })
          },
          closeView(){
              this.viewVisible = false
          },
          closeEdit(){
              this.editVisible = false
          },
          


		}
	}
</script>

项目截图
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欢迎大家来学习交流!

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