源码获取：关注文末gongzhonghao，输入015领取下载链接

开发工具：IDEA,数据库mysql

技术：springboot+mybatis-plus+redis

系统分用户前台和管理后台

前台截图：




后台截图：

package com.puboot.module.admin.controller;import cn.hutool.core.collection.CollUtil;
import com.puboot.common.util.CoreConst;
import com.puboot.common.util.ResultUtil;
import com.puboot.module.admin.model.BizArticle;
import com.puboot.module.admin.model.BizCategory;
import com.puboot.module.admin.service.BizArticleService;
import com.puboot.module.admin.service.BizCategoryService;
import com.puboot.module.admin.vo.base.ResponseVo;
import lombok.AllArgsConstructor;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.*;
import org.thymeleaf.util.ListUtils;import java.util.Date;
import java.util.List;/*** 后台类目管理*/
@Controller
@RequestMapping("category")
@AllArgsConstructor
public class CategoryController {private final BizCategoryService categoryService;private final BizArticleService articleService;@PostMapping("list")@ResponseBodypublic List loadCategory(boolean isFistLevel) {BizCategory bizCategory = new BizCategory();bizCategory.setStatus(CoreConst.STATUS_VALID);if (isFistLevel) {bizCategory.setPid(CoreConst.TOP_MENU_ID);}return categoryService.selectCategories(bizCategory);}@GetMapping("/add")public String add() {return CoreConst.ADMIN_PREFIX + "category/form";}@PostMapping("/add")@ResponseBody@CacheEvict(value = "category", allEntries = true)public ResponseVo add(BizCategory bizCategory) {if (!CoreConst.TOP_MENU_ID.equals(bizCategory.getPid())) {List bizArticles = articleService.selectByCategoryId(bizCategory.getPid());if (!ListUtils.isEmpty(bizArticles)) {return ResultUtil.error("添加失败，父级分类下存在文章");}}Date date = new Date();bizCategory.setCreateTime(date);bizCategory.setUpdateTime(date);bizCategory.setStatus(CoreConst.STATUS_VALID);boolean i = categoryService.save(bizCategory);if (i) {return ResultUtil.success("新增分类成功");} else {return ResultUtil.error("新增分类失败");}}@GetMapping("/edit")public String edit(Model model, Integer id) {BizCategory bizCategory = categoryService.selectById(id);model.addAttribute("category", bizCategory);return CoreConst.ADMIN_PREFIX + "category/form";}@PostMapping("/edit")@ResponseBody@CacheEvict(value = "category", allEntries = true)public ResponseVo edit(BizCategory bizCategory) {bizCategory.setUpdateTime(new Date());boolean i = categoryService.updateById(bizCategory);if (i) {return ResultUtil.success("编辑分类成功");} else {return ResultUtil.error("编辑分类失败");}}@PostMapping("/delete")@ResponseBodypublic ResponseVo delete(Integer id) {if (CollUtil.isNotEmpty(categoryService.selectByPid(id))) {return ResultUtil.error("该分类下存在子分类！");}return deleteBatch(new Integer[]{id});}@PostMapping("/batch/delete")@ResponseBodypublic ResponseVo deleteBatch(@RequestParam("ids[]") Integer[] ids) {int i = categoryService.deleteBatch(ids);if (i > 0) {return ResultUtil.success("删除分类成功");} else {return ResultUtil.error("删除分类失败");}}}

package com.puboot.module.admin.controller;

import com.puboot.module.admin.service.BizCategoryService;
import com.puboot.module.admin.service.SysConfigService;
import lombok.AllArgsConstructor;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**

• 统一错误跳转页面，如403，404，500

*/
@Controller
@RequestMapping(“/error”)
@AllArgsConstructor
public class ErrorController {

private final SysConfigService sysConfigService;
private final BizCategoryService bizCategoryService;/*** shiro无权限时进入** @param request* @param response* @param model* @return*/
@RequestMapping("/403")
public String noPermission(HttpServletRequest request, HttpServletResponse response, Model model) {response.setStatus(HttpStatus.FORBIDDEN.value());return "error/403";
}@RequestMapping("/404")
public String notFund(HttpServletRequest request, HttpServletResponse response, Model model) {return "error/404";
}@RequestMapping("/500")
public String sysError(HttpServletRequest request, HttpServletResponse response, Model model) {return "error/500";
}

}