政务内网网站群建设/简述网络推广的方法

随着社会的发展，社会的各行各业都在利用信息化时代的优势。计算机的优势和普及使得各种信息系统的开发成为必需。

社区疫情防控管理系统，主要的模块包括用户管理，在线交流信息，人员检测信息，外来人员报备，防疫须知信息，公告信息，疫情用品信息，订单信息，评价信息功能。系统中管理员主要是为了安全有效地存储和管理各类信息，还可以对系统进行管理与更新维护等操作，并且对后台有相应的操作权限。

 开发工具：idea (eclipse) 环境：jdk1.8  mysql

基于springboot mybatis 开发

package com.example.controller;import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.collection.CollectionUtil;
import cn.hutool.core.io.IoUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.StrUtil;
import cn.hutool.poi.excel.ExcelUtil;
import cn.hutool.poi.excel.ExcelWriter;
import com.example.common.Result;
import com.example.common.ResultCode;
import com.example.entity.UserInfo;
import com.example.service.UserInfoService;
import com.example.exception.CustomException;
import com.example.common.ResultCode;
import com.example.vo.UserInfoVo;import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import com.example.service.*;
import org.springframework.web.bind.annotation.*;
import org.springframework.beans.factory.annotation.Value;
import cn.hutool.core.util.StrUtil;
import org.springframework.web.multipart.MultipartFile;import javax.annotation.Resource;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;@RestController
@RequestMapping(value = "/userInfo")
public class UserInfoController {@Resourceprivate UserInfoService userInfoService;@PostMappingpublic Result<UserInfo> add(@RequestBody UserInfoVo userInfo) {userInfoService.add(userInfo);return Result.success(userInfo);}@DeleteMapping("/{id}")public Result delete(@PathVariable Long id) {userInfoService.delete(id);return Result.success();}@PutMappingpublic Result update(@RequestBody UserInfoVo userInfo) {userInfoService.update(userInfo);return Result.success();}@GetMapping("/{id}")public Result<UserInfo> detail(@PathVariable Long id) {UserInfo userInfo = userInfoService.findById(id);return Result.success(userInfo);}@GetMappingpublic Result<List<UserInfoVo>> all() {return Result.success(userInfoService.findAll());}@GetMapping("/page/{name}")public Result<PageInfo<UserInfoVo>> page(@PathVariable String name,@RequestParam(defaultValue = "1") Integer pageNum,@RequestParam(defaultValue = "5") Integer pageSize,HttpServletRequest request) {return Result.success(userInfoService.findPage(name, pageNum, pageSize, request));}@PostMapping("/register")public Result<UserInfo> register(@RequestBody UserInfo userInfo) {if (StrUtil.isBlank(userInfo.getName()) || StrUtil.isBlank(userInfo.getPassword())) {throw new CustomException(ResultCode.PARAM_ERROR);}return Result.success(userInfoService.add(userInfo));}/*** 批量通过excel添加信息* @param file excel文件* @throws IOException*/@PostMapping("/upload")public Result upload(MultipartFile file) throws IOException {List<UserInfo> infoList = ExcelUtil.getReader(file.getInputStream()).readAll(UserInfo.class);if (!CollectionUtil.isEmpty(infoList)) {// 处理一下空数据List<UserInfo> resultList = infoList.stream().filter(x -> ObjectUtil.isNotEmpty(x.getName())).collect(Collectors.toList());for (UserInfo info : resultList) {userInfoService.add(info);}}return Result.success();}@GetMapping("/getExcelModel")public void getExcelModel(HttpServletResponse response) throws IOException {// 1. 生成excelMap<String, Object> row = new LinkedHashMap<>();row.put("name", "张天志");row.put("password", "123456");row.put("nickName", "老张");row.put("sex", "男");row.put("age", 22);row.put("birthday", "TIME");row.put("phone", "18843232356");row.put("address", "上海市");row.put("email", "aa@163.com");row.put("cardId", "342425199001116372");row.put("level", 3);List<Map<String, Object>> list = CollUtil.newArrayList(row);// 2. 写excelExcelWriter writer = ExcelUtil.getWriter(true);writer.write(list, true);response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;charset=utf-8");response.setHeader("Content-Disposition","attachment;filename=userInfoModel.xlsx");ServletOutputStream out = response.getOutputStream();writer.flush(out, true);writer.close();IoUtil.close(System.out);}
}