Java项目:服装进销存管理系统(java+SSM+HTML+JS+jsp+mysql)

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项目介绍

管理员角色包含以下功能:
管理员登录,修改密码,管理员管理,货号管理,仓库管理,入库管理,出库管理,查看入库信息等功能。

环境需要

1.运行环境:最好是java jdk 1.8,我们在这个平台上运行的。其他版本理论上也可以。
2.IDE环境:IDEA,Eclipse,Myeclipse都可以。推荐IDEA;
3.tomcat环境:Tomcat 7.x,8.x,9.x版本均可
4.硬件环境:windows 7/8/10 1G内存以上;或者 Mac OS; 
5.数据库:MySql 5.7版本;


技术栈

1. 后端:Spring+SpringMVC+Mybatis
2. 前端:HTML+CSS+JavaScript+jsp


使用说明

1. 使用Navicat或者其它工具,在mysql中创建对应名称的数据库,并导入项目的sql文件;
2. 使用IDEA/Eclipse/MyEclipse导入项目,Eclipse/MyEclipse导入时,若为maven项目请选择maven;若为maven项目,导入成功后请执行maven clean;maven install命令,然后运行;
3. 将项目中application.yml配置文件中的数据库配置改为自己的配置;
4. 运行项目,输入localhost:8080/ 登录
 

 

 

 

 

 

用户管理控制层:

@RestController
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;

    @Autowired
    private RoleService roleService;


    /**
     * 登录
     *
     * @param username 用户名
     * @param password 密码
     * @param request
     * @return
     */

    @SysLog("登陆操作")
    @PostMapping("/login")
    public Result login(String username, String password, HttpServletRequest request) {
        try {
            //获取当前登录主体对象
            Subject subject = SecurityUtils.getSubject();
            UsernamePasswordToken token = new UsernamePasswordToken(username, password);
            subject.login(token);
            LoginUserVO userDTO = (LoginUserVO) subject.getPrincipal();
            request.getSession().setAttribute("username", userDTO.getUser());
            return Result.success(true, "200", "登录成功");
        } catch (UnknownAccountException e) {
            e.printStackTrace();
            return Result.error(false, "400", "登录失败,用户名不存在");
        }catch (IncorrectCredentialsException e) {
            e.printStackTrace();
            return Result.error(false, "400", "登录失败,密码错误");
        }catch (AuthenticationException e) {
            e.printStackTrace();
            return Result.error(false, "400", "登录失败,账户禁用");
        }
    }

    /**
     * 得到登陆验证码
     * @param response
     * @param session
     * @throws IOException
     */
    @RequestMapping("/getCode")
    public void getCode(HttpServletResponse response, HttpSession session) throws IOException {
        //定义图形验证码的长和宽
        LineCaptcha lineCaptcha = CaptchaUtil.createLineCaptcha(116, 36,4,5);
        session.setAttribute("code",lineCaptcha.getCode());
        try {
            ServletOutputStream outputStream = response.getOutputStream();
            lineCaptcha.write(outputStream);
            outputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    /**
     * 查询所有用户信息
     *
     * @param userVO
     * @return
     */
    @SysLog("用户查询操作")
    @RequestMapping("/userList")
    public DataGridViewResult userList(UserVO userVO) {
        //分页构造函数
        IPage<User> page = new Page<>(userVO.getPage(), userVO.getLimit());
        QueryWrapper<User> queryWrapper = new QueryWrapper<>();
        queryWrapper.like(!StringUtils.isEmpty(userVO.getUsername()), "username", userVO.getUsername());
        queryWrapper.like(!StringUtils.isEmpty(userVO.getUname()), "uname", userVO.getUname());
        /**
         * 翻页查询
         * @param page         翻页对象
         * @param queryWrapper 实体对象封装操作类
         */
        IPage<User> userIPage = userService.page(page, queryWrapper);
        return new DataGridViewResult(userIPage.getTotal(), userIPage.getRecords());
    }

    /**
     * 添加用户信息
     *
     * @param user
     * @return
     */
    @SysLog("用户添加操作")
    @PostMapping("/adduser")
    public Result addRole(User user) {


        user.setUcreatetime(new Date());
        String salt = UUIDUtil.randomUUID();
        user.setPassword(PasswordUtil.md5("000000", salt, 2));
        user.setSalt(salt);
        user.setType(1);
        boolean bool = userService.save(user);

        try {
            if (bool) {
                return Result.success(true, "200", "添加成功!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return Result.error(false, null, "添加失败!");
    }

    /**
     * 校验用户名是否存在
     *
     * @param username
     * @return
     */

    @RequestMapping("/checkUserName")
    public String checkUserName(String username) {
        Map<String, Object> map = new HashMap<>();
        try {
            QueryWrapper<User> queryWrapper = new QueryWrapper<>();
            queryWrapper.eq("username", username);
            User user = userService.getOne(queryWrapper);
            if (user != null) {
                map.put("exist", true);
                map.put("message", "用户名已存在");
            } else {
                map.put("exist", false);
                map.put("message", "用户名可以使用");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return JSON.toJSONString(map);
    }

    /**
     * 修改用户信息
     *
     * @param user
     * @return
     */
    @SysLog("用户修改操作")
    @PostMapping("/updateuser")
    public Result updateUser(User user) {

        boolean bool = userService.updateById(user);
        try {
            if (bool) {
                return Result.success(true, "200", "修改成功!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return Result.error(false, null, "修改失败!");
    }

    /**
     * 删除单条数据
     *
     * @param id
     * @return
     */
    @SysLog("用户删除操作")
    @RequestMapping("/deleteOne")
    public Result deleteOne(int id) {
        boolean bool = userService.removeById(id);
        try {
            if (bool) {
                return Result.success(true, "200", "删除成功!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return Result.error(false, null, "删除失败!");
    }

    /**
     * 重置密码
     *
     * @param id
     * @return
     */
    @SysLog("用户修改操作")
    @PostMapping("/resetPwd")
    public Result resetPwd(int id) {

        User user = new User();
        String salt = UUIDUtil.randomUUID();
        user.setUid(id);
        user.setPassword(PasswordUtil.md5("000000", salt, 2));
        user.setSalt(salt);
        boolean bool = userService.updateById(user);

        try {
            if (bool) {
                return Result.success(true, "200", "重置成功!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return Result.error(false, null, "重置失败!");
    }

    /**
     * 根据id查询当前用户拥有的角色
     *
     * @param id
     * @return
     */
    @RequestMapping("/initRoleByUserId")
    public DataGridViewResult initRoleByUserId(int id) {
        List<Map<String, Object>> mapList = null;
        try {
            //查询所有角色列表
            mapList = roleService.listMaps();
            //根据用户id查询用户拥有的角色
            Set<Integer> roleIdList = userService.findRoleByUserId(id);
            for (Map<String, Object> map : mapList) {
                //定义标记 默认不选中
                boolean flag = false;
                int roleId = (int) map.get("roleid");
                for (Integer rid : roleIdList) {
                    if (rid == roleId) {
                        flag = true;
                        break;
                    }
                }
                map.put("LAY_CHECKED", flag);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return new DataGridViewResult(Long.valueOf(mapList.size()), mapList);

    }

    /**
     * 为用户分配角色
     *
     * @param roleids
     * @param userid
     * @return
     */
    @SysLog("用户添加操作")
    @RequestMapping("/saveUserRole")
    public Result saveUserRole(String roleids, int userid) {

        try {
            if (userService.saveUserRole(userid, roleids)) {
                return Result.success(true, null, "分配成功");
            }

        } catch (Exception e) {
            e.printStackTrace();
        }
        return Result.error(false, null, "分配失败");

    }

    /**
     * 修改密码
     *
     * @param newPassWord1
     * @param newPassWord2
     * @return
     */
    @RequestMapping("/updateUserPassWord")
    public Result updateUserPassWord(String newPassWord1, String newPassWord2,HttpSession session) {
        User sessionUser = (User) session.getAttribute("username");

        if (newPassWord1.equals(newPassWord2)){
            User user = new User();
            String salt = UUIDUtil.randomUUID();
            user.setUid(sessionUser.getUid());
            user.setPassword(PasswordUtil.md5(newPassWord1, salt, 2));
            user.setSalt(salt);
            boolean bool = userService.updateById(user);
            if (bool){
                return Result.success(true,null,"修改成功");
            }else {
                return Result.error(false,null,"修改失败!");
            }
        }else {
            return Result.error(false,null,"修改失败,两次密码不一致!");
        }

    }

}

进货入库管理控制层: 

/**
 * 商品出入库管理请求Handler
 *
 */
@Controller
@RequestMapping(value = "stockRecordManage")
public class StockRecordManageHandler {

    @Autowired
    private StockRecordManageService stockRecordManageService;

    /**
     * 货物出库操作
     *
     * @param customerID      客户ID
     * @param goodsID         货物ID
     * @param repositoryIDStr 仓库ID
     * @param number          出库数量
     * @return 返回一个map,key为result的值表示操作是否成功
     */
    @RequestMapping(value = "stockOut", method = RequestMethod.POST)
    public
    @ResponseBody
    Map<String, Object> stockOut(@RequestParam("customerID") Integer customerID,
                                 @RequestParam("goodsID") Integer goodsID,
                                 @RequestParam(value = "repositoryID", required = false) String repositoryIDStr,
                                 @RequestParam("number") long number) throws StockRecordManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();
        String result = Response.RESPONSE_RESULT_ERROR;
        boolean authorizeCheck = true;
        boolean argumentCheck = true;
        Integer repositoryID = null;

        // 参数检查
        if (repositoryIDStr != null) {
            if (StringUtils.isNumeric(repositoryIDStr)) {
                repositoryID = Integer.valueOf(repositoryIDStr);
            } else {
                argumentCheck = false;
                responseContent.setResponseMsg("request argument error");
            }
        }

        // 获取 session 中的信息
        Subject currentUser = SecurityUtils.getSubject();
        Session session = currentUser.getSession();
        UserInfoDTO userInfo = (UserInfoDTO) session.getAttribute("userInfo");
        String personInCharge = userInfo == null ? "none" : userInfo.getUserName();
        Integer repositoryIDBelong = userInfo == null ? -1 : userInfo.getRepositoryBelong();

        // 设置非管理员请求的仓库ID
        if (!currentUser.hasRole("systemAdmin")) {
            if (repositoryIDBelong < 0) {
                authorizeCheck = false;
                responseContent.setResponseMsg("You are not authorized");
            } else {
                repositoryID = repositoryIDBelong;
            }
        }

        if (authorizeCheck && argumentCheck) {
            if (stockRecordManageService.stockOutOperation(customerID, goodsID, repositoryID, number, personInCharge))
                result = Response.RESPONSE_RESULT_SUCCESS;
        }

        // 设置 Response
        responseContent.setResponseResult(result);
        return responseContent.generateResponse();
    }

    /**
     * 货物入库操作
     *
     * @param supplierID      供应商ID
     * @param goodsID         货物ID
     * @param repositoryIDStr 仓库ID
     * @param number          入库数目
     * @return 返回一个map,key为result的值表示操作是否成功
     */
    @RequestMapping(value = "stockIn", method = RequestMethod.POST)
    public
    @ResponseBody
    Map<String, Object> stockIn(@RequestParam("supplierID") Integer supplierID,
                                @RequestParam("goodsID") Integer goodsID,
                                @RequestParam(value = "repositoryID", required = false) String repositoryIDStr,
                                @RequestParam("number") long number) throws StockRecordManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();
        String result = Response.RESPONSE_RESULT_ERROR;
        boolean authorizeCheck = true;
        boolean argumentCheck = true;
        Integer repositoryID = null;

        // 参数检查
        if (repositoryIDStr != null) {
            if (StringUtils.isNumeric(repositoryIDStr)) {
                repositoryID = Integer.valueOf(repositoryIDStr);
            } else {
                argumentCheck = false;
                responseContent.setResponseMsg("request argument error");
            }
        }

        // 获取session中的信息
        Subject currentUser = SecurityUtils.getSubject();
        Session session = currentUser.getSession();
        UserInfoDTO userInfo = (UserInfoDTO) session.getAttribute("userInfo");
        String personInCharge = userInfo == null ? "none" : userInfo.getUserName();
        Integer repositoryIDBelong = userInfo == null ? -1 : userInfo.getRepositoryBelong();

        // 设置非管理员请求的仓库ID
        if (!currentUser.hasRole("systemAdmin")) {
            if (repositoryIDBelong < 0) {
                authorizeCheck = false;
                responseContent.setResponseMsg("You are not authorized");
            } else {
                repositoryID = repositoryIDBelong;
            }
        }

        // 执行 Service
        if (authorizeCheck && argumentCheck) {
            if (stockRecordManageService.stockInOperation(supplierID, goodsID, repositoryID, number, personInCharge)) {
                result = Response.RESPONSE_RESULT_SUCCESS;
            }
        }

        // 设置 Response
        responseContent.setResponseResult(result);
        return responseContent.generateResponse();
    }

    /**
     * 查询出入库记录
     *
     * @param searchType      查询类型(查询所有或仅查询入库记录或仅查询出库记录)
     * @param repositoryIDStr 查询记录所对应的仓库ID
     * @param endDateStr      查询的记录起始日期
     * @param startDateStr    查询的记录结束日期
     * @param limit           分页大小
     * @param offset          分页偏移值
     * @return 返回一个Map,其中:Key为rows的值代表所有记录数据,Key为total的值代表记录的总条数
     */
    @SuppressWarnings({"SingleStatementInBlock", "unchecked"})
    @RequestMapping(value = "searchStockRecord", method = RequestMethod.GET)
    public @ResponseBody
    Map<String, Object> getStockRecord(@RequestParam("searchType") String searchType,
                                       @RequestParam("repositoryID") String repositoryIDStr,
                                       @RequestParam("startDate") String startDateStr,
                                       @RequestParam("endDate") String endDateStr,
                                       @RequestParam("limit") int limit,
                                       @RequestParam("offset") int offset) throws ParseException, StockRecordManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();
        List<StockRecordDTO> rows = null;
        long total = 0;

        // 参数检查
        String regex = "([0-9]{4})-([0-9]{2})-([0-9]{2})";
        boolean startDateFormatCheck = (StringUtils.isEmpty(startDateStr) || startDateStr.matches(regex));
        boolean endDateFormatCheck = (StringUtils.isEmpty(endDateStr) || endDateStr.matches(regex));
        boolean repositoryIDCheck = (StringUtils.isEmpty(repositoryIDStr) || StringUtils.isNumeric(repositoryIDStr));

        if (startDateFormatCheck && endDateFormatCheck && repositoryIDCheck) {
            Integer repositoryID = -1;
            if (StringUtils.isNumeric(repositoryIDStr)) {
                repositoryID = Integer.valueOf(repositoryIDStr);
            }

            // 转到 Service 执行查询
            Map<String, Object> queryResult = stockRecordManageService.selectStockRecord(repositoryID, startDateStr, endDateStr, searchType, offset, limit);
            if (queryResult != null) {
                rows = (List<StockRecordDTO>) queryResult.get("data");
                total = (long) queryResult.get("total");
            }
        } else
            responseContent.setResponseMsg("Request argument error");

        if (rows == null)
            rows = new ArrayList<>(0);

        responseContent.setCustomerInfo("rows", rows);
        responseContent.setResponseTotal(total);
        return responseContent.generateResponse();
    }
}

管理员管理控制层:


/**
 * 仓库管理员管理请求
 */
@Controller
@RequestMapping(value = "/**/repositoryAdminManage")
public class RepositoryAdminManageHandler {

    @Autowired
    private RepositoryAdminManageService repositoryAdminManageService;

    // 查询类型
    private static final String SEARCH_BY_ID = "searchByID";
    private static final String SEARCH_BY_NAME = "searchByName";
    private static final String SEARCH_BY_REPOSITORY_ID = "searchByRepositoryID";
    private static final String SEARCH_ALL = "searchAll";

    /**
     * 通用记录查询
     *
     * @param keyWord    查询关键字
     * @param searchType 查询类型
     * @param offset     分页偏移值
     * @param limit      分页大小
     * @return 返回所有符合条件的记录
     */
    private Map<String, Object> query(String keyWord, String searchType, int offset, int limit) throws RepositoryAdminManageServiceException {
        Map<String, Object> queryResult = null;

        // query
        switch (searchType) {
            case SEARCH_ALL:
                queryResult = repositoryAdminManageService.selectAll(offset, limit);
                break;
            case SEARCH_BY_ID:
                if (StringUtils.isNumeric(keyWord))
                    queryResult = repositoryAdminManageService.selectByID(Integer.valueOf(keyWord));
                break;
            case SEARCH_BY_NAME:
                queryResult = repositoryAdminManageService.selectByName(offset, limit, keyWord);
                break;
            case SEARCH_BY_REPOSITORY_ID:
                if (StringUtils.isNumeric(keyWord))
                    queryResult = repositoryAdminManageService.selectByRepositoryID(Integer.valueOf(keyWord));
                break;
            default:
                // do other things
                break;
        }

        return queryResult;
    }

    /**
     * 查询仓库管理员信息
     *
     * @param searchType 查询类型
     * @param offset     分页偏移值
     * @param limit      分页大小
     * @param keyWord    查询关键字
     * @return 返回一个Map,其中key=rows,表示查询出来的记录;key=total,表示记录的总条数
     */
    @SuppressWarnings("unchecked")
    @RequestMapping(value = "getRepositoryAdminList", method = RequestMethod.GET)
    public
    @ResponseBody
    Map<String, Object> getRepositoryAdmin(@RequestParam("searchType") String searchType,
                                           @RequestParam("keyWord") String keyWord, @RequestParam("offset") int offset,
                                           @RequestParam("limit") int limit) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();

        List<RepositoryAdmin> rows = null;
        long total = 0;

        // 查询
        Map<String, Object> queryResult = query(keyWord, searchType, offset, limit);

        if (queryResult != null) {
            rows = (List<RepositoryAdmin>) queryResult.get("data");
            total = (long) queryResult.get("total");
        }

        // 设置 Response
        responseContent.setCustomerInfo("rows", rows);
        responseContent.setResponseTotal(total);
        return responseContent.generateResponse();
    }

    /**
     * 添加一条仓库管理员信息
     *
     * @param repositoryAdmin 仓库管理员信息
     * @return 返回一个map,其中:key 为 result表示操作的结果,包括:success 与 error
     */
    @RequestMapping(value = "addRepositoryAdmin", method = RequestMethod.POST)
    public
    @ResponseBody
    Map<String, Object> addRepositoryAdmin(@RequestBody RepositoryAdmin repositoryAdmin) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();

        // 添加结果
        String result = repositoryAdminManageService.addRepositoryAdmin(repositoryAdmin)
                ? Response.RESPONSE_RESULT_SUCCESS : Response.RESPONSE_RESULT_ERROR;

        // 设置 Response
        responseContent.setResponseResult(result);
        return responseContent.generateResponse();
    }

    /**
     * 查询指定 ID 的仓库管理员信息
     *
     * @param repositoryAdminID 仓库管理员ID
     * @return 返回一个map,其中:key 为 result 的值为操作的结果,包括:success 与 error;key 为 data
     * 的值为仓库管理员信息
     */
    @RequestMapping(value = "getRepositoryAdminInfo", method = RequestMethod.GET)
    public
    @ResponseBody
    Map<String, Object> getRepositoryAdminInfo(Integer repositoryAdminID) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();
        String result = Response.RESPONSE_RESULT_ERROR;

        // 查询
        RepositoryAdmin repositoryAdmin = null;
        Map<String, Object> queryResult = repositoryAdminManageService.selectByID(repositoryAdminID);
        if (queryResult != null) {
            if ((repositoryAdmin = (RepositoryAdmin) queryResult.get("data")) != null)
                result = Response.RESPONSE_RESULT_SUCCESS;
        }

        // 设置 Response
        responseContent.setResponseResult(result);
        responseContent.setResponseData(repositoryAdmin);
        return responseContent.generateResponse();
    }

    /**
     * 更新仓库管理员信息
     *
     * @param repositoryAdmin 仓库管理员信息
     * @return 返回一个map,其中:key 为 result 的值为操作的结果,包括:success 与 error;key 为 data
     * 的值为仓库管理员信息
     */
    @RequestMapping(value = "updateRepositoryAdmin", method = RequestMethod.POST)
    public
    @ResponseBody
    Map<String, Object> updateRepositoryAdmin(@RequestBody RepositoryAdmin repositoryAdmin) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();

        // 更新
        String result = repositoryAdminManageService.updateRepositoryAdmin(repositoryAdmin)
                ? Response.RESPONSE_RESULT_SUCCESS : Response.RESPONSE_RESULT_ERROR;

        // 设置 Response
        responseContent.setResponseResult(result);
        return responseContent.generateResponse();
    }

    /**
     * 删除指定 ID 的仓库管理员信息
     *
     * @param repositoryAdminID 仓库ID
     * @return 返回一个map,其中:key 为 result 的值为操作的结果,包括:success 与 error;key 为 data
     * 的值为仓库管理员信息
     */
    @RequestMapping(value = "deleteRepositoryAdmin", method = RequestMethod.GET)
    public
    @ResponseBody
    Map<String, Object> deleteRepositoryAdmin(Integer repositoryAdminID) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();

        // 删除记录
        String result = repositoryAdminManageService.deleteRepositoryAdmin(repositoryAdminID)
                ? Response.RESPONSE_RESULT_SUCCESS : Response.RESPONSE_RESULT_ERROR;

        // 设置 Response
        responseContent.setResponseResult(result);
        return responseContent.generateResponse();
    }

    /**
     * 从文件中导入仓库管理员信息
     *
     * @param file 保存有仓库管理员信息的文件
     * @return 返回一个map,其中:key 为 result表示操作的结果,包括:success 与
     * error;key为total表示导入的总条数;key为available表示有效的条数
     */
    @RequestMapping(value = "importRepositoryAdmin", method = RequestMethod.POST)
    public
    @ResponseBody
    Map<String, Object> importRepositoryAdmin(MultipartFile file) throws RepositoryAdminManageServiceException {
        // 初始化 Response
        Response responseContent = ResponseFactory.newInstance();
        String result = Response.RESPONSE_RESULT_ERROR;

        // 读取文件
        long total = 0;
        long available = 0;
        if (file != null) {
            Map<String, Object> importInfo = repositoryAdminManageService.importRepositoryAdmin(file);
            if (importInfo != null) {
                total = (long) importInfo.get("total");
                available = (long) importInfo.get("available");
                result = Response.RESPONSE_RESULT_SUCCESS;
            }
        }

        // 设置 Response
        responseContent.setResponseResult(result);
        responseContent.setResponseTotal(total);
        responseContent.setCustomerInfo("available", available);
        return responseContent.generateResponse();
    }

    /**
     * 导出仓库管理员信息到文件中
     *
     * @param searchType 查询类型
     * @param keyWord    查询关键字
     * @param response   HttpServletResponse
     */
    @SuppressWarnings("unchecked")
    @RequestMapping(value = "exportRepositoryAdmin", method = RequestMethod.GET)
    public void exportRepositoryAdmin(@RequestParam("searchType") String searchType,
                                      @RequestParam("keyWord") String keyWord, HttpServletResponse response) throws RepositoryAdminManageServiceException, IOException {

        // 导出文件名
        String fileName = "repositoryAdminInfo.xlsx";

        // 查询
        List<RepositoryAdmin> repositoryAdmins;
        Map<String, Object> queryResult = query(keyWord, searchType, -1, -1);

        if (queryResult != null)
            repositoryAdmins = (List<RepositoryAdmin>) queryResult.get("data");
        else
            repositoryAdmins = new ArrayList<>();

        // 生成文件
        File file = repositoryAdminManageService.exportRepositoryAdmin(repositoryAdmins);

        // 输出文件
        if (file != null) {
            // 设置响应头
            response.addHeader("Content-Disposition", "attachment;filename=" + fileName);
            FileInputStream inputStream = new FileInputStream(file);
            OutputStream outputStream = response.getOutputStream();
            byte[] buffer = new byte[8192];

            int len;
            while ((len = inputStream.read(buffer, 0, buffer.length)) > 0) {
                outputStream.write(buffer, 0, len);
                outputStream.flush();
            }

            inputStream.close();
            outputStream.close();
        }
    }
}

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转载自blog.csdn.net/m0_66863468/article/details/125118389