佳贝网是一个b2模式的电商网站，采用分布式、集群模式开发，使用Spring+SpringMVC+mybatis框架开发.zip

package com.jb.web.controller; import com.alibaba.dubbo.config.annotation.Reference; import com.alibaba.fastjson.JSON; import com.jb.core.base.AjaxResult; import com.jb.core.base.PageResult; import com.jb.core.base.RequestPath; import com.jb.core.dd.DataDictionary; import com.jb.core.exception.InputParamsNullException; import com.jb.core.io.FastDFSUtil; import com.jb.entity.Brand; import com.jb.facade.service.BrandCenterService; import com.jb.log.Log; import org.csource.common.MyException; import org.springframework.beans.factory.annotation.Value; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.*; import org.springframework.web.multipart.MultipartFile; import java.io.IOException; import java.util.List; import java.util.Map; /** * 品牌管理控制器 * Created by 27654 on 2018/10/19. */ @Controller @RequestMapping("/" + BrandController.DOMAIN) public class BrandController { public static final String DOMAIN = "brand"; @Reference(check = false) private BrandCenterService brandCenterService; @Value("${fileServerIP}") private String fileServerIP; //文件服务器IP地址 /** * 分页查找品牌数据 * * @param row 当前页 * @param length 页长 * @param search 搜索条件 * @return Ajax 统一格式返回结果集 */ @ResponseBody @RequestMapping(value = RequestPath.RESTFUL + RequestPath.JSON, method = RequestMethod.GET) public String get(@PathVariable("value") Long row, @RequestParam(value = "length", required = false) Integer length, @RequestParam(required = false) Map<String, Object> search) { AjaxResult ajRs = null; try { System.err.println("SEARCH == " + JSON.toJSONString(search)); PageResult page = new PageResult(row, length, search); page = brandCenterService.getBrand(page); ajRs = new AjaxResult(DataDictionary.OK, page); } catch (InputParamsNullException e) { Log.logger.error(e.getMessage(), e); return new AjaxResult(DataDictionary.PARAMS_NULL, "err/404").toJSON(); } catch (Exception e) { Log.logger.error(e.getMessage(), e); return new AjaxResult(DataDictionary.NET_BAD, "err/500").toJSON(); } return ajRs.toJSON(); } /** * 文件上传接口定义 * * @param file 文件流 * @return 图片绝对地址 */ @ResponseBody @RequestMapping(value = RequestPath.UPLOAD, method = RequestMethod.POST) public String upload(@RequestParam MultipartFile file) { AjaxResult ajRs = null; if (file == null || file.isEmpty()) { return new AjaxResult(DataDictionary.PARAMS_NULL).toJSON(); } try { FastDFSUtil dfsUtil = new FastDFSUtil(); String path = dfsUtil.uploadFile(file.getOriginalFilename(), file.getBytes()); String src = "http://" + fileServerIP + "/" + path; ajRs = new AjaxResult(DataDictionary.SUCCESS, src); } catch (Exception e) { Log.logger.error(e.getMessage(), e); return new AjaxResult(DataDictionary.NET_BAD).toJSON(); } return ajRs.toJSON(); } /** * 更新保存品牌信息 * * @param brand 品牌基本信息 * @param url 将要删除的图片 * @return AJAX统一格式结果集 */ @ResponseBody @RequestMapping(value = RequestPath.SAVE, method = RequestMethod.POST) public String save(Brand brand, @RequestParam(value = "url", required = false) String url) { int row; FastDFSUtil dfsUtil = new FastDFSUtil(); AjaxResult ajaxRs = null; if (brand == null) { return new AjaxResult(DataDictionary.PARAMS_NULL).toJSON(); } try { if (brand.getId() == null || brand.equals("")) { row = brandCenterService.addBrand(brand); } else { row = brandCenterService.editerBrand(brand); } if (row > 0) { ajaxRs = new AjaxResult(DataDictionary.SUCCESS); if (url != null) { String group = url.substring(url.indexOf("group")); dfsUtil.delete_file(group); } } else { ajaxRs = new AjaxResult(DataDictionary.FAILED); } } catch (Exception e) { Log.logger.error(e.getMessage(), e); if (brand.getLogo() != null) { try { dfsUtil.delete_file(brand.getLogo()); //删除文件 } catch (IOException e1) { Log.logger.error(e.getMessage(), e); } catch (MyException e1) { Log.logger.error(e.getMessage(), e); } } ajaxRs = new AjaxResult(DataDictionary.NET_BAD); } return ajaxRs.toJSON(); } /** * 删除指定id的品牌 * * @param id 删除的id * @return 统一结果集 */ @ResponseBody @RequestMapping(value = RequestPath.RESTFUL + RequestPath.DELET, method = RequestMethod.POST) public String delete(@PathVariable("value") Long id, @RequestParam("url") String url) { AjaxResult ajaxRs; System.err.println("URL === " + id); if (id == null) { return new AjaxResult(DataDictionary.PARAMS_NULL).toJSON(); } try { int row = brandCenterService.delBrand(id); if (row > 0) { if (url != null) { //删除图片 String group = url.substring(url.indexOf("group")); new FastDFSUtil().delete_file(group); } ajaxRs = new AjaxResult(DataDictionary.SUCCESS); } else { ajaxRs = new AjaxResult(DataDictionary.FAILED); } } catch (InputParamsNullException e) { Log.logger.error(e.getMessage(), e); return new AjaxResult(DataDictionary.NET_BAD).toJSON(); } catch (Exception e) { Log.logger.error(e.getMessage(), e); return new AjaxResult(DataDictionary.NET_BAD).toJSON(); } return ajaxRs.toJSON(); } @ResponseBody @RequestMapping(value = RequestPath.RESTFUL + RequestPath.SEARCH, method = RequestMethod.GET) public String getBrand(@PathVariable("value") String name) { AjaxResult ajaxRs = null; try { if(name == null || name.equals("")){ return new AjaxResult(DataDictionary.PARAMS_NULL).toJSON(); } List<Brand> brands = brandCenterService.getBrands(name); ajaxRs = new AjaxResult(DataDictionary.SUCCESS, brands); } catch (Exception e) { Log.logger.error(e.getMessage(), e); ajaxRs = new AjaxResult(DataDictionary.NET_BAD); } return ajaxRs.toJSON(); } }