spring boot 圖片上傳

小※兽發表於2024-03-06
Spring Boot
 1       /*
 2           白名單請求都直接放行:
 3          */
 4         List<String> urlList = new ArrayList<>(); 8         //對上傳圖片的url介面/product/img-upload的請求直接放行
 9         urlList.add("/product/img-upload");
10         //對static下的/img/upload中的靜態資源圖片的訪問直接放行
11         if(urlList.contains(path)||path.contains("/img/upload")){
12             chain.doFilter(request, response);
13             return;
14         }
 1     /**
 2      * 上傳圖片的url介面/product/img-upload
 3      *
 4      * 引數MultipartFile file物件封裝了上傳的圖片;
 5      *
 6      * @CrossOrigin表示該url介面允許跨域請求;
 7      */
 8     @CrossOrigin
 9     @PostMapping("/img-upload")
10     public Result uploadImage(MultipartFile file){
11 
12         try {
13             //拿到圖片上傳到的目錄(類路徑classes下的static/img/upload)的File物件
14             File uploadDirFile = ResourceUtils.getFile(uploadPath);
15             //拿到圖片上傳到的目錄的磁碟路徑
16             String uploadDirPath = uploadDirFile.getAbsolutePath();
17             //拿到圖片儲存到的磁碟路徑
18             String fileUploadPath = uploadDirPath + "\\" + file.getOriginalFilename();
19             //儲存圖片
20             file.transferTo(new File(fileUploadPath));
21             return Result.ok("圖片上傳成功！");
22         } catch (Exception e) {
23             return Result.err(Result.CODE_ERR_BUSINESS,"圖片上傳失敗！");
24         }
25     }
1 #application.properties檔案
2 # 圖片上傳位置
3 file.upload-path=classpath:static/img/upload
4 # 上傳的圖片儲存資料庫的訪問路徑
5 file.access-path=/img/upload/

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