RestTemplate发送带文件的请求

RestTemplate发送带文件的请求

服务A

    @PostMapping("/CloudUploadFile")
    @ResponseBody
    public String UploadFile(MultipartFile file, String module) throws IOException{
    
    
        MultiValueMap<String, Object> bodyParams = new LinkedMultiValueMap<>();
        org.springframework.core.io.Resource resource = new ByteArrayResource(file.getBytes()){
    
    
            @Override
            public String getFilename() {
    
    
                return file.getOriginalFilename();
            }
        };
        bodyParams.add("file", resource);
        bodyParams.add("module",module);
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.MULTIPART_FORM_DATA);
        HttpEntity<MultiValueMap<String, Object>> requestEntity = new HttpEntity<>(bodyParams, headers);
        String Result= restTemplate.postForObject(ManagementURL+"/CloudUploadFile/", requestEntity, String.class);
        return Result;
    }

服务B

    @PostMapping("/CloudUploadFile")
    @ResponseBody
    public String UploadFile(@RequestParam("file") MultipartFile file,@RequestParam("module") String module){
    
    
        return managementService.ExecuteCloudUploadFile(file,module);
    }

接收文件夹包含很多文件的情况
服务A

@PostMapping("/LexerRunUploadFile")
    @ResponseBody
    public String LexerRunUploadFile(HttpServletRequest request) throws IOException{
    
    
        MultipartHttpServletRequest params=((MultipartHttpServletRequest) request);
        List<MultipartFile> files = params.getFiles("file");
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.MULTIPART_FORM_DATA);
        MultiValueMap<String, Object> paramsMap = new LinkedMultiValueMap<>();
        String Result="";
        try {
    
    

            for(MultipartFile file : files) {
    
    
                ByteArrayResource resource = new ByteArrayResource(file.getBytes()) {
    
    
                    @Override
                    public String getFilename() {
    
    
                        return file.getOriginalFilename();
                    }
                };
                paramsMap.add("files", resource);
            }

            // 构造请求的实体。包含body和headers的内容
            HttpEntity<MultiValueMap<String, Object>> requestEntity = new HttpEntity<>(paramsMap, headers);
            Result= restTemplate.postForEntity(LexerRunUrl+"/LexerRunUploadFile/", requestEntity, String.class).getBody();
        } catch (Exception e) {
    
    
            e.printStackTrace();
        }
        return Result;
    }

服务B

    @RequestMapping(value ="/LexerRunUploadFile",method = RequestMethod.POST,
            consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    @ResponseBody
    public String LexerRunUploadFile(@RequestPart("files") List<MultipartFile> files){
    
    
        return LexerClauserService.uploadFile(files);
    }