Httpclient文件上传

public static void upload(String url,File file,String filename) {
        CloseableHttpClient httpclient = HttpClients.createDefault();
        try {
            HttpPost httppost = new HttpPost(url);
            RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(200000).setSocketTimeout(200000).build();
            httppost.setConfig(requestConfig);
            FileBody bin = new FileBody(file);
            StringBody comment = new StringBody(filename, ContentType.TEXT_PLAIN);
            HttpEntity reqEntity = MultipartEntityBuilder.create().addPart("file", bin).addPart("filename", comment).build();
            httppost.setEntity(reqEntity);
            System.out.println("executing request " + httppost.getRequestLine());
            CloseableHttpResponse response = httpclient.execute(httppost);
            try {
                System.out.println(response.getStatusLine());
                HttpEntity resEntity = response.getEntity();
                if (resEntity != null) {
                    String responseEntityStr = EntityUtils.toString(response.getEntity());
                    System.out.println(responseEntityStr);
                }
                EntityUtils.consume(resEntity);
            } finally {
                response.close();
            }
        } catch (ClientProtocolException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                httpclient.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }

　　

@PostMapping("/upload")
    public Result upload(@RequestParam("file") MultipartFile file, String filename){
        Result s = new Result(1, "success");
        String usrHome = System.getProperty("user.home");
        try {
            String path = usrHome+"/image/";
            path = path.replace("\\","/");
            System.out.println(path);
            File f = new File(path);
            if(!f.exists()){
                f.mkdirs();
            }
            UploadUtils.uploadFileTest(file,path,filename);
        }catch (Exception e){
            s.setCode(0);
            s.setMessage("失败");
        }
        return s ;
    }

　　

public static  void uploadFileTest(MultipartFile zipFile,String targetFilePath,String fileName) {
        File targetFile = new File(targetFilePath + File.separator + fileName);
        FileOutputStream fileOutputStream = null;
        try {
            fileOutputStream = new FileOutputStream(targetFile);
            IOUtils.copy(zipFile.getInputStream(), fileOutputStream);
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                fileOutputStream.close();
            } catch (IOException e) {
            }
        }
    }

<dependency>
    <groupId>org.apache.httpcomponents</groupId>
    <artifactId>httpclient</artifactId>
    <version>4.5.3</version>
</dependency>
<dependency>
    <groupId>org.apache.httpcomponents</groupId>
    <artifactId>httpmime</artifactId>
    <version>4.5.3</version>
</dependency>