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>
原文：https://www.cnblogs.com/syscn/p/11622840.html