服務器：

??? public String uploadInfo() throws IOException{
?? ??? ?
?? ??? ?System.out.println(username + "," +password);
?? ??? ?
?? ??? ?if(mPhoto == null){
?? ??? ??? ?System.out.println(mPhotoFileName + "is null .");
?? ??? ?}

?? ??? ?String dir = ServletActionContext.getServletContext().getRealPath("files");
?? ??? ?
?? ??? ?File file = new File(dir,mPhotoFileName);
?? ??? ?
?? ??? ?FileUtils.copyFile(mPhoto,file);//上傳文件
?? ??? ?
?? ??? ?return null;
?? ?}

ERROR org.apache.struts2.dispatcher.Dispatcher - Could not find action or result
/imooc_okhttp/uploadInfo

客戶端：

????public?void?doUpload(View?view)?throws?IOException?{
????
????????File?file?=?new?File(Environment.getExternalStorageDirectory(),"temp.jpg");
????????if?(!file.exists()){
????????????L.e(file.getAbsolutePath()+"not?exist!");
????????????return;
????????}
?????????RequestBody?requestBody?=?new?MultipartBody.Builder()
????????????????.setType(MultipartBody.FORM)
????????????????.addFormDataPart("username","hyman")
????????????????.addFormDataPart("password","1234")
????????????????.addFormDataPart("mPhoto","temp.jpg",RequestBody.create(MediaType.parse("application/octet-stream"),file))
????????????????.build();
????????Request?request?=?new?Request.Builder()
????????????????.url(BaseUrl+"uploadInfo")
????????????????.post(requestBody)
????????????????.build();
????????????????
????????executeRequest(request);
????}

點擊按鈕之后是html的文檔