@Multipart

    @POST("cyxx/Feedback/add.do")

    Observable<ResponseBody> getFeedbackResult(

            @PartMap Map<String, RequestBody> params

    );

Map<String, RequestBody> map = new HashMap<>();

//text属性如何放入

map.put("name",RxPartMapUtils.toRequestBodyOfText(mAccount));

//file属性如何放入

   for (String _selectedPhoto : pSelectedPhotos) {

            File _file = new File(_selectedPhoto);

            Log.e(TAG,"file"+_file.exists());

            if(_file.exists()) {

              RequestBody _requestBody =              RxPartMapUtils.toRequestBodyOfImage(_file);

              Log.e(TAG,"file:"+_file.getName());

              map.put("file\"; filename=\""+_file.getName()+"", _requestBody);

            }

        }

   public static RequestBody toRequestBodyOfText (String value) {

        RequestBody body = RequestBody.create(MediaType.parse("text/plain"), value);

        return body ;

    }

  public static RequestBody toRequestBodyOfImage(File pFile){

        RequestBody fileBody = RequestBody.create(MediaType.parse("image/*"), pFile);

        return fileBody;

    }