[ANDROID] RETROFIT2 파일 + 텍스트 전송

서버 Controller

@RequestMapping(value="/app/uploadFile.do", method = {RequestMethod.GET, RequestMethod.POST})
public @ResponseBody Object uploadFile(MultipartHttpServletRequest request) throws Exception{
	ModelAndView mv = new ModelAndView("jsonView");

	System.out.println("test===" + request.getParameter("test"));

	return mv;
}

 

 

앱 RetrofitService.java

import java.util.LinkedHashMap;
import java.util.List;

import okhttp3.MultipartBody;
import okhttp3.RequestBody;
import retrofit2.Call;
import retrofit2.http.Multipart;
import retrofit2.http.POST;
import retrofit2.http.Part;
import retrofit2.http.PartMap;

public interface RetrofitService {


    @Multipart
    @POST("/app/uploadFile.do")
    Call<JsonObject> uploadFile(@PartMap() LinkedHashMap<String, RequestBody> partMap, @Part List<MultipartBody.Part> names);


}

 

 

 

앱 RetrofitImg.java

import java.io.IOException;

import okhttp3.Interceptor;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.Response;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;

public class RetrofitImg {

    private static RetrofitImg ourInstance = new RetrofitImg();
    public static RetrofitImg getInstance() {
        return ourInstance;
    }
    private RetrofitImg() {
    }

    OkHttpClient defaultHttpClient = new OkHttpClient.Builder().addInterceptor(new Interceptor() {
        @Override
        public Response intercept(Chain chain) throws IOException {
            Request request = chain.request().newBuilder()
                    .addHeader("Content-Type","image/jpeg")
                    .build();
            return chain.proceed(request);

        }
    }).build();


    Retrofit retrofit = new Retrofit.Builder()
            .baseUrl("http://172.16.75.54:7070")
            .addConverterFactory(GsonConverterFactory.create()) // 파싱등록
            .client(defaultHttpClient)
            .build();

    RetrofitService service = retrofit.create(RetrofitService.class);

    public RetrofitService getService() {
        return service;
    }
}

 

 

 

앱 MainActivity.java

public static void fileUpload (File file) {

	Log.d(TAG, "file===" + file.getName());

	RequestBody requestBody;
	MultipartBody.Part body;
	LinkedHashMap<String, RequestBody> mapRequestBody = new LinkedHashMap<String, RequestBody>();
	List<MultipartBody.Part> arrBody = new ArrayList<>();


	requestBody = RequestBody.create(MediaType.parse("multipart/form-data"), file);
	mapRequestBody.put("file\"; filename=\"" + file.getName(), requestBody);
	mapRequestBody.put("test", RequestBody.create(MediaType.parse("text/plain"), "gogogogogogogog"));


	body = MultipartBody.Part.createFormData("fileName", file.getName(), requestBody);
	arrBody.add(body);


	Call<JsonObject> call = RetrofitImg.getInstance().getService().uploadFile(mapRequestBody, arrBody);

	call.enqueue(new Callback<JsonObject>() {
      @Override
      public void onResponse(Call<JsonObject> call, Response<JsonObject> response) {

          if (response.body() != null) {

          }
      }

      @Override
      public void onFailure(Call<JsonObject> call, Throwable t) {
          Log.e(TAG + "Err", t.getMessage());
      }
	});


}