post file （okhttp）頭像上傳

注意：這裏的jar是okhttp-3.6.0.jar
圖片在：D:\workspace\7723gameTest\res\a.png
詳細代碼見百度雲盤：PostFile

package com.tester20170303;

import java.io.File;
import java.io.IOException;

import org.testng.annotations.Test;
import net.sf.json.JSONException;
import net.sf.json.JSONObject;
import okhttp3.MediaType;
import okhttp3.MultipartBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;
public class touxiangshangchuan {
      public static final String TAG = "UploadHelper";
        private static final MediaType MEDIA_TYPE_PNG = MediaType.parse("image/png");
        private final OkHttpClient client = new OkHttpClient();

        public String upload(String imageType,String uid,String mod,String sign,File file) throws Exception{

            RequestBody fileBody = RequestBody.create(MediaType.parse("image/png"), file);

            RequestBody requestBody = new MultipartBody.Builder()
                    .setType(MultipartBody.FORM)
    ///                .addPart(
//                          Headers.of("Content-Disposition", "form-data; name=\"file\"; filename=\"" + fileName + "\""),
//                          RequestBody.create(MEDIA_TYPE_PNG, file))
//                  .addPart(
//                          Headers.of("Content-Disposition", "form-data; name=\"imagetype\""),
//                          RequestBody.create(null, imageType))
//                  .addPart(
//                          Headers.of("Content-Disposition", "form-data; name=\"uid\""),
//                          RequestBody.create(null, uid))

                    .addFormDataPart("avatar", "a.png", fileBody)
                    .addFormDataPart("imagetype", imageType)
                    .addFormDataPart("uid", uid)
                    .addFormDataPart("sign", sign)
                    .addFormDataPart("mod", mod)
                    .build();

            Request request = new Request.Builder()
                    .url("http://gateway.dev.7723.com/index.php/v3/user/h")
                    .addHeader("app-id","7723cn_android_phone")
                    .addHeader("did", "12345678901234567980123456789012")
                    .addHeader("version","3.0.0")
                    .addHeader("nonce-str", "12345678901234567980123456789012")
                    .addHeader("time-stamp", "1478900121")
                    .addHeader("encypt-did", "0cb196a3547dff5ef13ea6e178f8a066055528df0d326735917f6dc696ebeec5")
                    .addHeader("method", "user.h")
                    .post(requestBody)
                    .build();


            Response response;
            try {
                response = client.newCall(request).execute();
                String jsonString = response.body().string();
               // Log.d(TAG," upload jsonString ="+jsonString);
                System.out.println(" upload jsonString ="+jsonString+"--------------------------------");

                if(!response.isSuccessful()){
                    throw new Exception("upload error code "+response);
                }else{
                    JSONObject jsonObject =JSONObject.fromObject(jsonString);
                    int errorCode = jsonObject.getInt("errorCode");
                    if(errorCode == 0){
                        //Log.d(TAG," upload data ="+jsonObject.getString("data"));
                        return jsonObject.getString("data");
                    }else {
                        throw new Exception("upload error code "+errorCode+",errorInfo="+jsonObject.getString("errorInfo"));
                    }
                }

            } catch (IOException e) {
                //Log.d(TAG,"upload IOException ",e);
            }catch (JSONException e){
                //Log.d(TAG,"upload JSONException ",e);
            }
            return null;
        }

        @Test
        public void test() throws Exception{
            String imageType="jpg";
            String uid="1";
            String mod="avatar";
            String sign="a";
            File file=new File("D:\\workspace\\7723gameTest\\res\\a.png");
            String a= upload( imageType, uid, mod,sign,file);
        }

}

參考資料見：http://blog.csdn.net/android_freshman/article/details/51910937