package com.example.coach.api; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import retrofit2.Retrofit; import retrofit2.converter.gson.GsonConverterFactory; public class CoachApi { private static final String API_URL = "http://10.0.2.2/rest_coach/"; private static Retrofit retrofit = null; private static Gson gson = new GsonBuilder() .setDateFormat("yyyy-MM-dd HH:mm:ss") .create(); public static Retrofit getRetrofit() { if(retrofit == null){ retrofit = new Retrofit.Builder() .baseUrl(API_URL) .addConverterFactory(GsonConverterFactory.create(gson)) .build(); } return retrofit; } public static Gson getGson() { return gson; } }