public static class PlaceholderFragment extends Fragment {

        public PlaceholderFragment() {}

        public static PlaceholderFragment newInstance(Tab tab) {
            PlaceholderFragment fragment = new PlaceholderFragment();
            Bundle args = new Bundle();
            args.putParcelable(Tab.class.getCanonicalName(), tab);
            fragment.setArguments(args);
            return fragment;
        }

        @Override
        public View onCreateView(LayoutInflater inflater, ViewGroup container,
                                 Bundle savedInstanceState) {
            View rootView = inflater.inflate(R.layout.fragment_communication, container, false);
            initMessages(rootView);

            return rootView;
        }

        private void initMessages(View rootView) {
            final RecyclerView rv = (RecyclerView) rootView.findViewById(R.id.rv_message);
            final TextView text = (TextView) rootView.findViewById(R.id.fragment_text);
            Tab tab = getArguments().getParcelable(Tab.class.getCanonicalName());

            GsonBuilder builder = new GsonBuilder();
            builder.registerTypeAdapter(Date.class, new DateTypeAdapter());
            Retrofit retrofit = new Retrofit.Builder()
                    .baseUrl(Constants.HOST)
                    .addConverterFactory(GsonConverterFactory.create(builder.create()))
                    .build();
            PsychogolistAPI service = retrofit.create(PsychogolistAPI.class);

            Utils.initProgressDialog(progressDialog, rootView.getContext());
            assert tab != null;

            Call<List<Message>> call = service.getAllMessageByTab(tab.getId());

            call.enqueue(new Callback<List<Message>>() {
                @Override
                public void onResponse(Call<List<Message>> call, Response<List<Message>> response) {
                    if(response.isSuccessful())
                        Log.e("samuliak", "list size > " + response.body().size());
                }

                @Override
                public void onFailure(Call<List<Message>> call, Throwable t) {
                }
            });

}

/*
Работа с смс
 */
// список смс по табу
@GET("mes/tab{id}")
Call<List<Message>> getAllMessageByTab(@Path("id") int id)

//   Получить все смс по табу
@RequestMapping(value = "/mes/tab{id}", method = RequestMethod.GET)
@ResponseBody
public List<Message> getAllMessageByTab(@PathVariable("id") int id){
    return service.getAllMessageByTabId(id);
}