gistfile1.java

@Override
   public void onFloatingActionTrigger() {
       getRandomQuestion();
   }
 
   private void getRandomQuestion() {
       setRefreshing(true);
       NetworkActionMaker.MKE.networkRequest(mActivity, RequestDefinition.MY_QUESTIONS_GET_RANDOM, new NetworkActionCallback<QuestionWrapper>() {
          
          // this is a non-abstract TEMPLATE METHOD. Empty by default.
          @Override
          public void onNetworkActionError() {
             
          }
          
          // invoked only if no exceptions
           @Override
           public void onNetworkActionDone(ResponseWrapper<QuestionWrapper> result) {
               setRefreshing(false);
               mAdapter.addRandomQuestion(result.getData().getQuestion());
               mQuestionsList.setSelectionAfterHeaderView();
           }
       }, QuestionWrapper.class);
   }