Implementation of this class will be notified each time there is a change in the
Use this method to update whichever data structure you using to hold the data.
This is invoked when new data is received. it asynchronously on the doBackground method of an AsyncTask.
Please note this method is never run on the main UI thread.
- records – list of data for the current page.
Invoked when a new list of records has been added to the current records. this is called after fetchNextPageData();
This method should be run on the main ui thread. on AsyncTask this should be invoked on onPostExecute()