1. Creating a Shared Preference
SharedPreferences mPrefs = getPreferences(MODE_PRIVATE);
2. To Save
Editor prefsEditor = mPrefs.edit();
Gson gson = new Gson();
String json = gson.toJson(MyObject);
prefsEditor.putString("MyObject", json);
prefsEditor.commit();
3. To Retreive
Gson gson = new Gson();
String json = mPrefs.getString("MyObject", "");
MyObject obj = gson.fromJson(json, MyObject.class);
