JourneyMVPLoader_DataManager.java

public class DataManager {
    private static DataManager dataManager;
    private final Context context;
    private SharedPreferencesHelper sharedPreferencesHelper;
  
    private DataManager(Context context) {
        this.context = context;
        /* Create your delegation managers here like 
          NetworkManager, SharedPreferencesHelper etc. */
        sharedPreferencesHelper = new SharedPreferencesHelper();
    }
    
    public static void init(Context context) {
        dataManager = new DataManager(context);
    }
    
    public static DataManager getDataManager(){
        return dataManager;
    }
    
    /**
     * Change the name in the appropriate model. It can be
       shared preferences, or SQL db or Realm db or making a   
       network call (Dispatched via Network Manager) to save the 
       name in server. Here I'm using a shared preference as an 
       example */
    public void saveName(String name) {
        sharedPreferencesHelper.saveName(context, name);
    }
}