code: public static SharedPreferenceUtils initWith(SharedPreferences sharedPreferences) {
  
  		if (sharedPreferenceUtils == null) {
  			sharedPreferenceUtils = new SharedPreferenceUtils();
  		}
  		sharedPreferenceUtils.sharedPreferences = sharedPreferences;
  		return sharedPreferenceUtils;
  	}
docs: Init SharedPreferenceUtils with SharedPreferences file
  
  @param sharedPreferences
  : SharedPreferences object to init with.
  
  @return : SharedPreferenceUtils object. It will store the sharedPreferences value with given SharedPreferences.