docs: private static void innerSetHelperClass(Class<? extends OrmLiteSqliteOpenHelper> openHelperClass) {
  		// make sure if that there are not 2 helper classes in an application
  		if (openHelperClass == null) {
  			throw new IllegalStateException("Helper class was trying to be reset to null");
  		} else if (helperClass == null) {
  			helperClass = openHelperClass;
  		} else if (helperClass != openHelperClass) {
  			throw new IllegalStateException("Helper class was " + helperClass + " but is trying to be reset to "
  					+ openHelperClass);
  		}
  	}