code: public static SimpleExpressionsFactory init()
    {
      try
      {
        SimpleExpressionsFactory theSimpleExpressionsFactory = (SimpleExpressionsFactory)EPackage.Registry.INSTANCE.getEFactory(SimpleExpressionsPackage.eNS_URI);
        if (theSimpleExpressionsFactory != null)
        {
          return theSimpleExpressionsFactory;
        }
      }
      catch (Exception exception)
      {
        EcorePlugin.INSTANCE.log(exception);
      }
      return new SimpleExpressionsFactoryImpl();
    }
docs: Creates the default factory implementation.
  <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated