docs: public static DroolsFactory init() {
  		try {
  			DroolsFactory theDroolsFactory = (DroolsFactory)EPackage.Registry.INSTANCE.getEFactory("http://www.jboss.org/drools"); 
  			if (theDroolsFactory != null) {
  				return theDroolsFactory;
  			}
  		}
  		catch (Exception exception) {
  			EcorePlugin.INSTANCE.log(exception);
  		}
  		return new DroolsFactoryImpl();
  	}