public StringList getVariants ( ) { if ( Summary_Type . featOkTst && ( ( Summary_Type ) jcasType ) . casFeat_variants == null ) jcasType . jcas . throwFeatMissing ( "variants" , "edu.cmu.lti.oaqa.type.answer.Summary" ) ; return ( StringList ) ( jcasType . ll_cas . ll_getFSForRef ( jcasType . ll_cas . ll_getRefValue ( addr , ( ( Summary_Type ) jcasType ) . casFeatCode_variants ) ) ) ; }
getter for variants - gets List of alternative answer summaries .