code: public Entity getEntity_ref() {
      if (EntityMention_Type.featOkTst && ((EntityMention_Type)jcasType).casFeat_entity_ref == null)
        jcasType.jcas.throwFeatMissing("entity_ref", "de.julielab.jules.types.ace.EntityMention");
      return (Entity)(jcasType.ll_cas.ll_getFSForRef(jcasType.ll_cas.ll_getRefValue(addr, ((EntityMention_Type)jcasType).casFeatCode_entity_ref)));}
docs: getter for entity_ref - gets
  @generated
  @return value of the feature