public List<AVA> avas(){
  List<AVA> list=avaList;
  if (list == null) {
    list=Collections.unmodifiableList(Arrays.asList(assertion));
    avaList=list;
  }
  return list;
}

public List < AVA > avas ( ) { List < AVA > list = avaList ; if ( list == null ) { list = Collections . unmodifiableList ( Arrays . asList ( assertion ) ) ; avaList = list ; } return list ; }
return an immutable list of the avas in this rdn .
