iter = new IteratorTruncate<HitLARQ>(new ScoreTest(scoreLimit), iter) ;
HitConverter converter = new HitConverter(binding, match, score) ;
Iterator<Binding> iter2 = new Map1Iterator<HitLARQ, Binding>(converter, iter) ;
QueryIterator qIter = new QueryIterPlainWrapper(iter2, execCxt) ;
if ( limit >= 0 )
qIter = new QueryIterSlice(qIter, 0, limit, execCxt) ;
return qIter ;
}