@Override
    public Object makeComparatorTrigger ( Object tgt, Comparator<?> cmp ) throws Exception {
        return JDKUtil.makePriorityQueue(tgt, cmp);
    }
{@inheritDoc}

@see marshalsec.UtilFactory#makeComparatorTrigger(java.lang.Object, java.util.Comparator)
src/main/java/marshalsec/XStream.java