@@ -360,16 +360,16 @@ return m.higherKey(e); } public E pollFirst() { Map.Entry<E,Object> e = m.pollFirstEntry(); - return e == null? null : e.getKey(); + return (e == null) ? null : e.getKey(); } public E pollLast() { Map.Entry<E,Object> e = m.pollLastEntry(); - return e == null? null : e.getKey(); + return (e == null) ? null : e.getKey(); } /* ---------------- SortedSet operations -------------- */