// construct and populate a verb$NavigableSet$ whose iterator returns its
// elements in the reverse of natural order:
NavigableSet<String> base = new TreeSet<String>(Collections.reverseOrder());
Collections.addAll(base, "b", "a", "c");
// call the two different constructors for verb$TreeSet$, supplying the
// set just constructed, but with different static types:
NavigableSet<String> sortedSet1 = new TreeSet<String>((Set<String>)base);
NavigableSet<String> sortedSet2 = new TreeSet<String>(base);
// and the two sets have different iteration orders:
List<String> forward = new ArrayList<String>();
forward.addAll(sortedSet1);
List<String> backward = new ArrayList<String>();
backward.addAll(sortedSet2);
assert !forward.equals(backward);
Collections.reverse(forward);
assert forward.equals(backward);
