OrderedSet set = new OrderedSet();
set.add( new Integer( 3 ) );
set.add( new Integer( 8 ) );
set.add( new Integer( 2 ) );
set.add( new Integer( -2 ) );
set.add( new Integer( 10 ) );
System.out.println( set );
OrderedSetIterator lower = set.lowerBound( new Integer( 3 ) );
System.out.println( "First element that is not before 3 = " + lower.get() );
OrderedSetIterator upper = set.upperBound( new Integer( 3 ) );
System.out.println( "First element that is after 3 = " + upper.get() );