// Order key-value pairs based on the hash value of the key.
OrderedMap map1 = new OrderedMap();
map1.put( new Integer( 1 ), "one" );
map1.put( new Integer( 3 ), "three" );
map1.put( new Integer( 2 ), "two" );
System.out.println( "map1 = " + map1 );
// Order key-value pairs in descending numeric order of key.
OrderedMap map2 = new OrderedMap( new GreaterNumber() );
map2.put( new Integer( 1 ), "one" );
map2.put( new Integer( 3 ), "three" );
map2.put( new Integer( 2 ), "two" );
System.out.println( "map2 = " + map2 );
