Enumeration iter = bldg.getCoords();
Enumeration<Coords> iter = bldg.getCoords();
    private void createBldgByCoords() {        // Make a new hashtable.        bldgByCoords = new Hashtable();        // Walk through the vector of buildings.        Enumeration loop = buildings.elements();        while ( loop.hasMoreElements() ) {            final Building bldg = (Building) loop.nextElement();            // Each building identifies the hexes it covers.            Enumeration iter = bldg.getCoords();            while ( iter.hasMoreElements() ) {                bldgByCoords.put( iter.nextElement(), bldg );            }        }    }