public FacetsMapEntrySet(FacetsMap map) 
{
            this.map = map;
}

 public boolean add(Entry<String, UIComponent> o) 
{
            throw new UnsupportedOperationException();
}

 public boolean addAll(Collection<Entry> c) 
{
            throw new UnsupportedOperationException();
}

 public  void clear() 
{
            map.clear();
}

 public boolean contains(Object o) 
{
            if (o == null) {
                throw new NullPointerException();
            }
            if (!(o instanceof Map.Entry)) {
                return (false);
            }
            Map.Entry e = (Map.Entry) o;
            Object k = e.getKey();
            Object v = e.getValue();
            if (!map.containsKey(k)) {
                return (false);
            }
            if (v == null) {
                return (map.get(k) == null);
            } else {
                return (v.equals(map.get(k)));
            }
}

 public boolean isEmpty() 
{
            return (map.isEmpty());
}

 public Iterator<String, UIComponent> iterator() 
{
            return (new FacetsMapEntrySetIterator(map));
}

 public boolean remove(Object o) 
{
            if (o == null) {
                throw new NullPointerException();
            }
            if (!(o instanceof Map.Entry)) {
                return (false);
            }
            Object k = ((Map.Entry) o).getKey();
            if (map.containsKey(k)) {
                map.remove(k);
                return (true);
            } else {
                return (false);
            }
}

 public boolean removeAll(Collection c) 
{
            boolean result = false;
            for (Object element : c) {
                if (remove(element)) {
                    result = true;
                }
            }
            return (result);
}

 public boolean retainAll(Collection c) 
{
            boolean result = false;
            Iterator v = iterator();
            while (v.hasNext()) {
                if (!c.contains(v.next())) {
                    v.remove();
                    result = true;
                }
            }
            return (result);
}

 public int size() 
{
            return (map.size());
}