Argument arg1 = (Argument)args.get(0);
	public Argument evaluate(ContextStack context, Argument arg1)		throws MapyrusException	{		String pattern = arg1.toString();		Argument retval = new Argument();		WildcardFile wildcard = new WildcardFile(pattern);		List list = wildcard.getMatchingFiles();		Iterator it = list.iterator();		int counter = 1;		/*		 * Add each matching file to the array.		 */		while (it.hasNext())		{			String next = (String)it.next();			retval.addHashMapEntry(Integer.toString(counter),				new Argument(Argument.STRING, next));			counter++;		}		return(retval);	}