private static URL[] toURLs(String classPath)
	{
		if (classPath == null)
		{
			return new URL[0];
		}
		
		List<URL> list = new ArrayList<>();
		StringTokenizer st = new StringTokenizer(classPath, File.pathSeparator);
		while (st.hasMoreTokens())
		{
			String token = st.nextToken();
			File file = new File(token);
			if (file.exists())
			{
				try
				{
					list.add(file.toURI().toURL());
				}
				catch (MalformedURLException mue)
				{
					//
				}
			}
			else
			{
				try
				{
					list.add(new URL(token));
				}
				catch (MalformedURLException mue)
				{
					//
				}
			}
		}
		
		URL res[] = new URL[list.size()];
		list.toArray(res);
		return res;
	}