public class CopyDir

{

    private static void Main(string[] args)

    {

        if (args.Length != 2) {

            Console.WriteLine("usage: " +

"CopyDir [sourcePath] [destinationPath]");

            return;

        }

        DirectoryInfo sourceDir = new DirectoryInfo(args[0]);

        DirectoryInfo destinationDir = new DirectoryInfo(args[1]);

        FileSystemUtil.CopyDirectory(new DirectoryInfo(sourceDir),

        new DirectoryInfo(destinationDir));

        Console.WriteLine("Copy complete.");

        Console.ReadLine();

    }

}