ディレクトリ・ファイルのタイムスタンプを取得する

using System;
using System.IO;

namespace MetisTimeStamp
{
    class Program
    {
        static void DirectorySearch(string directoryPath, string searchPattern)
        {
            string[] files = Directory.GetFiles(directoryPath, searchPattern);
            foreach (string file in files) GetFileTimeStamp(file);

            string[] dirs = Directory.GetDirectories(directoryPath);
            foreach (string dir in dirs)
            {
                GetDirTimeStamp(dir);
                DirectorySearch(dir, searchPattern);
            }
        }

        static void GetDirTimeStamp(string dirPath)
        {
            DirectoryInfo directoryInfo = new DirectoryInfo(dirPath);
            Console.Write(dirPath);
            Console.Write("\t");
            Console.Write(directoryInfo.CreationTime);
            Console.Write("\t");
            Console.Write(directoryInfo.LastWriteTime);
            Console.Write("\t");
            Console.WriteLine(directoryInfo.LastAccessTime);
        }

        static void GetFileTimeStamp(string filePath)
        {
            Console.Write(filePath);
            Console.Write("\t");
            Console.Write(File.GetCreationTime(filePath));
            Console.Write("\t");
            Console.Write(File.GetLastWriteTime(filePath));
            Console.Write("\t");
            Console.WriteLine(File.GetLastAccessTime(filePath));
        }

        static void Main(string[] args)
        {
            DirectorySearch(@"D:\momotchi\", "*.*");

            Console.Read();
        }
    }
}