神秘小檔案

public static class Log
{
	// LOG相關參數
	private static string LogDir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "LOG");
	/// <summary>
	/// 紀錄 LOG (適用Webservice)
	/// </summary>
	/// <param name="InfoType">資訊類型</param>
	/// <param name="UserIP">呼叫的電腦位置</param>
	/// <param name="ThreadID">Session ID</param>
	/// <param name="FuncName">函式名稱</param>
	/// <param name="Content">記錄的內容</param>
	public static void Logger(InfoType Type, string UserIP, string ThreadID, string FuncName, string Content)
	{
		string ls_LogPath = Path.Combine(LogDir, DateTime.Now.ToString("yyyyMM"));

		if (!Directory.Exists(ls_LogPath))
			Directory.CreateDirectory(ls_LogPath);

		ls_LogPath = Path.Combine(ls_LogPath, string.Format("{0}.log", DateTime.Now.ToString("dd")));

		Content = string.Format("{0} [{1}] [{2}] [{3}] > ({4}) {5}\r\n", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"), UserIP, ThreadID, Type == InfoType.Normal ? "I" : "E", FuncName, Content);

		using (FileStream LogFile = new FileStream(ls_LogPath, FileMode.Append, FileAccess.Write, FileShare.Write/*, 4096, true*/))
		{
			byte[] ld_Content = Encoding.UTF8.GetBytes(Content);
			LogFile.Write(ld_Content, 0, ld_Content.Length);
			LogFile.Flush();
			LogFile.Close();
		}
	}
	/// <summary>
	/// 紀錄 LOG (適用一般Console. WinForm)
	/// </summary>
	/// <param name="Type">資訊類型</param>
	/// <param name="FuncName">函式名稱</param>
	/// <param name="Content">記錄的內容</param>
	public static void Logger(InfoType Type, string FuncName, string Content)
	{
		string ls_LogPath = Path.Combine(LogDir, DateTime.Now.ToString("yyyyMM"));

		if (!Directory.Exists(ls_LogPath))
			Directory.CreateDirectory(ls_LogPath);

		ls_LogPath = Path.Combine(ls_LogPath, string.Format("{0}.log", DateTime.Now.ToString("dd")));

		Content = string.Format("{0} [{1}] > ({2}) {3}\r\n", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"), Type == InfoType.Normal ? "I" : "E", FuncName, Content);

		using (FileStream LogFile = new FileStream(ls_LogPath, FileMode.Append, FileAccess.Write, FileShare.Write/*, 4096, true*/))
		{
			byte[] ld_Content = Encoding.UTF8.GetBytes(Content);
			LogFile.Write(ld_Content, 0, ld_Content.Length);
			LogFile.Flush();
			LogFile.Close();
		}
	}
	/// <summary>
	/// 資訊類型
	/// </summary>
	public enum InfoType
	{
		Normal = 0,
		Error = 1
	}
}