LogHelper 日志记录帮助类

 

1、LogHelper 日志记录帮助类

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace Weixin.Utils
{
public enum LogType
{
Overall,
}

public class LogHelper
{
public static string LogPath
{
get
{
return AppDomain.CurrentDomain.BaseDirectory+@"\log";
}
}

public enum LogLevel
{
Info,
Error
}

public static void Info(string message, LogType logType = LogType.Overall)
{
if (string.IsNullOrEmpty(message))
return;
var path = string.Format(@"\{0}\", logType.ToString());
WriteLog(path, "", message);
}

public static void Error(string message, LogType logType = LogType.Overall)
{
if (string.IsNullOrEmpty(message))
return;
var path = string.Format(@"\{0}\", logType.ToString());
WriteLog(path, "Error ", message);
}

public static void Error(Exception e, LogType logType = LogType.Overall)
{
if (e == null)
return;
var path = string.Format(@"\{0}\", logType.ToString());
WriteLog(path, "Error ", e.Message);
}

private static void WriteLog(string path, string prefix, string message)
{
path = LogPath + path;
var fileName = string.Format("{0}{1}.log", prefix, DateTime.Now.ToString("yyyyMMdd"));

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

using (FileStream fs = new FileStream(path + fileName, FileMode.Append, FileAccess.Write,
FileShare.Write, 1024, FileOptions.Asynchronous))
{
byte[] buffer = System.Text.Encoding.UTF8.GetBytes(DateTime.Now.ToString("HH:mm:ss") + " " + message + "\r\n");
IAsyncResult writeResult = fs.BeginWrite(buffer, 0, buffer.Length,
(asyncResult) =>
{
var fStream = (FileStream)asyncResult.AsyncState;
fStream.EndWrite(asyncResult);
},

fs);
fs.Close();
}
}
}
}

 

var msg = "日志文本信息";
 LogHelper.Info(msg);