纯属个人记录，不供大家学习！
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
namespace DPForAD2BPMTel
{
public class LogHelper
{
#region 写文本日志
/// <summary>
/// 向日志文件中输出一个空行
/// </summary>
public void WriteSpaceLine()
{
WriteLog(string.Empty);
}
/// <summary>
/// 写日志
/// </summary>
/// <param name="message">日志信息</param>
/// /// <param name="logPath">日志路径</param>
/// <param name="logName">日志文件名</param>
public void WriteLog(string message, string logPath, string logName)
{
string logMsg = DateTime.Now.ToString("HH:mm:ss \t");
string logFile = Path.Combine(logPath, logName); // logPath + "\\" + logName; //2008-09-05 修改
//如果路径不存在，建立目录
if (!Directory.Exists(logPath))
{
Directory.CreateDirectory(logPath);
}
//如果文件不存在，建立文件
if (!File.Exists(logFile))
{
File.Create(logFile).Close();
}
logMsg += message;
try
{
WriteToFile(logFile, logMsg);
}
catch
{
// do nothing
}
}
/// <summary>
/// 写日志
/// </summary>
/// <param name="message">日志信息</param>
/// /// <param name="logPath">日志路径</param>
public void WriteLog(string message, string logPath)
{
WriteLog(message, logPath, DateTime.Now.ToString("yyyy-MM-dd.LOG"));
}
/// <summary>
/// 写日志
/// </summary>
/// <param name="sMessage">日志信息</param>
public void WriteLog(string message)
{
WriteLog(message, AppDomain.CurrentDomain.BaseDirectory + "\\LOG");
}
/// <summary>
/// 把信息写到指定文件的尾部
/// </summary>
/// <param name="fileName">文件完整路径</param>
/// <param name="msg">信息文本</param>
public void WriteToFile(string fileName, string msg)
{
StreamWriter swWriter = new StreamWriter(new FileStream(fileName, FileMode.Append));
swWriter.WriteLine(msg);
swWriter.Close();
}
#endregion
}
}