C#中的一种按日期分文件夹的日志写法
2024-04-16 00:04:45
众所周知，日志是调试程序的有效途径，有一个好的日志代码，是一个程序小猿梦寐以求的。
以下是我结合网上资源自己总结的一小段代码，请笑纳：
转载请注明来源: http://www.cnblogs.com/benpao/p/3766644.html
using System.Text;
using System.IO;
public class Log
{
private static LogManager logManager;
static Log()
{
logManager = new LogManager();
} public static void WriteLog(LogFile logFile, string msg)
{
try
{
logManager.WriteLog(logFile, msg);
}
catch
{
}
} public static void WriteLog(string msg)
{
try
{
logManager.WriteLog(LogFile.Info, msg);
}
catch
{
}
} public static void WriteLog(string logFile, string msg)
{
try
{
logManager.WriteLog(logFile, msg);
}
catch
{ }
}
} public class LogManager
{
private string logFileName = string.Empty;
private string logPath = "Log";
private string logFileExtName = "log";
private bool writeLogTime = true;
private bool logFileNameEndWithDate = true;
private Encoding logFileEncoding = Encoding.UTF8;
private object obj = new object(); #region 构造函数
public LogManager()
{
this.LogPath = "Log";
this.LogFileExtName = "log";
this.WriteLogTime = true;
this.logFileNameEndWithDate = true;
this.logFileEncoding = Encoding.UTF8;
}
public LogManager(string logPath, string logFileExtName, bool writeLogTime)
{
this.LogPath = logPath;
this.LogFileExtName = logFileExtName;
this.WriteLogTime = writeLogTime;
this.logFileNameEndWithDate = true;
this.logFileEncoding = Encoding.UTF8;
} #endregion #region 属性
/// <summary>
/// Log 文件路径
/// </summary>
public string LogPath
{
get
{
if (this.logPath == null || this.logPath == string.Empty)
{
//Application.StartupPath
this.logPath = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, DateTime.Now.ToString("yyyy-MM-dd"));
}
return this.logPath;
}
set
{
this.logPath = value;
if (this.logPath == null || this.logPath == string.Empty)
{
//Application.StartupPath
this.logPath = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, DateTime.Now.ToString("yyyy-MM-dd"));
}
else
{
try
{
// 判断是否不是绝对路径（绝对路径里还有":"）
if (this.logPath.IndexOf(Path.VolumeSeparatorChar) >= )
{ /* 绝对路径 */}
else
{
// 相对路径
this.logPath = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory + this.logPath, DateTime.Now.ToString("yyyy-MM-dd"));
}
if (!Directory.Exists(this.logPath))
Directory.CreateDirectory(this.logPath);
}
catch
{
this.logPath = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, DateTime.Now.ToString("yyyy-MM-dd"));
}
if (!this.logPath.EndsWith(@"\"))
this.logPath += @"\";
}
}
} /// <summary>
/// Log 文件扩展名
/// </summary>
public string LogFileExtName
{
get { return this.logFileExtName; }
set { this.logFileExtName = value; }
} /// <summary>
/// 是否在每个Log行前面添加当前时间
/// </summary>
public bool WriteLogTime
{
get { return this.writeLogTime; }
set { this.writeLogTime = value; }
} /// <summary>
/// 日志文件名是否带日期
/// </summary>
public bool LogFileNameEndWithDate
{
get { return logFileNameEndWithDate; }
set { logFileNameEndWithDate = value; }
} /// <summary>
/// 日志文件的字符编码
/// </summary>
public Encoding LogFileEncoding
{
get { return logFileEncoding; }
set { logFileEncoding = value; }
}
#endregion #region 公有方法
public void WriteLog(string logFile, string msg)
{
lock (obj)
{
try
{
string dateString = string.Empty;
if (this.logFileNameEndWithDate || logFile.Length == )
{
dateString = DateTime.Now.ToString("yyyyMMdd");
} logFileName = string.Format("{0}{1}{2}.{3}",
this.LogPath,
logFile,
dateString,
this.logFileExtName);
using (StreamWriter sw = new StreamWriter(logFileName, true, logFileEncoding))
{
if (writeLogTime)
{
sw.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss: ") + msg);
}
else
{
sw.WriteLine(msg);
}
}
}
catch
{ }
}
} public void WriteLog(LogFile logFile, string msg)
{
this.WriteLog(logFile.ToString(), msg);
} public void WriteLog(string msg)
{
this.WriteLog(string.Empty, msg);
} #endregion
} public enum LogFile
{
Trace,
Error,
SQL,
SQLError,
Login,
Info,
}
码农都是有尊严的
转载请注明来源，谢谢
http://www.cnblogs.com/benpao/
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