50 lines
1.5 KiB
C#
50 lines
1.5 KiB
C#
using System.Globalization;
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namespace DTLib.Logging;
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public class FileLogger : IDisposable
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{
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public FileLogger(string logfile)
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{
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LogfileName = logfile;
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LogfileStream = File.OpenAppend(logfile);
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}
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public FileLogger(string dir, string programName)
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: this($"{dir}\\{programName}_{DateTime.Now}.log".Replace(':', '-').Replace(' ', '_')) { }
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public string LogfileName { get; protected set; }
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public System.IO.FileStream LogfileStream { get; protected set; }
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protected string LastLogMessageTime;
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public virtual void Log(params string[] msg)
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{
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lock (LogfileStream)
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{
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LastLogMessageTime = DateTime.Now.ToString(CultureInfo.InvariantCulture);
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LogfileStream.WriteByte('['.ToByte());
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LogfileStream.Write(LastLogMessageTime.ToBytes());
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LogfileStream.Write("]: ".ToBytes());
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if (msg.Length == 1)
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LogfileStream.Write(msg[0].ToBytes());
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else
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{
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var strb = new StringBuilder();
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for (ushort i = 1; i < msg.Length; i += 2)
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strb.Append(msg[i]);
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LogfileStream.Write(strb.ToString().ToBytes());
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}
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LogfileStream.WriteByte('\n'.ToByte());
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}
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}
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public virtual void Dispose()
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{
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LogfileStream?.Flush();
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LogfileStream?.Close();
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}
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~FileLogger() => Dispose();
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}
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