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121 lines
No EOL
3.7 KiB
C#
121 lines
No EOL
3.7 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (C) 2007-2014 ShareX Developers
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System;
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using System.Diagnostics;
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using System.IO;
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using System.Text;
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namespace HelpersLib
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{
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public class Logger
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{
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public delegate void MessageAddedEventHandler(string message);
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public event MessageAddedEventHandler MessageAdded;
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private readonly object loggerLock = new object();
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private StringBuilder sbMessages = new StringBuilder(4096);
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private int lastSaveIndex;
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protected void OnMessageAdded(string message)
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{
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if (MessageAdded != null)
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{
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MessageAdded(message);
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}
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}
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public void WriteLine(string message = "")
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{
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lock (loggerLock)
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{
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if (!string.IsNullOrEmpty(message))
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{
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message = string.Format("{0:yyyy-MM-dd HH:mm:ss.fff} - {1}", FastDateTime.Now, message);
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}
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sbMessages.AppendLine(message);
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Debug.WriteLine(message);
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OnMessageAdded(message);
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}
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}
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public void WriteLine(string format, params object[] args)
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{
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WriteLine(string.Format(format, args));
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}
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public void WriteException(string exception, string message = "Exception")
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{
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WriteLine("{0}:{1}{2}", message, Environment.NewLine, exception);
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}
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public void WriteException(Exception exception, string message = "Exception")
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{
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WriteException(exception.ToString(), message);
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}
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public void SaveLog(string filepath)
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{
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lock (loggerLock)
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{
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if (sbMessages != null && sbMessages.Length > 0 && !string.IsNullOrEmpty(filepath))
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{
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string messages = sbMessages.ToString(lastSaveIndex, sbMessages.Length - lastSaveIndex);
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if (!string.IsNullOrEmpty(messages))
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{
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Helpers.CreateDirectoryIfNotExist(filepath);
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File.AppendAllText(filepath, messages, Encoding.UTF8);
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lastSaveIndex = sbMessages.Length;
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}
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}
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}
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}
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public void Clear()
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{
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lock (loggerLock)
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{
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sbMessages.Length = 0;
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lastSaveIndex = 0;
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}
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}
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public override string ToString()
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{
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lock (loggerLock)
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{
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if (sbMessages != null && sbMessages.Length > 0)
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{
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return sbMessages.ToString();
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}
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return null;
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}
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}
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}
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} |