seb-win-refactoring/SafeExamBrowser.Core/Logging/LogFileWriter.cs
Damian Büchel f9723d2c9e Continued scaffolding:
- Implemented basic logging
- Added basic settings
- Moved contracts to separate assembly
2017-07-06 18:18:39 +02:00

50 lines
1.3 KiB
C#

/*
* Copyright (c) 2017 ETH Zürich, Educational Development and Technology (LET)
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
using System;
using System.IO;
using System.Text;
using System.Threading;
using SafeExamBrowser.Contracts.Configuration;
using SafeExamBrowser.Contracts.Logging;
namespace SafeExamBrowser.Core.Logging
{
public class LogFileWriter : ILogObserver
{
private static readonly object @lock = new object();
private readonly string filePath;
public LogFileWriter(ISettings settings)
{
var fileName = $"{DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss")}.txt";
if (!Directory.Exists(settings.LogFolderPath))
{
Directory.CreateDirectory(settings.LogFolderPath);
}
filePath = Path.Combine(settings.LogFolderPath, fileName);
}
public void Notify(ILogMessage message)
{
lock (@lock)
{
using (var stream = new StreamWriter(filePath, true, Encoding.UTF8))
{
var date = message.DateTime.ToString("yyyy-MM-dd HH:mm:ss");
var threadId = Thread.CurrentThread.ManagedThreadId;
var severity = message.Severity.ToString().ToUpper();
stream.WriteLine($"{date} [{threadId}] - {severity}: {message.Message}");
}
}
}
}
}