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.net - 如何在 Unity 中使用 log4net?

转载 作者:行者123 更新时间:2023-12-02 06:57:34 37 4
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如何将 log4net 与 Unity3d 一起使用,以便日志输出进入编辑器控制台并记录到文件中? Unity似乎无法使用App.config,因此需要在代码中完成配置,但是使用log4net时如何写入unity控制台?

最佳答案

首先在 Unity 编辑器中添加对 log4net dll 的引用。您可以通过将 log4net dll 放入 Assets/Plugins 目录或 Assets/Plugins/ 目录的子目录中来完成此操作。

一旦引用 log4net,您现在需要设置附加程序,以便 log4net 知道如何实际开始日志记录。这是我的配置:

/// <summary>
/// Configure logging to write to Logs\EventLog.txt and the Unity console output.
/// </summary>
public static void ConfigureAllLogging()
{
var patternLayout = new PatternLayout
{
ConversionPattern = "%date %-5level %logger - %message%newline"
};
patternLayout.ActivateOptions();

// setup the appender that writes to Log\EventLog.txt
var fileAppender = new RollingFileAppender
{
AppendToFile = false,
File = @"Logs\EventLog.txt",
Layout = patternLayout,
MaxSizeRollBackups = 5,
MaximumFileSize = "1GB",
RollingStyle = RollingFileAppender.RollingMode.Size,
StaticLogFileName = true
};
fileAppender.ActivateOptions();

var unityLogger = new UnityAppender
{
Layout = new PatternLayout()
};
unityLogger.ActivateOptions();

BasicConfigurator.Configure(unityLogger, fileAppender);
}

这将设置 log4net,以便通过 UnityAppender 类记录到 Logs\EventLog.txt 和 Unity 的控制台日志记录。 UnityAppender 类看起来像这样(我将它作为私有(private)内部类):

/// <summary> An appender which logs to the unity console. </summary>
private class UnityAppender : AppenderSkeleton
{
/// <inheritdoc />
protected override void Append(LoggingEvent loggingEvent)
{
string message = RenderLoggingEvent(loggingEvent);

if (Level.Compare(loggingEvent.Level, Level.Error) >= 0)
{
// everything above or equal to error is an error
Debug.LogError(message);
}
else if (Level.Compare(loggingEvent.Level, Level.Warn) >= 0)
{
// everything that is a warning up to error is logged as warning
Debug.LogWarning(message);
}
else
{
// everything else we'll just log normally
Debug.Log(message);
}
}
}

然后,请确保在您知道会调用 ConfigureAllLogging() 的地方调用它。我将其设置在我的全局 MonoBehavoir 之一的静态构造函数中。

关于.net - 如何在 Unity 中使用 log4net?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/23796412/

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