NLog配置重新加载事件未触发

using System;
using System.IO;
using System.Timers;
using NLog;
using NLog.Config;

public class NLogConfigReloader
{
    private static Timer _timer;
    private static DateTime _lastConfigFileWriteTime;

    public static void StartReloading(string configFile)
    {
        _lastConfigFileWriteTime = File.GetLastWriteTime(configFile);

        _timer = new Timer();
        _timer.Interval = 5000; // 每隔5秒检查一次配置文件的更改
        _timer.Elapsed += TimerElapsed;
        _timer.Start();
    }

    private static void TimerElapsed(object sender, ElapsedEventArgs e)
    {
        var configFile = LogManager.Configuration.OriginalFileName;
        var currentWriteTime = File.GetLastWriteTime(configFile);

        if (currentWriteTime > _lastConfigFileWriteTime)
        {
            LogManager.Configuration = new XmlLoggingConfiguration(configFile);
            _lastConfigFileWriteTime = currentWriteTime;
        }
    }
}

public static void Main()
{
    // 其他应用程序初始化代码...

    string configFile = "NLog.config"; // 配置文件的路径
    NLogConfigReloader.StartReloading(configFile);

    // 其他应用程序逻辑代码...
}