We_Message/MqttMsgServer/AppSetting.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Mime;
using System.Text;
using System.Threading.Tasks;
using MqttMsgServer.Tools;

namespace MqttMsgServer
{
    public class AppSetting
    {
        public static string AppConfigPath = $"{AppDomain.CurrentDomain.BaseDirectory}/AppConfig.xml";
        public static string GetValue(string key)
        {
            XmlHelper xmlHelper = new XmlHelper();
            var xmlNode = xmlHelper.GetXmlNodeByXpath(AppConfigPath, $"root/{key}");
            return xmlNode?.InnerText;
        }

        public static int GetInt(string key)
        {
            string value = GetValue(key);
            if (int.TryParse(value, out var result))
            {
                return result;
            }
            return result;
        }
    }
}