KingNET.PageLib/Cache/CachesFileMonitor.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.IO;
using KingNET.PageLib.Helper;

namespace KingNET.PageLib.Cache
{
    /// <summary>
    /// 
    /// </summary>
    public class CachesFileMonitor
    {
        private static string path = ConfigHelper.ConfigPath + "cache.config";
        /// <summary>
        /// 程序刚加载时cache.config文件修改时间
        /// </summary>
        private static DateTime cachefileoldchange;
        /// <summary>
        /// 最新general.config文件修改时间
        /// </summary>
        public static DateTime cachefilenewchange;

        private static object cachelockHelper = new object();

        /// <summary>
        /// 静态构造函数
        /// </summary>
        static CachesFileMonitor()
        {
            if (!System.IO.File.Exists(path))
            {
                string content = "<?xml version=\"1.0\" standalone=\"yes\"?>\r\n";
                content += "<cachetableremove>\r\n<table1 xpath=\"example\" removedatetime=\"2007-1-9 17:36:23\" />\r\n</cachetableremove>";

                using (FileStream fs = new FileStream(path, FileMode.Create, FileAccess.ReadWrite, FileShare.ReadWrite))
                {
                    Byte[] info = System.Text.Encoding.UTF8.GetBytes(content);
                    fs.Write(info, 0, info.Length);
                    fs.Close();
                }
            }
            cachefileoldchange = System.IO.File.GetLastWriteTime(path);
        }

        /// <summary>
        /// 检查和移除缓存
        /// </summary>
        /// <param name="instance"></param>
        /// <returns></returns>
        public static KingNETCache CheckAndRemoveCache(KingNETCache instance)//
        {
            //当程序运行中cache.config发生变化时则对缓存对象做删除的操作
            cachefilenewchange = System.IO.File.GetLastWriteTime(path);
            if (cachefileoldchange != cachefilenewchange)
            {
                lock (cachelockHelper)
                {