/// <summary>
 /// 保存配置类实例
 /// </summary>
 /// <param name="emailconfiginfo"></param>
 /// <returns></returns>
 public static bool SaveConfig(DataCacheConfigInfo emailconfiginfo)
 {
     DataCacheConfigFileManager ecfm = new DataCacheConfigFileManager();
     DataCacheConfigFileManager.ConfigInfo = emailconfiginfo;
     return ecfm.SaveConfig();
 }
 /// <summary>
 /// 初始化文件修改时间和对象实例
 /// </summary>
 static DataCacheConfigFileManager()
 {
     m_fileoldchange = System.IO.File.GetLastWriteTime(ConfigFilePath);
     m_configinfo = (DataCacheConfigInfo)DefaultConfigFileManager.DeserializeInfo(ConfigFilePath, typeof(DataCacheConfigInfo));
 }