//for watching updated file.
private void AddFileWatcher(string configurationFolder, string watcherName, Action callBackMethod)
{
Application.Add(watcherName, new FileSystemWatcher(configurationFolder));
FileSystemWatcher watcher = (FileSystemWatcher)Application[watcherName];
watcher.EnableRaisingEvents = true;
watcher.IncludeSubdirectories = true;
watcher.NotifyFilter = NotifyFilters.FileName | NotifyFilters.LastWrite | NotifyFilters.CreationTime;
watcher.Changed += delegate
{
(new Thread(new ThreadStart(delegate
{
watcher.ToString();
isWatcherUpdate = true;
Thread.Sleep(5000);
callBackMethod();
}))).Start();
};
}