public WatchingFileReaderProvider(ApplicationEvents events)
{
this.events = events;
configFileWatcher = new FileSystemWatcher(GetConfigDirectory(), WatchedFilesFilter)
{
NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.LastAccess | NotifyFilters.DirectoryName | NotifyFilters.FileName
};
configFileWatcher.Created += OnFileChanged;
configFileWatcher.Changed += OnFileChanged;
configFileWatcher.Renamed += (sender, e) => events.OnConfigurationChanged();
configFileWatcher.Deleted += (sender, e) => events.OnConfigurationChanged();
configFileWatcher.EnableRaisingEvents = true;
}
private void OnFileChanged(object sender, FileSystemEventArgs e)
{
try
{
// This is needed, because we might receive Changed events while file is still open and written
FileInfo file = new(e.FullPath);
using (var fileStream = file.Open(FileMode.Open, FileAccess.Read, FileShare.None))
{
fileStream.Close();
}
events.OnConfigurationChanged();
}
catch (IOException) { }
}