public async Task Start()
{
if (watcher != null)
{
throw new InvalidOperationException("Watcher already started");
}
UpdateActions();
watcher = await StartNewWatcherAsync();
UpdateActions();
}
public void Stop()
{
if (watcher == null)
{
throw new InvalidOperationException("Watcher is not started");
}
if (watcher.IsStarted)
{
watcher.Stop();
}
watcher.Dispose();
watcher = null;
}
private Watcher StartNewWatcher()
{
var newWatcher = new Watcher();
try
{
newWatcher.DirectoryPath = DirectoryPath;
newWatcher.Filter = "*.log";
newWatcher.LineWriter = CreateWriter();
newWatcher.FileFound += WatcherFileFound;
newWatcher.Start();
}
catch
{
try
{
newWatcher.Dispose();
}
catch
{
}
throw;
}
return newWatcher;
}