static void OnFileWatcherDirectoryRenamedEvent(object sender, DirectoryRenamedEventArgs e)
{
lock (Lock)
{
Console.WriteLine("OnDirectoryRenamedEvent:");
Console.WriteLine(" OldFilePath = {0}", e.OldFilePath);
Console.WriteLine(" NewFilePath = {0}", e.NewFilePath);
Console.WriteLine();
}
}
/// <summary>
/// Template method to add default behaviour for the event
/// </summary>
private void OnDirectoryRenamedEvent(DirectoryRenamedEventArgs e)
{
// TODO: Implement default behaviour of OnDirectoryRenamedEvent
}
/// <summary>
/// Will raise the event on the current thread synchronously.
/// i.e. it will wait until all event handlers have processed the event.
/// </summary>
/// <param name="e">The state to be passed to the event.</param>
private void RaiseOnDirectoryRenamedEvent(DirectoryRenamedEventArgs e)
{
// Make a temporary copy of the event to avoid possibility of
// a race condition if the last subscriber unsubscribes
// immediately after the null check and before the event is raised.
DirectoryRenamedEventHandler eventHandler;
if (!Monitor.TryEnter(_directoryRenamedEventLock, _lockTimeout))
{
throw new ApplicationException("Timeout waiting for lock - RaiseOnDirectoryRenamedEvent");
}
try
{
eventHandler = _directoryRenamedEvent;
}
finally
{
Monitor.Exit(_directoryRenamedEventLock);
}
OnDirectoryRenamedEvent(e);
if (eventHandler != null)
{
eventHandler(this, e);
}
}
/// <summary>
/// Will raise the event on the calling thread synchronously.
/// i.e. it will wait until all event handlers have processed the event.
/// </summary>
/// <param name="state">The state to be passed to the event.</param>
private void RaiseCrossThreadOnDirectoryRenamedEvent(DirectoryRenamedEventArgs e)
{
_asyncOperation.SynchronizationContext.Send(new SendOrPostCallback(AsynchronousOnDirectoryRenamedEventRaised), e);
}
/// <summary>
/// Will raise the event on the calling thread asynchronously.
/// i.e. it will immediatly continue processing even though event
/// handlers have not processed the event yet.
/// </summary>
/// <param name="state">The state to be passed to the event.</param>
private void RaiseAsynchronousOnDirectoryRenamedEvent(DirectoryRenamedEventArgs e)
{
_asyncOperation.Post(new SendOrPostCallback(AsynchronousOnDirectoryRenamedEventRaised), e);
}
private void OnFileRenamed(object sender, RenamedEventArgs e)
{
var filePath = e.FullPath;
var isDirectory = Directory.Exists(filePath) && (File.GetAttributes(filePath) & FileAttributes.Directory) == FileAttributes.Directory;
if (isDirectory)
{
lock (_filesRaisingEventsLock)
{
var filesInDirectory = _filesChanging.Keys.Where(x => x.StartsWith(e.OldFullPath + "/"));
foreach (var fileInDirectory in filesInDirectory)
{
var fileInDirectoryPath = _filesChanging[fileInDirectory].FilePath;
Pop(fileInDirectory);
var fileFinishedChangingEventArgs = new FileFinishedChangingEventArgs(fileInDirectoryPath, FileEventType.Renamed, UserState);
RaiseAsynchronousOnFileFinishedChangingEvent(fileFinishedChangingEventArgs);
}
}
var directoryRenamedEventArgs = new DirectoryRenamedEventArgs(e.OldFullPath, e.FullPath, UserState);
RaiseAsynchronousOnDirectoryRenamedEvent(directoryRenamedEventArgs);
return;
}
if (!ShouldMonitorFile(filePath)) return;
lock (_filesRaisingEventsLock)
{
if (_filesChanging.ContainsKey(filePath))
{
Pop(filePath);
var fileFinishedChangingEventArgs = new FileFinishedChangingEventArgs(filePath, FileEventType.Renamed, UserState);
RaiseAsynchronousOnFileFinishedChangingEvent(fileFinishedChangingEventArgs);
}
}
var fileRenamedEventArgs = new FileRenamedEventArgs(e.OldFullPath, e.FullPath, UserState);
RaiseAsynchronousOnFileRenamedEvent(fileRenamedEventArgs);
}