public BEncodedDictionary EndCreate(IAsyncResult result)
{
Check.Result(result);
if (result != this.asyncResult)
{
throw new ArgumentException("The supplied async result does not correspond to currently active async result");
}
try {
if (!result.IsCompleted)
{
result.AsyncWaitHandle.WaitOne();
}
if (this.asyncResult.SavedException != null)
{
throw this.asyncResult.SavedException;
}
return(this.asyncResult.Aborted ? null : this.asyncResult.Dictionary);
} finally {
this.asyncResult = null;
}
}
public void AbortCreation()
{
TorrentCreatorAsyncResult r = asyncResult;
if (r != null)
{
r.Aborted = true;
}
}
public TorrentCreatorAsyncResult BeginCreate(object asyncState, AsyncCallback callback)
{
if (result != null)
{
throw new TorrentException("You must call EndCreate before calling BeginCreate again");
}
result = new TorrentCreatorAsyncResult(callback, asyncState);
// Start the processing in a seperate thread, a user thread.
new Thread(new ThreadStart(AsyncCreate)).Start();
return(result);
}
IAsyncResult BeginCreate(MainLoopJob task, AsyncCallback callback, object asyncState)
{
if (asyncResult != null)
{
throw new InvalidOperationException("Two asynchronous operations cannot be executed simultaenously");
}
asyncResult = new TorrentCreatorAsyncResult(callback, asyncState);
ThreadPool.QueueUserWorkItem(delegate {
try {
asyncResult.Dictionary = (BEncodedDictionary)task();
} catch (Exception ex) {
asyncResult.SavedException = ex;
}
asyncResult.Complete();
});
return(asyncResult);
}
/// <summary>
/// Ends the asynchronous torrent creation and returns the torrent in it's dictionary form
/// </summary>
/// <param name="result"></param>
/// <returns></returns>
public BEncodedDictionary EndCreate(IAsyncResult result)
{
Check.Result(result);
if (result != this.result) throw new ArgumentException("The supplied async result does not correspond to currently active async result");
try
{
if (!result.IsCompleted) result.AsyncWaitHandle.WaitOne();
if (this.result.SavedException != null) throw this.result.SavedException;
return this.result.Aborted ? null : this.result.Dictionary;
}
finally
{
this.result = null;
}
}
public TorrentCreatorAsyncResult BeginCreate(object asyncState, AsyncCallback callback)
{
if (result != null) throw new TorrentException("You must call EndCreate before calling BeginCreate again");
result = new TorrentCreatorAsyncResult(callback, asyncState);
// Start the processing in a seperate thread, a user thread.
new Thread(new ThreadStart(AsyncCreate)).Start();
return result;
}
private IAsyncResult BeginCreate(MainLoopJob task, AsyncCallback callback, object asyncState)
{
if (asyncResult != null)
throw new InvalidOperationException("Two asynchronous operations cannot be executed simultaenously");
asyncResult = new TorrentCreatorAsyncResult(callback, asyncState);
ThreadPool.QueueUserWorkItem(delegate
{
try
{
asyncResult.Dictionary = (BEncodedDictionary) task();
}
catch (Exception ex)
{
asyncResult.SavedException = ex;
}
asyncResult.Complete();
});
return asyncResult;
}
