public void GetOutputAsync(Action <Exception, string> callback)
{
Ensure.NotNull(callback, "callback");
_callback = callback;
var info = new ProcessStartInfo
{
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true,
FileName = Command,
Arguments = Args ?? string.Empty
};
// note MM: takes time to start a process. no async API available
ThreadPool.QueueUserWorkItem(_ =>
{
Stream inputStream;
try
{
_process = Process.Start(info);
inputStream = _process.StandardOutput.BaseStream;
}
catch (Exception ex)
{
OnCompleted(ex, null);
return;
}
var copier = new AsyncStreamCopier <object>(inputStream, _outputStream, null);
copier.Completed += OnStreamCopied;
copier.Start();
});
}
private void ResponseAcquired(IAsyncResult ar)
{
var state = (ClientOperationState)ar.AsyncState;
try
{
var response = (HttpWebResponse)state.Request.EndGetResponseExtended(ar);
var networkStream = response.GetResponseStream();
if (networkStream == null)
{
throw new ArgumentNullException("networkStream", "Response stream was null");
}
state.Response = new HttpResponse(response);
state.InputStream = networkStream;
state.OutputStream = new MemoryStream();
var copier = new AsyncStreamCopier <ClientOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += ResponseRead;
copier.Start();
}
catch (Exception e)
{
state.DisposeIOStreams();
state.OnError(e);
}
}
public void ReadRequestAsync(Action<HttpEntityManager, byte[]> onReadSuccess, Action<Exception> onError)
{
Ensure.NotNull(onReadSuccess, "OnReadSuccess");
Ensure.NotNull(onError, "onError");
var state = new ManagerOperationState(
HttpEntity.Request.InputStream, new MemoryStream(), onReadSuccess, onError);
var copier = new AsyncStreamCopier<ManagerOperationState>(
state.InputStream, state.OutputStream, state, RequestRead);
copier.Start();
}
public static void NetToFile_Option2(NetworkStream net, FileStream file)
{
var completedEvent = new ManualResetEvent(false);
// copy as usual but listen for completion
var copier = new AsyncStreamCopier(net, file);
copier.Completed += (s, e) => completedEvent.Set();
copier.Start();
completedEvent.WaitOne();
}
private void WriteResponseAsync(byte[] response, Action <Exception> onError)
{
SetResponseLength(response.Length);
var state = new ManagerOperationState(HttpEntity, (sender, e) => {}, onError)
{
InputStream = new MemoryStream(response),
OutputStream = HttpEntity.Response.OutputStream
};
var copier = new AsyncStreamCopier <ManagerOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += ResponseWritten;
copier.Start();
}
public void ReadRequestAsync(Action <HttpEntityManager, string> onSuccess, Action <Exception> onError)
{
Ensure.NotNull(onSuccess, "onSuccess");
Ensure.NotNull(onError, "onError");
var state = new ManagerOperationState(HttpEntity, onSuccess, onError)
{
InputStream = HttpEntity.Request.InputStream,
OutputStream = new MemoryStream()
};
var copier = new AsyncStreamCopier <ManagerOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += RequestRead;
copier.Start();
}
private void GotRequestStream(IAsyncResult ar)
{
var state = (ClientOperationState)ar.AsyncState;
try
{
var networkStream = state.Request.EndGetRequestStream(ar);
state.OutputStream = networkStream;
var copier = new AsyncStreamCopier <ClientOperationState>(state.InputStream, networkStream, state, RequestWrote);
copier.Start();
}
catch (Exception e)
{
state.DisposeIOStreams();
state.OnError(e);
}
}
public void ReadRequestAsync(Action<HttpEntityManager, byte[]> onReadSuccess, Action<Exception> onError)
{
Ensure.NotNull(onReadSuccess, "OnReadSuccess");
Ensure.NotNull(onError, "onError");
var state = new ManagerOperationState(
HttpEntity.Request.InputStream, new MemoryStream(), onReadSuccess, onError);
var copier = new AsyncStreamCopier<ManagerOperationState>(
state.InputStream, state.OutputStream, state, RequestRead);
copier.Start();
}
private void GotRequestStream(IAsyncResult ar)
{
var state = (ClientOperationState)ar.AsyncState;
try
{
var networkStream = state.Request.EndGetRequestStream(ar);
state.OutputStream = networkStream;
var copier = new AsyncStreamCopier<ClientOperationState>(state.InputStream, networkStream, state);
copier.Completed += RequestWrote;
copier.Start();
}
catch (Exception e)
{
state.DisposeIOStreams();
state.OnError(e);
}
}
private void ResponseAcquired(IAsyncResult ar)
{
var state = (ClientOperationState)ar.AsyncState;
try
{
var response = (HttpWebResponse)state.Request.EndGetResponseExtended(ar);
var networkStream = response.GetResponseStream();
if (networkStream == null)
throw new ArgumentNullException("networkStream", "Response stream was null");
state.Response = new HttpResponse(response);
state.InputStream = networkStream;
state.OutputStream = new MemoryStream();
var copier = new AsyncStreamCopier<ClientOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += ResponseRead;
copier.Start();
}
catch (Exception e)
{
state.DisposeIOStreams();
state.OnError(e);
}
}
public void ReadRequestAsync(Action<HttpEntityManager, string> onSuccess, Action<Exception> onError)
{
Ensure.NotNull(onSuccess, "onSuccess");
Ensure.NotNull(onError, "onError");
var state = new ManagerOperationState(HttpEntity, onSuccess, onError)
{
InputStream = HttpEntity.Request.InputStream,
OutputStream = new MemoryStream()
};
var copier = new AsyncStreamCopier<ManagerOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += RequestRead;
copier.Start();
}
private void WriteResponseAsync(byte[] response, Action<Exception> onError)
{
SetResponseLength(response.Length);
var state = new ManagerOperationState(HttpEntity, (sender, e) => {}, onError)
{
InputStream = new MemoryStream(response),
OutputStream = HttpEntity.Response.OutputStream
};
var copier = new AsyncStreamCopier<ManagerOperationState>(state.InputStream, state.OutputStream, state);
copier.Completed += ResponseWritten;
copier.Start();
}
public static void NetToFile(NetworkStream net, FileStream file)
{
var copier = new AsyncStreamCopier(net, file);
copier.Start();
}
public void GetOutputAsync(Action<Exception, string> callback)
{
Ensure.NotNull(callback, "callback");
_callback = callback;
var info = new ProcessStartInfo
{
RedirectStandardOutput = true,
UseShellExecute = false,
CreateNoWindow = true,
FileName = Command,
Arguments = Args ?? string.Empty
};
// note MM: takes time to start a process. no async API available
ThreadPool.QueueUserWorkItem(_ =>
{
Stream inputStream;
try
{
_process = Process.Start(info);
inputStream = _process.StandardOutput.BaseStream;
}
catch (Exception ex)
{
OnCompleted(ex, null);
return;
}
var copier = new AsyncStreamCopier<object>(inputStream, _outputStream, null);
copier.Completed += OnStreamCopied;
copier.Start();
});
}
