internal void ForceRollback()
{
try
{
this.transaction.Rollback();
}
catch (ObjectDisposedException exception)
{
MsmqDiagnostics.ExpectedException(exception);
}
catch (TransactionException exception2)
{
MsmqDiagnostics.ExpectedException(exception2);
}
this.batchFinished = true;
}
internal void ForceCommit()
{
try
{
this.transaction.Commit();
}
catch (ObjectDisposedException ex)
{
MsmqDiagnostics.ExpectedException(ex);
}
catch (TransactionException ex)
{
MsmqDiagnostics.ExpectedException(ex);
}
this.batchFinished = true;
}
void OnPeekCompleted(IAsyncResult result)
{
bool shouldContinue = true;
try
{
MQMessage message = this.queue.EndPeek(result);
Debug.Print("MsmqActivation.QueueMonitor.OnPeekCompleted: message available");
shouldContinue = this.group.NotifyMessageAvailable();
}
catch (MQException ex)
{
MsmqDiagnostics.CannotPeekOnQueue(this.queue.FormatName, ex);
this.group.ScheduleRetry(this);
return;
}
catch (Exception ex)
{
DiagnosticUtility.TraceHandledException(ex, TraceEventType.Error);
if (!Fx.IsFatal(ex))
{
this.group.ScheduleRetry(this);
}
throw;
}
lock (this.thisLock)
{
if ((this.disposed == 0) && shouldContinue)
{
this.queue.BeginPeek(InfiniteTimeout, null, Fx.ThunkCallback(new AsyncCallback(OnPeekCompleted)));
}
else
{
this.peeking = false;
}
}
}
static DeliveryFailure?TryGetDeliveryFailure(string messageId, int acknowledgment)
{
// DeliveryFailure definintion explains these bit manipulations
int bit15 = (1 << 15) & acknowledgment;
if (0 == bit15)
{
return(null);
}
int bit14 = (1 << 14) & acknowledgment;
int otherBits = ~((1 << 15) | (1 << 14)) & acknowledgment;
if ((0 == bit14 && otherBits >= 0 && otherBits <= 0x0A) ||
(0 != bit14 && otherBits >= 0 && otherBits <= 0x02))
{
return((DeliveryFailure)acknowledgment);
}
else
{
MsmqDiagnostics.UnexpectedAcknowledgment(messageId, acknowledgment);
return(System.ServiceModel.Channels.DeliveryFailure.Unknown);
}
}
protected override void OnSend(Message message, TimeSpan timeout)
{
int length;
MessageProperties properties = message.Properties;
Stream stream = null;
MsmqIntegrationMessageProperty property = MsmqIntegrationMessageProperty.Get(message);
if (property == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new CommunicationException(System.ServiceModel.SR.GetString("MsmqMessageDoesntHaveIntegrationProperty")));
}
if (property.Body != null)
{
stream = this.factory.Serialize(property);
}
if (stream == null)
{
length = 0;
}
else
{
if (stream.Length > 0x7fffffffL)
{
throw TraceUtility.ThrowHelperError(new ProtocolException(System.ServiceModel.SR.GetString("MessageSizeMustBeInIntegerRange")), message);
}
length = (int)stream.Length;
}
using (MsmqIntegrationOutputMessage message2 = new MsmqIntegrationOutputMessage(this.factory, length, this.RemoteAddress, property))
{
message2.ApplyCertificateIfNeeded(this.certificateTokenProvider, this.factory.MsmqTransportSecurity.MsmqAuthenticationMode, timeout);
if (stream != null)
{
int num3;
stream.Position = 0L;
for (int i = length; i > 0; i -= num3)
{
num3 = stream.Read(message2.Body.Buffer, 0, i);
}
}
bool lockHeld = false;
try
{
Msmq.EnterXPSendLock(out lockHeld, this.factory.MsmqTransportSecurity.MsmqProtectionLevel);
this.msmqQueue.Send(message2, this.transactionMode);
MsmqDiagnostics.DatagramSent(message2.MessageId, message);
property.Id = MsmqMessageId.ToString(message2.MessageId.Buffer);
}
catch (MsmqException exception)
{
if (exception.FaultSender)
{
base.Fault();
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(exception.Normalized);
}
finally
{
if (lockHeld)
{
Msmq.LeaveXPSendLock();
}
}
}
}
public override object MatchFound(string host, string name, bool isPrivate)
{
MsmqDiagnostics.MatchedApplicationFound(host, name, isPrivate, this.CanonicalPrefix);
return(this.group.AddQueueToGroup(CreateServiceUri(host, name, isPrivate)));
}
protected override void OnSend(Message message, TimeSpan timeout)
{
MessageProperties properties = message.Properties;
Stream stream = null;
MsmqIntegrationMessageProperty property = MsmqIntegrationMessageProperty.Get(message);
if (null == property)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new CommunicationException(SR.GetString(SR.MsmqMessageDoesntHaveIntegrationProperty)));
}
if (null != property.Body)
{
stream = this.factory.Serialize(property);
}
int size;
if (stream == null)
{
size = 0;
}
else
{
if (stream.Length > int.MaxValue)
{
throw TraceUtility.ThrowHelperError(new ProtocolException(SR.GetString(SR.MessageSizeMustBeInIntegerRange)), message);
}
size = (int)stream.Length;
}
using (MsmqIntegrationOutputMessage msmqMessage = new MsmqIntegrationOutputMessage(this.factory, size, this.RemoteAddress, property))
{
msmqMessage.ApplyCertificateIfNeeded(this.certificateTokenProvider, this.factory.MsmqTransportSecurity.MsmqAuthenticationMode, timeout);
if (stream != null)
{
stream.Position = 0;
for (int bytesRemaining = size; bytesRemaining > 0;)
{
int bytesRead = stream.Read(msmqMessage.Body.Buffer, 0, bytesRemaining);
bytesRemaining -= bytesRead;
}
}
bool lockHeld = false;
try
{
Msmq.EnterXPSendLock(out lockHeld, this.factory.MsmqTransportSecurity.MsmqProtectionLevel);
this.msmqQueue.Send(msmqMessage, this.transactionMode);
MsmqDiagnostics.DatagramSent(msmqMessage.MessageId, message);
property.Id = MsmqMessageId.ToString(msmqMessage.MessageId.Buffer);
}
catch (MsmqException ex)
{
if (ex.FaultSender)
{
this.Fault();
}
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(ex.Normalized);
}
finally
{
if (lockHeld)
{
Msmq.LeaveXPSendLock();
}
}
}
}
