public IAsyncResult BeginReceive(TimeSpan timeout, AsyncCallback callback, object state)
 {
     using (MsmqDiagnostics.BoundReceiveOperation(this.receiver))
     {
         return(InputChannel.HelpBeginReceive(this, timeout, callback, state));
     }
 }
        // TryReceive
        public bool TryReceive(TimeSpan timeout, out Message message)
        {
            message = null;
            if (DoneReceivingInCurrentState())
            {
                return(true);
            }

            using (MsmqDiagnostics.BoundReceiveOperation(this.receiver))
            {
                MsmqInputMessage msmqMessage = this.receiver.TakeMessage();
                try
                {
                    MsmqMessageProperty property;
                    bool retval = this.receiver.TryReceive(
                        msmqMessage,
                        timeout,
                        this.ReceiveParameters.ExactlyOnce ? MsmqTransactionMode.CurrentOrNone : MsmqTransactionMode.None,
                        out property);
                    if (retval)
                    {
                        if (null != property)
                        {
                            message = DecodeMsmqMessage(msmqMessage, property);
                            message.Properties[MsmqMessageProperty.Name] = property;

                            if (this.receiveParameters.ReceiveContextSettings.Enabled)
                            {
                                message.Properties[MsmqReceiveContext.Name] = this.receiveContextManager.CreateMsmqReceiveContext(msmqMessage.LookupId.Value);
                            }
                            MsmqDiagnostics.DatagramReceived(msmqMessage.MessageId, message);
                            this.listener.RaiseMessageReceived();
                        }
                        else if (CommunicationState.Opened == this.State)
                        {
                            this.listener.FaultListener();
                            this.Fault();
                        }
                    }
                    return(retval);
                }
                catch (MsmqException ex)
                {
                    if (ex.FaultReceiver)
                    {
                        this.listener.FaultListener();
                        this.Fault();
                    }
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(ex.Normalized);
                }
                finally
                {
                    this.receiver.ReturnMessage(msmqMessage);
                }
            }
        }