protected override async Task <DateTime> OnRenewLockAsync(string lockToken)
{
DateTime lockedUntilUtc = DateTime.MinValue;
try
{
// Create an AmqpRequest Message to renew lock
AmqpRequestMessage requestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.RenewLockOperation, this.OperationTimeout, null);
requestMessage.Map[ManagementConstants.Properties.LockTokens] = new[] { new Guid(lockToken) };
AmqpResponseMessage response = await this.ExecuteRequestResponseAsync(requestMessage).ConfigureAwait(false);
if (response.StatusCode == AmqpResponseStatusCode.OK)
{
IEnumerable <DateTime> lockedUntilUtcTimes = response.GetValue <IEnumerable <DateTime> >(ManagementConstants.Properties.Expirations);
lockedUntilUtc = lockedUntilUtcTimes.First();
}
else
{
throw response.ToMessagingContractException();
}
}
catch (Exception exception)
{
throw AmqpExceptionHelper.GetClientException(exception);
}
return(lockedUntilUtc);
}
protected override async Task <Stream> OnGetStateAsync()
{
try
{
AmqpRequestMessage amqpRequestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.GetSessionStateOperation, this.OperationTimeout, null);
amqpRequestMessage.Map[ManagementConstants.Properties.SessionId] = this.SessionId;
AmqpResponseMessage amqpResponseMessage = await this.InnerMessageReceiver.ExecuteRequestResponseAsync(amqpRequestMessage).ConfigureAwait(false);
Stream sessionState = null;
if (amqpResponseMessage.StatusCode == AmqpResponseStatusCode.OK)
{
if (amqpResponseMessage.Map[ManagementConstants.Properties.SessionState] != null)
{
sessionState = new BufferListStream(new[] { amqpResponseMessage.GetValue <ArraySegment <byte> >(ManagementConstants.Properties.SessionState) });
}
}
return(sessionState);
}
catch (AmqpException amqpException)
{
throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error);
}
}
protected override async Task OnRenewLockAsync()
{
try
{
AmqpRequestMessage amqpRequestMessage = AmqpRequestMessage.CreateRequest(ManagementConstants.Operations.RenewSessionLockOperation, this.OperationTimeout, null);
amqpRequestMessage.Map[ManagementConstants.Properties.SessionId] = this.SessionId;
AmqpResponseMessage amqpResponseMessage = await this.InnerMessageReceiver.ExecuteRequestResponseAsync(amqpRequestMessage).ConfigureAwait(false);
if (amqpResponseMessage.StatusCode == AmqpResponseStatusCode.OK)
{
this.LockedUntilUtc = amqpResponseMessage.GetValue <DateTime>(ManagementConstants.Properties.Expiration);
}
}
catch (AmqpException amqpException)
{
throw AmqpExceptionHelper.ToMessagingContract(amqpException.Error);
}
}