protected override async Task OnSendEventAsync(IEnumerable <Message> messages)
{
// List to hold messages in Amqp friendly format
var messageList = new List <Data>();
foreach (var message in messages)
{
using (AmqpMessage amqpMessage = message.ToAmqpMessage())
{
var data = new Data()
{
Value = MessageConverter.ReadStream(amqpMessage.ToStream())
};
messageList.Add(data);
}
}
Outcome outcome;
using (var amqpMessage = AmqpMessage.Create(messageList))
{
amqpMessage.MessageFormat = AmqpConstants.AmqpBatchedMessageFormat;
outcome = await this.SendAmqpMessageAsync(amqpMessage);
}
if (outcome.DescriptorCode != Accepted.Code)
{
throw AmqpErrorMapper.GetExceptionFromOutcome(outcome);
}
}
protected async override Task OnSendEventAsync(Message message)
{
Outcome outcome;
using (AmqpMessage amqpMessage = message.ToAmqpMessage())
{
outcome = await this.SendAmqpMessageAsync(amqpMessage);
}
if (outcome.DescriptorCode != Accepted.Code)
{
throw AmqpErrorMapper.GetExceptionFromOutcome(outcome);
}
}
async Task DisposeMessageAsync(string lockToken, Outcome outcome)
{
var deliveryTag = IotHubConnection.ConvertToDeliveryTag(lockToken);
Outcome disposeOutcome;
try
{
ReceivingAmqpLink deviceBoundReceivingLink = await this.GetDeviceBoundReceivingLinkAsync();
disposeOutcome = await deviceBoundReceivingLink.DisposeMessageAsync(deliveryTag, outcome, batchable : true, timeout : this.OperationTimeout);
}
catch (Exception exception)
{
if (exception.IsFatal())
{
throw;
}
throw AmqpClientHelper.ToIotHubClientContract(exception);
}
if (disposeOutcome.DescriptorCode != Accepted.Code)
{
if (disposeOutcome.DescriptorCode == Rejected.Code)
{
var rejected = (Rejected)disposeOutcome;
// Special treatment for NotFound amqp rejected error code in case of DisposeMessage
if (rejected.Error != null && rejected.Error.Condition.Equals(AmqpErrorCode.NotFound))
{
throw new DeviceMessageLockLostException(rejected.Error.Description);
}
}
throw AmqpErrorMapper.GetExceptionFromOutcome(disposeOutcome);
}
}