protected override async Task <long> OnScheduleMessageAsync(Message message)
{
// TODO: Ensure System.Transactions.Transaction.Current is null. Transactions are not supported by 1.0.0 version of dotnet core.
using (AmqpMessage amqpMessage = AmqpMessageConverter.SBMessageToAmqpMessage(message))
{
var request = AmqpRequestMessage.CreateRequest(
ManagementConstants.Operations.ScheduleMessageOperation,
this.OperationTimeout,
null);
ArraySegment <byte>[] payload = amqpMessage.GetPayload();
BufferListStream buffer = new BufferListStream(payload);
ArraySegment <byte> value = buffer.ReadBytes((int)buffer.Length);
var entry = new AmqpMap();
{
entry[ManagementConstants.Properties.Message] = value;
entry[ManagementConstants.Properties.MessageId] = message.MessageId;
if (!string.IsNullOrWhiteSpace(message.SessionId))
{
entry[ManagementConstants.Properties.SessionId] = message.SessionId;
}
if (!string.IsNullOrWhiteSpace(message.PartitionKey))
{
entry[ManagementConstants.Properties.PartitionKey] = message.PartitionKey;
}
}
request.Map[ManagementConstants.Properties.Messages] = new List <AmqpMap> {
entry
};
IEnumerable <long> sequenceNumbers = null;
var response = await this.ExecuteRequestResponseAsync(request);
if (response.StatusCode == AmqpResponseStatusCode.OK)
{
sequenceNumbers = response.GetValue <long[]>(ManagementConstants.Properties.SequenceNumbers);
}
else
{
response.ToMessagingContractException();
}
return(sequenceNumbers?.FirstOrDefault() ?? 0);
}
}
public static AmqpMessage BatchSBMessagesAsAmqpMessage(IEnumerable <SBMessage> sbMessages, bool batchable)
{
if (sbMessages == null)
{
throw Fx.Exception.ArgumentNull(nameof(sbMessages));
}
AmqpMessage amqpMessage;
AmqpMessage firstAmqpMessage = null;
SBMessage firstMessage = null;
List <Data> dataList = null;
var messageCount = 0;
foreach (var sbMessage in sbMessages)
{
messageCount++;
amqpMessage = AmqpMessageConverter.SBMessageToAmqpMessage(sbMessage);
if (firstAmqpMessage == null)
{
firstAmqpMessage = amqpMessage;
firstMessage = sbMessage;
continue;
}
if (dataList == null)
{
dataList = new List <Data> {
ToData(firstAmqpMessage)
};
}
dataList.Add(ToData(amqpMessage));
}
if (messageCount == 1 && firstAmqpMessage != null)
{
firstAmqpMessage.Batchable = batchable;
return(firstAmqpMessage);
}
amqpMessage = AmqpMessage.Create(dataList);
amqpMessage.MessageFormat = AmqpConstants.AmqpBatchedMessageFormat;
if (firstMessage.MessageId != null)
{
amqpMessage.Properties.MessageId = firstMessage.MessageId;
}
if (firstMessage.SessionId != null)
{
amqpMessage.Properties.GroupId = firstMessage.SessionId;
}
if (firstMessage.PartitionKey != null)
{
amqpMessage.MessageAnnotations.Map[AmqpMessageConverter.PartitionKeyName] =
firstMessage.PartitionKey;
}
amqpMessage.Batchable = batchable;
return(amqpMessage);
}