protected void SendReply(IMessage message, IMessageChannel defaultReplyChannel)
{
IMessageChannel replyChannel = _outputChannel;
if (replyChannel == null)
{
replyChannel = ResolveReplyChannelFromMessage(message);
if (replyChannel == null)
{
replyChannel = defaultReplyChannel;
}
}
if (replyChannel != null)
{
if (defaultReplyChannel != null && !defaultReplyChannel.Equals(replyChannel))
{
message = MessageBuilder.FromMessage(message).SetHeaderIfAbsent(MessageHeaders.REPLY_CHANNEL, defaultReplyChannel).Build();
}
_channelTemplate.Send(message, replyChannel);
}
else if (logger.IsWarnEnabled)
{
logger.Warn("unable to determine reply target for aggregation result: " + message);
}
}
protected override void ProcessBarrier(MessageBarrier <IDictionary <object, IMessage>, object> barrier)
{
IList <IMessage> messageList = new List <IMessage>(barrier.Messages.Values);
if (!barrier.IsComplete && messageList.Count > 0)
{
if (_completionStrategy.IsComplete(messageList))
{
barrier.SetComplete();
}
}
if (barrier.IsComplete)
{
RemoveBarrier(barrier.CorrelationId);
IMessage result = AggregateMessages(messageList);
if (result != null)
{
if (result.Headers.CorrelationId == null)
{
result = MessageBuilder.FromMessage(result).SetCorrelationId(barrier.CorrelationId).Build();
}
SendReply(result, ResolveReplyChannelFromMessage(messageList[0]));
}
}
}
