private Message FailureMessage(HeaderResult <string> topic, HeaderResult <Guid> messageId)
{
var header = new MessageHeader(
messageId.Success ? messageId.Result : Guid.Empty,
topic.Success ? topic.Result : string.Empty,
MessageType.MT_UNACCEPTABLE);
var message = new Message(header, new MessageBody(string.Empty));
return(message);
}
public Message CreateMessage(BasicDeliverEventArgs fromQueue)
{
var headers = fromQueue.BasicProperties.Headers ?? new Dictionary <string, object>();
var topic = HeaderResult <string> .Empty();
var messageId = HeaderResult <Guid> .Empty();
var timeStamp = HeaderResult <DateTime> .Empty();
var handledCount = HeaderResult <int> .Empty();
var delayedMilliseconds = HeaderResult <int> .Empty();
Message message;
try
{
topic = ReadTopic(fromQueue, headers);
messageId = ReadMessageId(fromQueue.BasicProperties.MessageId);
timeStamp = ReadTimeStamp(fromQueue.BasicProperties);
handledCount = ReadHandledCount(headers);
delayedMilliseconds = ReadDelayedMilliseconds(headers);
var messageType = ReadMessageType(headers);
if (false == (topic.Success && messageId.Success && messageType.Success && timeStamp.Success && handledCount.Success))
{
message = FailureMessage(topic, messageId);
}
else
{
var messageHeader = timeStamp.Success
? new MessageHeader(messageId.Result, topic.Result, messageType.Result, timeStamp.Result, handledCount.Result, delayedMilliseconds.Result)
: new MessageHeader(messageId.Result, topic.Result, messageType.Result);
message = new Message(messageHeader, new MessageBody(fromQueue.Body, fromQueue.BasicProperties.Type));
headers.Each(header => message.Header.Bag.Add(header.Key, ParseHeaderValue(header.Value)));
}
}
catch (Exception e)
{
_logger.Value.WarnException("Failed to create message from amqp message", e);
message = FailureMessage(topic, messageId);
}
if (headers.ContainsKey(HeaderNames.CORRELATION_ID))
{
var correlationId = Encoding.UTF8.GetString((byte[])headers[HeaderNames.CORRELATION_ID]);
message.Header.CorrelationId = Guid.Parse(correlationId);
}
message.SetDeliveryTag(fromQueue.DeliveryTag);
return(message);
}
public Message CreateMessage(BasicDeliverEventArgs fromQueue)
{
var headers = fromQueue.BasicProperties.Headers ?? new Dictionary <string, object>();
var topic = HeaderResult <string> .Empty();
var messageId = HeaderResult <Guid> .Empty();
var timeStamp = HeaderResult <DateTime> .Empty();
var handledCount = HeaderResult <int> .Empty();
var delayedMilliseconds = HeaderResult <int> .Empty();
var redelivered = HeaderResult <bool> .Empty();
var deliveryTag = HeaderResult <ulong> .Empty();
var messageType = HeaderResult <MessageType> .Empty();
var replyTo = HeaderResult <string> .Empty();
var deliveryMode = fromQueue.BasicProperties.DeliveryMode;
Message message;
try
{
topic = ReadTopic(fromQueue, headers);
messageId = ReadMessageId(fromQueue.BasicProperties.MessageId);
timeStamp = ReadTimeStamp(fromQueue.BasicProperties);
handledCount = ReadHandledCount(headers);
delayedMilliseconds = ReadDelayedMilliseconds(headers);
redelivered = ReadRedeliveredFlag(fromQueue.Redelivered);
deliveryTag = ReadDeliveryTag(fromQueue.DeliveryTag);
messageType = ReadMessageType(headers);
replyTo = ReadReplyTo(fromQueue.BasicProperties);
if (false == (topic.Success && messageId.Success && messageType.Success && timeStamp.Success && handledCount.Success))
{
message = FailureMessage(topic, messageId);
}
else
{
var messageHeader = timeStamp.Success
? new MessageHeader(messageId.Result, topic.Result, messageType.Result, timeStamp.Result, handledCount.Result,
delayedMilliseconds.Result)
: new MessageHeader(messageId.Result, topic.Result, messageType.Result);
//this effectively transfers ownership of our buffer
message = new Message(messageHeader, new MessageBody(fromQueue.Body, fromQueue.BasicProperties.Type));
headers.Each(header => message.Header.Bag.Add(header.Key, ParseHeaderValue(header.Value)));
}
if (headers.ContainsKey(HeaderNames.CORRELATION_ID))
{
var correlationId = Encoding.UTF8.GetString((byte[])headers[HeaderNames.CORRELATION_ID]);
message.Header.CorrelationId = Guid.Parse(correlationId);
}
message.DeliveryTag = deliveryTag.Result;
message.Redelivered = redelivered.Result;
message.Header.ReplyTo = replyTo.Result;
message.Persist = deliveryMode == 2;
}
catch (Exception e)
{
s_logger.LogWarning(e, "Failed to create message from amqp message");
message = FailureMessage(topic, messageId);
}
return(message);
}
