private async void ReceiveMessageEntity(
MessageEntity messageEntity,
Function messageCallback,
CancellationToken token)
{
Logger.Debug($"Received message FROM {Table} WHERE {Filter}");
using (Stream stream = await messageEntity.RetrieveMessageBody(Registry.Instance.MessageBodyStore))
{
if (stream == null)
{
Logger.Error($"MessageBody cannot be retrieved for EbmsMessageId: {messageEntity.EbmsMessageId}");
}
else if (messageEntity.ContentType == null)
{
Logger.Error($"ContentType cannot be found for EbmsMessageId: {messageEntity.EbmsMessageId}");
}
else
{
ReceivedEntityMessage receivedMessage = null;
try
{
receivedMessage = new ReceivedEntityMessage(messageEntity, stream, messageEntity.ContentType);
await messageCallback(receivedMessage, token).ConfigureAwait(false);
}
finally
{
receivedMessage?.UnderlyingStream.Dispose();
}
}
}
}
private static async Task <UserMessage> RetrieveRelatedUserMessage(SignalMessage signalMessage)
{
using (var db = Registry.Instance.CreateDatastoreContext())
{
UserMessage userMessage = null;
MessageEntity ent = db.InMessages.FirstOrDefault(
m =>
m.EbmsMessageId == signalMessage.RefToMessageId &&
m.EbmsMessageType == MessageType.UserMessage);
if (ent == null)
{
ent = db.OutMessages.FirstOrDefault(
m =>
m.EbmsMessageId == signalMessage.RefToMessageId &&
m.EbmsMessageType == MessageType.UserMessage);
}
if (ent != null)
{
using (var stream = await ent.RetrieveMessageBody(Registry.Instance.MessageBodyStore))
{
stream.Position = 0;
var s = SerializerProvider.Default.Get(ent.ContentType);
var result =
await s.DeserializeAsync(stream, ent.ContentType);
if (result != null)
{
userMessage =
result.UserMessages.FirstOrDefault(m => m.MessageId == signalMessage.RefToMessageId);
}
}
}
return(userMessage);
}
}
