public static bool InsertMessage(ProducerMessageImpl message, MessageStore messageStore)
{
try
{
if (!message.Base.Durable)
{
return(false);
}
//默认 Durable 为true, 消息持久化，Store 对象为null 时
if (messageStore == null)
{
message.Base.Durable = false;
return(false);
}
message.MessageStore = messageStore;
var transaction = Transaction.Current;
if (transaction == null)
{
try
{
message.Save();
}
catch (Exception e)
{
message.Base.StoreAtFailed = true;
}
return(false);
}
var map = Holder.Value;
if (map == null)
{
map = new Dictionary <Transaction, TransactionMessageHolder>();
Holder.Value = map;
}
map.TryGetValue(transaction, out var container);
if (container == null)
{
container = new TransactionMessageHolder();
map[transaction] = container;
transaction.TransactionCompleted += container.OnTransactionCompleted;
}
container.Add(message);
return(true);
}
catch (Exception ex)
{
Logger.Error(ex, "TransactionMessageHolder InsertMessage error");
throw;
}
finally
{
}
}
private static void Failed(ProducerMessageImpl message, Exception exception)
{
if (exception is DuplicateMessageException)
{
Success(message);
return;
}
message.Failed(exception);
}
private void Add(ProducerMessageImpl message)
{
if (_queue == null)
{
_queue = new List <ProducerMessageImpl>();
}
_queue.Add(message);
message.Save();
}
public void Send(ProducerMessageImpl message)
{
try
{
if (_queue.Add(message))
{
}
else if (_queue.Add(message, 50))
{
}
else
{
Failed(message, new EnqueueException(message.Base.MessageId));
}
}
catch (Exception ex)
{
Logger.Error(ex);
throw;
}
finally
{
}
}
private static void Success(ProducerMessageImpl message)
{
message.Success();
}
