public async Task Handle(RabbitConnection connection, object model, BasicDeliverEventArgs e)
{
TMessage message;
try
{
message = Deserialize(e.Body);
if (message == null)
{
_logger.Warn($"队列：{Queue}，无法序列化消息，已跳过该条消息！消息数据：{GetErrorByteBody(e.Body)}");
connection.AckMessage(e.DeliveryTag);
return;
}
}
catch (Exception ex)
{
_logger.Error($"队列：{Queue}，无法序列化消息，已跳过该条消息！", ex);
connection.AckMessage(e.DeliveryTag);
return;
}
try
{
_logger.Info($"队列：{Queue}，接收到MQ消息：{_jsonSerialzer.Serialize(message)}");
_repositoryContextManager.Create();
if (_logger.IsDebugEnabled)
{
_logger.Debug($"创建新Context成功，ContextId: {_currentRepositoryContextProvider.Current.Id}");
}
await Handle(message);
_currentRepositoryContextProvider.Current.Commit();
_currentRepositoryContextProvider.Current.Dispose();
if (_logger.IsDebugEnabled)
{
_logger.Debug($"Context执行结束，ContextId: {_currentRepositoryContextProvider.Current.Id}");
}
CurrentRepositoryContextProvider.ReleaseCurrentContext();
connection.AckMessage(e.DeliveryTag);
}
catch (Exception ex)
{
if (_currentRepositoryContextProvider.Current != null)
{
_currentRepositoryContextProvider.Current.Dispose();
CurrentRepositoryContextProvider.ReleaseCurrentContext();
}
var isEat = EnsureException.EatException(ref ex);
if (isEat)
{
_logger.Warn($"队列：{Queue} 处理消息失败，消息体：{_jsonSerialzer.Serialize(message)}，原因：{ex.Message}，trace：{ex.GetCloseTrace()}");
connection.AckMessage(e.DeliveryTag);
}
else
{
_logger.Fatal($"系统在执行{typeof(TMessage)}消息的时候出现异常！原因：{ex.GetExceptionMessage()}", ex);
Thread.Sleep(new Random().Next(1000, 30000));
connection.RejectMessage(e.DeliveryTag);
}
}
}
public void Handle(RabbitConnection connection, object model, BasicDeliverEventArgs e)
{
System.Threading.Thread.Sleep(50);
TMessage message;
try
{
message = Deserialize(e.Body);
if (message == null)
{
_logger.Warn($"队列：{Queue}，无法序列化消息，已跳过该条消息！消息数据：{GetErrorByteBody(e.Body)}");
connection.AckMessage(e.DeliveryTag);
return;
}
}
catch (Exception ex)
{
_logger.Error($"队列：{Queue}，无法序列化消息，已跳过该条消息！", ex);
connection.AckMessage(e.DeliveryTag);
return;
}
try
{
_logger.Info($"队列：{Queue}，接收到MQ消息：{_jsonSerialzer.Serialize(message)}");
_repositoryContextManager.Create();
if (_logger.IsDebugEnabled)
{
_logger.Debug($"创建新Context成功，ContextId: {_currentRepositoryContextProvider.Current.Id}");
}
Handle(message);
_currentRepositoryContextProvider.Current.Commit();
_currentRepositoryContextProvider.Current.Dispose();
if (_logger.IsDebugEnabled)
{
_logger.Debug($"Context执行结束，ContextId: {_currentRepositoryContextProvider.Current.Id}");
}
CurrentRepositoryContextProvider.ReleaseCurrentContext();
connection.AckMessage(e.DeliveryTag);
}
catch (EnsureException ex)
{
_logger.Warn($"队列：{Queue}，消息{message.GetType().Name}处理失败，消息体：{_jsonSerialzer.Serialize(message)}，原因：{ex.Message}", ex);
connection.AckMessage(e.DeliveryTag);
if (_currentRepositoryContextProvider.Current != null)
{
_currentRepositoryContextProvider.Current.Dispose();
CurrentRepositoryContextProvider.ReleaseCurrentContext();
}
}
catch (Exception ex)
{
var ensureException = ex;
while (true)
{
if (ensureException == null)
{
break;
}
if (ensureException is EnsureException)
{
break;
}
ensureException = ensureException.InnerException;
}
if (ensureException is EnsureException)
{
_logger.Warn($"执行消息{message.GetType().Name}时业务失败，原因：{ensureException.Message}");
connection.AckMessage(e.DeliveryTag);
if (_currentRepositoryContextProvider.Current != null)
{
_currentRepositoryContextProvider.Current.Dispose();
CurrentRepositoryContextProvider.ReleaseCurrentContext();
}
}
else
{
_logger.Fatal($"系统在执行{typeof(TMessage)}消息的时候出现异常！原因：{ex.GetExceptionMessage()}", ex);
if (_currentRepositoryContextProvider.Current != null)
{
_currentRepositoryContextProvider.Current.Dispose();
CurrentRepositoryContextProvider.ReleaseCurrentContext();
}
Thread.Sleep(new Random().Next(1000, 30000));
connection.RejectMessage(e.DeliveryTag);
}
}
}
