/// <summary>
/// 添加consumer
/// 消费者停止消费消息后，将异常抛出，让消息回滚至原队列中
/// 等待下次处理
/// </summary>
/// <typeparam name="TEvent">consumer的接收事件参数</typeparam>
/// <typeparam name="TConsumer">consumer类型</typeparam>
/// <param name="cfg">配置对象</param>
/// <param name="handlerType">处理类型</param>
protected void ConsumerTo <TEvent, TConsumer>(SubscriptionBusServiceConfigurator cfg, Type handlerType)
where TConsumer : IEventConsumer <TEvent>
where TEvent : Event
{
cfg.Handler <TEvent>(evnt =>
{
try
{
if (_beforeConsumer != null)
{
_beforeConsumer.Execute(evnt);
}
_locator.GetInstance <TConsumer>().Consume(evnt);
if (_afterConsumer != null)
{
_afterConsumer.Execute(evnt);
}
}
catch (StopedConsumeException)
{
throw;
}
catch (Exception ex)
{
Log.Write(string.Format("执行{0}错误", typeof(TConsumer)), MessageType.Error, this.GetType(), ex);
}
}).Permanent();
}