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Add Task.Yield() to avoid synchronus deadlock by ensuring asynchronous execution

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This commit is contained in:
Miguel Veloso 2019-06-17 22:00:19 +01:00
parent b37bf7c835
commit 2621c36956
1 changed files with 4 additions and 0 deletions
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4
src/BuildingBlocks/EventBus/EventBusRabbitMQ/EventBusRabbitMQ.cs
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@ -274,6 +274,8 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusRabbitMQ
var handler = scope.ResolveOptional(subscription.HandlerType) as IDynamicIntegrationEventHandler; var handler = scope.ResolveOptional(subscription.HandlerType) as IDynamicIntegrationEventHandler;
if (handler == null) continue; if (handler == null) continue;
dynamic eventData = JObject.Parse(message); dynamic eventData = JObject.Parse(message);
await Task.Yield();
await handler.Handle(eventData); await handler.Handle(eventData);
} }
else else
@ -283,6 +285,8 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusRabbitMQ
var eventType = _subsManager.GetEventTypeByName(eventName); var eventType = _subsManager.GetEventTypeByName(eventName);
var integrationEvent = JsonConvert.DeserializeObject(message, eventType); var integrationEvent = JsonConvert.DeserializeObject(message, eventType);
var concreteType = typeof(IIntegrationEventHandler<>).MakeGenericType(eventType); var concreteType = typeof(IIntegrationEventHandler<>).MakeGenericType(eventType);
await Task.Yield();
await (Task)concreteType.GetMethod("Handle").Invoke(handler, new object[] { integrationEvent }); await (Task)concreteType.GetMethod("Handle").Invoke(handler, new object[] { integrationEvent });
} }
} }