public void Execute(PrimitiveEvent primitiveEvent)
{
Guard.AgainstNull(primitiveEvent, nameof(primitiveEvent));
State.SetPrimitiveEvent(primitiveEvent);
Execute();
}
public void AddPrimitiveEvent(PrimitiveEvent primitiveEvent)
{
Guard.AgainstNull(primitiveEvent, nameof(primitiveEvent));
if (_primitiveEvents.ContainsKey(primitiveEvent.SequenceNumber))
{
return;
}
_primitiveEvents.TryAdd(primitiveEvent.SequenceNumber, primitiveEvent);
}
public EventHandlerContext(EventEnvelope eventEnvelope, T @event, PrimitiveEvent primitiveEvent,
CancellationToken cancellationToken)
{
Guard.AgainstNull(eventEnvelope, nameof(eventEnvelope));
Guard.AgainstNull(@event, nameof(@event));
Guard.AgainstNull(primitiveEvent, nameof(primitiveEvent));
CancellationToken = cancellationToken;
Event = @event;
PrimitiveEvent = primitiveEvent;
EventEnvelope = eventEnvelope;
}
public EventHandlerContext(EventEnvelope eventEnvelope, T @event, PrimitiveEvent primitiveEvent,
IThreadState activeState)
{
Guard.AgainstNull(eventEnvelope, nameof(eventEnvelope));
Guard.AgainstNull(@event, nameof(@event));
Guard.AgainstNull(primitiveEvent, nameof(primitiveEvent));
Guard.AgainstNull(activeState, nameof(activeState));
ActiveState = activeState;
Event = @event;
PrimitiveEvent = primitiveEvent;
EventEnvelope = eventEnvelope;
}
public void Process(EventEnvelope eventEnvelope, object domainEvent, PrimitiveEvent primitiveEvent,
IThreadState threadState)
{
Guard.AgainstNull(eventEnvelope, nameof(eventEnvelope));
Guard.AgainstNull(domainEvent, nameof(domainEvent));
Guard.AgainstNull(primitiveEvent, nameof(primitiveEvent));
Guard.AgainstNull(threadState, nameof(threadState));
if (primitiveEvent.SequenceNumber <= SequenceNumber)
{
return;
}
var domainEventType = Type.GetType(eventEnvelope.AssemblyQualifiedName, true);
try
{
if (!HandlesType(domainEventType))
{
if (Log.IsTraceEnabled)
{
_log.Trace(string.Format(Resources.TraceTypeNotHandled, Name,
eventEnvelope.AssemblyQualifiedName));
}
return;
}
var contextType = typeof(EventHandlerContext <>).MakeGenericType(domainEventType);
var method = _eventHandlers[domainEventType].GetType().GetMethod("ProcessEvent", new[] { contextType });
if (method == null)
{
throw new ProcessEventMethodMissingException(string.Format(
Resources.ProcessEventMethodMissingException,
_eventHandlers[domainEventType].GetType().FullName,
domainEventType.FullName));
}
var handlerContext =
Activator.CreateInstance(contextType, eventEnvelope, domainEvent, primitiveEvent, threadState);
method.Invoke(_eventHandlers[domainEventType], new[] { handlerContext });
}
finally
{
SequenceNumber = primitiveEvent.SequenceNumber;
}
}
public static void SetPrimitiveEvent(this IState state, PrimitiveEvent primitiveEvent)
{
state.Replace(StateKeys.PrimitiveEvent, primitiveEvent);
}
