diff --git a/src/main/java/com/podzilla/warehouse/Events/EmptyEventHandler.java b/src/main/java/com/podzilla/warehouse/Events/EmptyEventHandler.java new file mode 100644 index 0000000..6b640f5 --- /dev/null +++ b/src/main/java/com/podzilla/warehouse/Events/EmptyEventHandler.java @@ -0,0 +1,12 @@ +package com.podzilla.warehouse.Events; + +import com.podzilla.mq.events.BaseEvent; +import org.springframework.stereotype.Component; + +@Component +public class EmptyEventHandler implements EventHandler { + @Override + public void handle(BaseEvent event) { + // Empty implementation - does nothing + } +} \ No newline at end of file diff --git a/src/main/java/com/podzilla/warehouse/Events/EventHandlerFactory.java b/src/main/java/com/podzilla/warehouse/Events/EventHandlerFactory.java index 6322157..f87d4e8 100644 --- a/src/main/java/com/podzilla/warehouse/Events/EventHandlerFactory.java +++ b/src/main/java/com/podzilla/warehouse/Events/EventHandlerFactory.java @@ -12,11 +12,14 @@ @Component public class EventHandlerFactory { private final HashMap, EventHandler> handlers; + private final EmptyEventHandler emptyEventHandler; @Autowired public EventHandlerFactory(OrderPlacedEventHandler OrderPlacedEventHandler, OrderStockReservationEventHandler orderStockReservationEventHandler, - OrderCancelledEventHandler orderCancelledEventHandler) { + OrderCancelledEventHandler orderCancelledEventHandler, + EmptyEventHandler emptyEventHandler) { + this.emptyEventHandler = emptyEventHandler; handlers = new HashMap<>(); handlers.put(OrderPlacedEvent.class, OrderPlacedEventHandler); handlers.put(OrderStockReservationRequestedEvent.class, orderStockReservationEventHandler); @@ -27,7 +30,7 @@ public EventHandlerFactory(OrderPlacedEventHandler OrderPlacedEventHandler, public EventHandler getHandler(T event) { EventHandler handler = handlers.get(event.getClass()); if (handler == null) { - throw new IllegalArgumentException("No handler found for event type: " + event.getClass().getName()); + return (EventHandler) emptyEventHandler; } return (EventHandler) handler; }