refactor: `ChatRoomService.persistMessage(..)` returns a `Mono<Message>`

[demos/kafka/chat] / src / main / java / de / juplo / kafka / chat / backend / domain / ChatRoomService.java

diff --git a/src/main/java/de/juplo/kafka/chat/backend/domain/ChatRoomService.java b/src/main/java/de/juplo/kafka/chat/backend/domain/ChatRoomService.java
index c70ffe4..374a442 100644 (file)
--- a/src/main/java/de/juplo/kafka/chat/backend/domain/ChatRoomService.java
+++ b/src/main/java/de/juplo/kafka/chat/backend/domain/ChatRoomService.java
@@ -8,7 +8,7 @@ import java.time.LocalDateTime;
 
 public interface ChatRoomService
 {
-  Message persistMessage(
+  Mono<Message> persistMessage(
       Message.MessageKey key,
       LocalDateTime timestamp,
       String text);