-import de.juplo.kafka.chat.backend.persistence.inmemory.ChatHomeService;
-import de.juplo.kafka.chat.backend.domain.ChatRoomFactory;
-import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatHomeService;
-import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatRoomFactory;
+import de.juplo.kafka.chat.backend.domain.ChatHome;
+import de.juplo.kafka.chat.backend.persistence.inmemory.SimpleChatHome;