374a442b6ef08c53179cbcbd790010d4393104fc
[demos/kafka/chat] / src / main / java / de / juplo / kafka / chat / backend / domain / ChatRoomService.java
1 package de.juplo.kafka.chat.backend.domain;
2
3 import reactor.core.publisher.Flux;
4 import reactor.core.publisher.Mono;
5
6 import java.time.LocalDateTime;
7
8
9 public interface ChatRoomService
10 {
11   Mono<Message> persistMessage(
12       Message.MessageKey key,
13       LocalDateTime timestamp,
14       String text);
15
16   Mono<Message> getMessage(Message.MessageKey key);
17
18   Flux<Message> getMessages(long first, long last);
19 }