如何在Spring Cloud Stream中绑定多个主题

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId>spring-cloud-starter-stream-{消息中间件}</artifactId>
</dependency>

@EnableBinding({Topic1.class, Topic2.class})
public class MessageProducer {
    @Autowired
    @Output(Topic1.NAME)
    private MessageChannel topic1Output;

    @Autowired
    @Output(Topic2.NAME)
    private MessageChannel topic2Output;

    public void sendToTopic1(String message) {
        topic1Output.send(MessageBuilder.withPayload(message).build());
    }

    public void sendToTopic2(String message) {
        topic2Output.send(MessageBuilder.withPayload(message).build());
    }
}

interface Topic1 {
    String NAME = "topic1";

    @Output(NAME)
    MessageChannel output();
}

interface Topic2 {
    String NAME = "topic2";

    @Output(NAME)
    MessageChannel output();
}

@EnableBinding({Topic1.class, Topic2.class})
public class MessageConsumer {
    @StreamListener(Topic1.NAME)
    public void receiveFromTopic1(String message) {
        // 处理从topic1接收到的消息
    }

    @StreamListener(Topic2.NAME)
    public void receiveFromTopic2(String message) {
        // 处理从topic2接收到的消息
    }
}

interface Topic1 {
    String NAME = "topic1";

    @Input(NAME)
    SubscribableChannel input();
}

interface Topic2 {
    String NAME = "topic2";

    @Input(NAME)
    SubscribableChannel input();
}