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Demo01Controller.java
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Demo01Controller.java
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package cn.iocoder.springcloud.labx11.kafkademo.kafkademo.controller;
import cn.iocoder.springcloud.labx11.kafkademo.kafkademo.message.Demo01Message;
import cn.iocoder.springcloud.labx11.kafkademo.kafkademo.message.MySource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.messaging.Message;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.Random;
@RestController
@RequestMapping("/demo01")
public class Demo01Controller {
private Logger logger = LoggerFactory.getLogger(getClass());
@Autowired
private MySource mySource;
@GetMapping("/send_orderly")
public boolean sendOrderly() {
// 发送 3 条相同 id 的消息
int id = new Random().nextInt();
for (int i = 0; i < 3; i++) {
// 创建 Message
Demo01Message message = new Demo01Message().setId(id);
// 创建 Spring Message 对象
Message<Demo01Message> springMessage = MessageBuilder.withPayload(message)
.build();
// 发送消息
mySource.demo01Output().send(springMessage);
}
return true;
}
}