java对接阿里云通义千问API多轮对话承接上下文

import com.aliyun.openservices.ons.api.Action;
import com.aliyun.openservices.ons.api.Consumer;
import com.aliyun.openservices.ons.api.Message;
import com.aliyun.openservices.ons.api.MessageListener;
import com.aliyun.openservices.ons.api.ONSFactory;
import com.aliyun.openservices.ons.api.PropertyKeyConst;
import java.util.Properties;
 
public class AliyunConsumerExample {
 
    public static void main(String[] args) {
        // 填写阿里云账号AccessKey
        String accessKey = "<your-access-key>";
        // 填写阿里云账号AccessKeySecret
        String secretKey = "<your-access-key-secret>";
        // 填写消费者ID
        String consumerId = "<your-consumer-id>";
        // 填写Topic名称
        String topic = "<your-topic>";
        // 填写消费者所在的Group
        String groupId = "<your-group-id>";
 
        Properties properties = new Properties();
        properties.put(PropertyKeyConst.AccessKey, accessKey);
        properties.put(PropertyKeyConst.SecretKey, secretKey);
        properties.put(PropertyKeyConst.ConsumerId, consumerId);
        properties.put("ONSAddr", "http://onsaddr-internet.aliyun.com/rocketmq/nsaddr4client-internet");
 
        Consumer consumer = ONSFactory.createConsumer(properties);
        consumer.subscribe(topic, groupId, new MessageListener() {
            @Override
            public Action consume(Message message, Consumer consumer) {
                try {
                    String request = new String(message.getBody(), "UTF-8");
                    // 处理接收到的请求
                    // ...
 
                    // 构造回复内容
                    String response = "{\"sessionId\":\"\",\"result\":{\"action\":\"\",\"score\":\"\",\"text\":\"回复内容\"}}";
                    // 发送回复
                    // ...
 
                    return Action.CommitMessage;
                } catch (Exception e) {
                    // 处理异常
                    return Action.ReconsumeLater;
                }
            }
        });
 
        consumer.start();
        System.out.println("Consumer Started.");
    }
}

这个示例代码展示了如何使用阿里云消息服务（ONS）的Java SDK来创建一个消费者，并且如何在接收到消息之后进行处理。在处理对话系统的上下文时，可以将接收到的请求解析并处理，然后构造回复并发送。注意，示例中的处理逻辑需要根据实际的对话系统API进行替换。