import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;
import java.util.HashMap;
import java.util.Map;
/**
* 为消息设置 TTL
* @author hxstrive.com 2022/2/24
*/
public class TtlDemo2 {
/** 交换器名称 */
private final String EXCHANGE_NAME = "exchange-" + TtlDemo2.class.getSimpleName();
/** 队列名称 */
private final String QUEUE_NAME = "queue-" + TtlDemo2.class.getSimpleName();
public static void main(String[] args) throws Exception {
TtlDemo2 demo = new TtlDemo2();
demo.sender();
}
/**
* 生产者
* @throws Exception
*/
private void sender() throws Exception {
// 创建连接
ConnectionFactory factory = new ConnectionFactory();
factory.setHost("127.0.0.1");
factory.setPort(5672);
Connection connection = factory.newConnection();
// 创建信道
Channel channel = connection.createChannel();
// 声明交换器
channel.exchangeDeclare(EXCHANGE_NAME, "topic");
// 声明队列
Map<String,Object> argss =new HashMap<String,Object>() ;
argss.put("x-message-ttl", 6000); // 设置过期时间为 6 秒
channel.queueDeclare(QUEUE_NAME, true, false, true, argss) ;
channel.queueBind(QUEUE_NAME, EXCHANGE_NAME, "*.hxstrive.com");
// 发送消息
System.out.println("[Sender] Send Message...");
channel.basicPublish(EXCHANGE_NAME, "www.hxstrive.com",
null, "ttl message".getBytes());
System.out.println("[Sender] message = “ttl message”");
// 关闭连接
channel.close();
connection.close();
}
}
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