Exception in thread "main" java.net.NoRouteToHostException:No route to host (Host unreachable)at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl....
Exception in thread "main" java.net.NoRouteToHostException:No route to host (Host unreachable)at java.net.PlainSocketImpl.socketConnect(Native Method) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl....
RabbitMq之TOPIC模式下的IP变动后的信道恢复【org.springframework.amqp.AmqpIOException: java.net.NoRouteToHostException: No route to host: connect】 2020-05-13 10:02 −... ZLXYH 0 930 Host is not allowed to connect to this MySQL 2019-12-20 15:32 −今天买了的百度BCC云服务器,兴冲冲的就...
SECONDS.sleep(1); } catch (Exception e) { /** * 拒签消息 * 参数1:消息投递序号 * 参数2:是否一次可以拒签多条消息,true:是;false:否 * 参数3:拒签后消息是否重回队列,true:重回;false:不重回 */ System.out.println("消息消费失败!"); channel.basicNack(deliveryTag, true, true); e.print...
} catch (AmqpException e) { System.out.println("发送出现异常:" + e.getMessage()); return "网络中断,请稍后再试"; } } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 3.模拟无交换器异常 错误信息 ERROR 4880 --- [.200.57.39:5672] o.s.a.r.c.CachingConnectionFactory : Channel shutdown:...
spring:rabbitmq:host:127.0.0.1port:5672username:tianxinpassword:tianxin# 开启消息发broker回调publisher-confirm-type:correlated# 开启路由消息路由回调publisher-returns:true# 强制确认,也可以在代码中开启template:mandatory:true /** * The type of publisher confirms to use. ...
virtual-host: JCcccHost 接着我们先使用下direct exchange(直连型交换机),创建DirectRabbitConfig.java(对于队列和交换机持久化以及连接使用设置,在注释里有说明,后面的不同交换机的配置就不做同样说明了): import org.springframework.amqp.core.Binding; ...
packagecom.example.rabbitmq;importcom.rabbitmq.client.*;importjava.io.IOException;publicclassProducerReturn{privatestaticfinal String exchangeName="";privatestaticfinal String routyKey="return.save";publicstaticvoidmain(String[]args)throws Exception{ConnectionFactory connectionFactory=newConnectionFactory();con...
warn("cannot map JSON to NotificationRequest: " + message); } catch (Exception e) { logger.error(e.getMessage()); } } } 结论 使用RabbitMQ,您可以避免服务之间的直接 HTTP 调用,并消除核心微服务的紧密耦合。这将帮助您在更高级别扩展您的微服务并在微服务之间添加故障转移机制。 原文作者:Akash ...
basicAck(deliveryTag,true); } catch (Exception e) { System.out.println( "出现异常,消费者拒绝签收!" ); //死信队列 拒绝签收requeue=false 将消息路由到死信队列中 channel.basicNack(deliveryTag,true,false); } } } 复制代码 DLX小结 1 死信交换机(队列)和普通交换机(队列)没什么区别 2 当消息成为...