rabbit MQ在后台运行代码时报错Exception in thread "main" java.util.concurrent.TimeoutException at com.rabbitmq

本文探讨了在尝试连接RabbitMQ服务器时遇到的TimeoutException错误,详细分析了代码配置和错误日志,提供了可能的解决方案,适用于正在解决RabbitMQ连接问题的开发者。

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rabbit MQ在后台运行代码时报错Exception in thread “main” java.util.concurrent.TimeoutException

首先在Linux上下载了rabbit QM
修改如下配置后启动
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修改
进入rabbit QM添加用户
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然后在idea运行代码时报错:
代码如下
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/**

  • 消费者
    */
    public class Recv {
    private final static String QUEUE_NAME = “simple_queue”;

    public static void main(String[] argv) throws Exception {
    // 获取到连接
    Connection connection = ConnectionUtil.getConnection();
    // 创建通道
    Channel channel = connection.createChannel();
    // 声明队列
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    // 定义队列的消费者
    DefaultConsumer consumer = new DefaultConsumer(channel) {
    // 获取消息,并且处理,这个方法类似事件监听,如果有消息的时候,会被自动调用
    @Override
    public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties,
    byte[] body) throws IOException {
    // body 即消息体
    String msg = new String(body);
    System.out.println(" [x] received : " + msg + “!”);

         }
     };
     // 监听队列,第二个参数:是否自动进行消息确认。
     channel.basicConsume(QUEUE_NAME, true, consumer);
    

    }
    }

/**

  • 消费者,手动进行ACK
    */
    public class Recv2 {
    private final static String QUEUE_NAME = “simple_queue”;

    public static void main(String[] argv) throws Exception {
    // 获取到连接
    Connection connection = ConnectionUtil.getConnection();
    // 创建通道
    final Channel channel = connection.createChannel();
    // 声明队列
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    // 定义队列的消费者
    DefaultConsumer consumer = new DefaultConsumer(channel) {
    // 获取消息,并且处理,这个方法类似事件监听,如果有消息的时候,会被自动调用
    @Override
    public void handleDelivery(String consumerTag, Envelope envelope, BasicProperties properties,
    byte[] body) throws IOException {
    // body 即消息体
    String msg = new String(body);
    System.out.println(" [x] received : " + msg + “!”);
    // 手动进行ACK
    channel.basicAck(envelope.getDeliveryTag(), false);
    }
    };
    // 监听队列,第二个参数false,手动进行ACK
    channel.basicConsume(QUEUE_NAME, false, consumer);
    }
    }

/**

  • 生产者
    */
    public class Send {

    private final static String QUEUE_NAME = “simple_queue”;

    public static void main(String[] argv) throws Exception {
    // 获取到连接
    Connection connection = ConnectionUtil.getConnection();
    // 从连接中创建通道,使用通道才能完成消息相关的操作
    Channel channel = connection.createChannel();
    // 声明(创建)队列
    channel.queueDeclare(QUEUE_NAME, false, false, false, null);
    // 消息内容
    String message = “Hello World!”;
    // 向指定的队列中发送消息
    channel.basicPublish("", QUEUE_NAME, null, message.getBytes());

     System.out.println(" [x] Sent '" + message + "'");
    
     //关闭通道和连接
     channel.close();
     connection.close();
    

    }
    }
    无论运行哪一个,都报同样的错误,错误如下;

Exception in thread "main" java.util.concurrent.TimeoutException
	at com.rabbitmq.utility.BlockingCell.get(BlockingCell.java:77)
	at com.rabbitmq.utility.BlockingCell.uninterruptibleGet(BlockingCell.java:120)
	at com.rabbitmq.utility.BlockingValueOrException.uninterruptibleGetValue(BlockingValueOrException.java:36)
	at com.rabbitmq.client.impl.AMQChannel$BlockingRpcContinuation.getReply(AMQChannel.java:494)
	at com.rabbitmq.client.impl.AMQConnection.start(AMQConnection.java:306)
	at com.rabbitmq.client.impl.recovery.RecoveryAwareAMQConnectionFactory.newConnection(RecoveryAwareAMQConnectionFactory.java:64)
	at com.rabbitmq.client.impl.recovery.AutorecoveringConnection.init(AutorecoveringConnection.java:99)
	at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:948)
	at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:907)
	at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:865)
	at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:1018)
	at com.wlkg.rabbitmq.util.ConnectionUtil.getConnection(ConnectionUtil.java:24)
	at com.wlkg.rabbitmq.simple.Recv.main(Recv.java:20)

19:55:24.380 [AMQP Connection 192.168.159.129:5672] ERROR com.rabbitmq.client.impl.ForgivingExceptionHandler - An unexpected connection driver error occured
java.net.SocketException: Socket Closed
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.socketRead(SocketInputStream.java:116)
at java.net.SocketInputStream.read(SocketInputStream.java:171)
at java.net.SocketInputStream.read(SocketInputStream.java:141)
at java.io.BufferedInputStream.fill(BufferedInputStream.java:246)
at java.io.BufferedInputStream.read(BufferedInputStream.java:265)
at java.io.DataInputStream.readUnsignedByte(DataInputStream.java:288)
at com.rabbitmq.client.impl.Frame.readFrom(Frame.java:91)
at com.rabbitmq.client.impl.SocketFrameHandler.readFrame(SocketFrameHandler.java:164)
at com.rabbitmq.client.impl.AMQConnection$MainLoop.run(AMQConnection.java:580)
at java.lang.Thread.run(Thread.java:748)

Process finished with exit code 1
端口和IP写在一个类中
/**
* 建立与RabbitMQ的连接
* @return
* @throws Exception
*/
public static Connection getConnection() throws Exception {
//定义连接工厂
ConnectionFactory factory = new ConnectionFactory();
//设置服务地址
factory.setHost(“192.168.159.129”);
//端口
factory.setPort(5672);
//设置账号信息,用户名、密码、vhost
factory.setVirtualHost("/wlkg");
factory.setUsername(“wlkg”);
factory.setPassword(“123456”);
// 通过工程获取连接
Connection connection = factory.newConnection();
return connection;
}

}
网上各种尝试,都不行,求大神帮忙!

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