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        Connection connection = connectionFactory.newConnection();
        Channel channel = connection.createChannel();
        AMQP.BasicProperties basicProperties = new AMQP.BasicProperties().builder()
          .messageId(UUID.randomUUID().toString())
          .build();
        channel.basicPublish("biz","dev.hello",false,basicProperties,"Hello World".getBytes());
        channel.close();
        connection.close();