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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                > 消息在未消費前存在隊列中,所以消息想要持久化,隊列首先要持久化 1. RabbitMQ持久化機制分為**隊列持久化**、**消息持久化**、**交換器持久化**。不管是持久化的消息還是非持久化的消息都可以被寫入到磁盤。 2. 如果隊列持久化,消息沒有持久化,重啟rabbitmq服務后,隊列存在,但是隊列里的消息都會消失 3. 只有持久化隊列和消息,重啟后消息才不會丟失,當有消費者時消息可以被正常消費 4. 如果有交換機,交換機也需要持久化 # 1. 交換機持久化 ~~~java @Bean public DirectExchange rabbitmqDemoDirectExchange() { //Direct交換機 return new DirectExchange(RabbitMQConfig.RABBITMQ_DEMO_DIRECT_EXCHANGE, true, false); } ~~~ # 2. 隊列持久化 ~~~java @Bean public Queue fanoutExchangeQueueA() { //只需要指定名稱,默認是持久化的 return new Queue(RabbitMQConfig.FANOUT_EXCHANGE_QUEUE_TOPIC_A); } ~~~
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