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This article is about how to use ActiveMQ to achieve a message center, the editor thinks it is very practical, so I share it with you to learn. I hope you can get something after reading this article.

1. Download ActiveMQ and start the service so that the message middleware is available.

two。 Message centers generally use topic subscription to send and receive messages. According to the online steps, introduce the jar package and build the producer and consumer objects for external use.

3. The producer interface is called in the business service, the message is sent to MQ, and the consumer interface receives the message and processes the message.

Now that the back-end logic is complete, consider how to tell the web side and H5 that the regular web side and H5 page need to get offline messages when they receive messages. Then we can use Websocket or polling techniques, and Websocket is recommended here.

Now that websocket is used, you need to write back-end methods for front-and back-end communication. At the same time, consumer messages need to be persisted, so that offline messages can be found and pushed online.

The above is how to use ActiveMQ to achieve a message center. The editor believes that there are some knowledge points that we may see or use in our daily work. I hope you can learn more from this article. For more details, please follow the industry information channel.

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