How to implement emqx device online and offline monitoring in java

Today I will share with you the relevant knowledge points on how to implement online and offline monitoring of emqx devices in Java. The content is detailed and the logic is clear. I believe that most people still don’t know much about this knowledge, so I share it with you. This article is for your reference. I hope you will gain something after reading this article. Let’s find out together.

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emqx provides system topics for monitoring

The first step is to configure aclz for emqx

Add default system monitoring

Implement the topic subscription in the second step of the code

Accept where the topic callback is accepted Just message

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