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How to use Kotlin to connect MQTT in Android, for this problem, this article introduces the corresponding analysis and solution in detail, hoping to help more partners who want to solve this problem to find a more simple and feasible method.

Create a new Kotlin project

Open Android Studio to create a new project and select Kotlin,Android Studio as the language to automatically create a Kotlin-related configuration. To configure an existing project, you can refer to adding Kotlin to an existing application.

Add dependency

Open the build.gradle of the project and add Eclipse Paho Java Client and Eclipse Paho Android Service dependencies to the dependencies section.

Dependencies {implementation 'org.eclipse.paho:org.eclipse.paho.client.mqttv3:1.2.4' implementation' org.eclipse.paho:org.eclipse.paho.android.service:1.1.1'} configure AndroidManifest.xml

Android Service is a background service developed by Eclipse based on the Android platform, we need to register it to the AndroidManifest.xml file, at the same time, we need registration permission.

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