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Mastering Android Development with Kotlin

You're reading from   Mastering Android Development with Kotlin Deep dive into the world of Android to create robust applications with Kotlin

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Product type Paperback
Published in Nov 2017
Publisher Packt
ISBN-13 9781788473699
Length 378 pages
Edition 1st Edition
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Author (1):
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Miloš Vasić Miloš Vasić
Author Profile Icon Miloš Vasić
Miloš Vasić
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Table of Contents (17) Chapters Close

Preface 1. Starting with Android FREE CHAPTER 2. Building and Running 3. Screens 4. Connecting Screen Flow 5. Look and Feel 6. Permissions 7. Working with Databases 8. Android Preferences 9. Concurrency in Android 10. Android Services 11. Messaging 12. Backend and API 13. Tuning Up for High Performance 14. Testing 15. Migration to Kotlin 16. Deploying Your Application

Using on boot and on shutdown broadcasts

Sometimes, it's crucial for services to run as the application starts. Also, sometimes it is important to do some cleanup work before we terminate it. In the following example, we will extend the Journaler application to listen for these broadcast messages and do some work. First thing that we will do is create two classes that extend the BroadcastReceiver class:

  • BootReceiver: This is to handle the system boot event
  • ShutdownReceiver: This is to handle the system shutdown event

Register them in your manifest file as follows:

    <manifest  
     ... 
    > 
    ... 
    <receiver 
        android:name=".receiver.BootReceiver" 
        android:enabled="true" 
        android:exported="false"> 
        <intent-filter> 
          <action android:name=
"android.intent.action...
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