This document provides an introduction to Android development. It discusses Java basics and the evolution of Android, then covers key aspects of development in Android like activities, services, broadcast receivers, content providers, additional UI components, data storage, data exchange, and background operations. The document is presented by Melson J Zacharias from Perleybrook Labs LLC and provides an overview of fundamental Android development concepts.

1. An introduction to Android Development
Melson J Zacharias
Perleybrook Labs LLC
@mjzacharias

2. OVERVIEW
• Java basics
• Evolution of android
• Development in android

3. JAVA?

5. HISTORY
• James Gosling 1995
• WORA
• Compiled & interpreted
• Slow

6. ANDROID?
• Android Inc.
• Open Handset Alliance
• AOSP
• Google

9. Activities
public class MainActivity extends Activity {
!
}

11. LIST VIEW
• Messaging
• Contacts
• Email

12. Services
public class MyService extends Service {
}

13. Broadcast receivers
public class MyReceiver extends BroadcastReceiver {
!
}
public class MyContentProvider extends ContentProvider {
!
}
Content providers

14. • Fragments
• Views
• Layouts
• Intents
• Resources
• Manifest
Additional components

15. SAVING DATA?
• SharedPreferences
• SQLite

16. DATA EXCHANGE?
• XML
• JSON

17. BACKGROUND OPERATIONS?
AsyncTask to the rescue!
• onPreExecute
• doInBackground
• onPostExecute

18. THANK YOU! :)
@mjzacharias | http://thenullpointer.in | fb.com/mjzacharias