Prateek Aggarwal/SAP Custom Development

Android Technology – Packaging and Life cycles

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Agenda

What is Android ? Android Features Android Architecture Reference Links Project Structure Android Components Activity Life Cycle Service Life Cycle Android Debug Bridge Debugging and Packaging Q & A

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What is Android ?

A Software platform and operating system for mobile.

Based on the Linux kernel.

Android was found way back in 2003.

It was developed in Palo Alto, California.

Android was developed by the Andy Rubin, Rich Miner, Nick Sears and Chris White.

Android was purchased by the GOOGLE in AUGUST,2005 for 50 million $.

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Android Features

Application Framework

Dalvik virtual machine

Integrated (webkit) browser

2D and 3D graphics APIs with HW

SQLite

Video and audio codecs

Bluetooth, EDGE, 3G, and WiFi

Camera, GPS, compass, and accelerometer

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Android Architecture

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Reference Links

Development Tools :

https://developer.android.com/sdk/index.html#Other

Eclipse

Android Plugin (ADT)

Android SDK

Android SDK Manager

Developer’s Guide

http://developer.android.com/guide/index.html

What’s New in 5.0 Lollipop :

https://www.youtube.com/watch?feature=player_embedded&v=um1S2u022HA

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Project Structure

src – your source code

gen – auto-generated code (usually just R.java)

Included libraries (jars)

Resources

• Drawables (like .png images)

• Layouts

• Values (like strings)

Manifest file

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Android Components

Activity

http://developer.android.com/guide/topics/fundamentals/activities.html

Service

http://developer.android.com/guide/topics/fundamentals/services.html

Content Providers

Broadcast Receivers

Android in a nutshell:

http://developer.android.com/guide/topics/fundamentals.html

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Activity Life Cycle

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Service Life Cycle

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Android Debug Bridge

Used for a wide variety of developer tasks Read from the log file Show what android devices are available Install android applications (.apk files)

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Debugging and Packaging

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Q&A

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Thank you

Contact information:

Prateek AggarwalMobility ConsultantSAP Labs India, Bangalore