Understanding Build Variants

. Learn how to develop, free and pro versions of your applications. How to perform debug only configurations and how to use Build Variants in your day to day Android Development.

Transcript

1. UNDERSTANDING
   ANDROID
   BUILD
   VARIANTS
   

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2. Donn Felker
   @donnfelker
   4 Time Android Book Author
   Co-Host of Fragmented
   Podcast
   donnfelker.com | caster.io
   

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3. BUILD VARIANTS
   ALL UP IN YOUR GRILL
   

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4. Create Flexible
   Runtime
   Environments
   LIKE WHOA
   

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5. No, for real, what are they?
   Build variants allow you to quickly create
   different versions of your app from the same
   source code. Kinda.
   

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6. Build variants
   facilitate
   composability within
   the Android build
   system.
   

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7. Yo, wheres the
   CODE?!?!
   here: github.com/casterio
   

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8. simple example
   Creating a debug package
   branch: debug-suffix
   

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9. Crazy, I know.
   Ok, it's not really that impressive.
   

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10. app-debug.apk
    more like lame-debug.apk
    lets fix that
    branch: change-app-name
    

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11. WickedCool-debug.apk
    Much better.
    Moving on ...
    

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12. Mmm Product Flavors
    Free and Pro Versions
    

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13. Why do I need free
    and pro versions?
    

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14. Some people like to watch their money
    

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15. Nah, I'm kidding.
    Its about exposure
    and conversions
    

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17. We all love free stuff.
    If you like it, first
    ones on the house.
    AKA: Trials (aka: drug dealer model)
    

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18. Free and Paid
    Versions
    branch: product-flavors
    

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19. I know, right?
    Ok, maybe just a little
    

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20. Android Manifest
    Values
    Update the manifest at build
    time with the manifest merger
    branch: manifest-placeholders
    

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22. Release / Debug
    Composability
    

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23. Say what?
    Debug only logging/etc
    Release only Crashlytics Logging
    

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25. Custom Resources!
    Different layouts,
    icons, etc at runtime
    branch: custom-resources
    

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27. There is a lot more,
    but that should get
    you going in the right
    direction.
    

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28. @donnfelker
    thanks
    

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