review: Clean up gradle dependancies and build times

Kevin Rushforth kevin.rushforth at
Tue Feb 7 20:21:43 UTC 2017

One other change with this patch is in the way API docs are built. Today 
you need to set a flag while building the sdk:

    gradle -PBUILD_JAVADOC=true sdk

With this patch there is a separate task:

    gradle javadoc

-- Kevin

David Hill wrote:
> Everyone,
>    this change set should significantly speed up incremental builds as 
> well as fixing some issues we had with bad task deps.
> Using a second 'noop/no change'  "gradle sdk" as benchmark, on my 
> virtual windows build, the time drops from around 65 seconds to 
> On my virtual windows build, a second 'gradle sdk' takes ~65, after 
> this change set around 10 seconds.
> One risk of this change - I might have missed a dependency. After this 
> goes in tomorrow, please be on the lookout for odd build behavior and 
> let me know.
> We have a tool that also help track this....
> bash tools/scripts/whatChanged
> does a great job in showing what under ./build changed.
> If something should change and does not ... then we need to correct it.
> Kevin,
>    would you review:
> jbs:
> webrev: 
> <>
> -- 
> David Hill <David.Hill at>
> Java Embedded Development
> "A man's feet should be planted in his country, but his eyes should survey the world."
> -- George Santayana (1863 - 1952)

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