On Mon, Jan 22, 2018 at 2:40 PM, Romain Manni-Bucau <[email protected]>
wrote:

>
>
> Le 22 janv. 2018 21:46, "Lukasz Cwik" <[email protected]> a écrit :
>
> 1. Are you trying to have version overrides in a module depend on the
> parent's version and not in one global place?,
> Doesn't this lead to compatibility issues if you don't live with a single
> version of a dependency across the entire repo (unless that dependency is
> shaded away of course).
>
>
> Ismael can detail this point more than me but this is sadly already the
> case. We were looking to override part of the tree due to incompatibilities
> between spark and bigquery driver.
>
>
> 2. How is what you describe different from './gradlew :runners:spark:build'
>
>
> I want to run only spark in the wordcount module for instance. Not a
> runner module but a runner execution in a multi runners module.
>

I see. I think your referring to './gradlew
:examples:java:sparkRunnerPreCommit'


>
>
> 3. Can be overridden on command line or per user properties file but I
> would rather have our users execute as close to what we test in Jenkins so
> that the differences between a dev and CI workflow is minimal.
>
>
> Hmm, are you sure it is the case everywhere? For me default should be
> usable and CI use overrides but both options are valid. Just a very
> different experience compared to maven.
>

'--no-parallel' and '--max-workers' on the command line,
'org.gradle.parallel' and 'org.gradle.workers.max' within
'gradle.properties' in gradle user home


>
> 4. configuration on demand is enabled by default and it should only
> configure the projects that are needed so I'm not sure what you are asking
> for here.
>
>
> Running a submodule only is slower than maven so when working on a module
> - during dev - it is quite costly, in particular debugging through the
> build.
>

Is there a better alternative in Maven then continuously installing modules
anytime you make a cross module change which is error prone or build all
the modules with '-am' all the time which is slow?


>
>
> On Mon, Jan 22, 2018 at 12:20 PM, Romain Manni-Bucau <
> [email protected]> wrote:
>
>> Hi
>>
>> As mentionned in another thread, Im sending this mail to report some
>> differences between maven and gradle setups - percieved as regressions from
>> this side of the fence:
>>
>> 1. Parent versions are not usable in children as variables - btw why not
>> putting them in gradle.properties as ut is often done? (Not blocking)
>> 2. Multi executions are not all runnable once by one. Typical example is
>> surefire executions are selectable using surefire:test@id with maven but
>> the for loop in gradle is never parameterized so no way to run only spark
>> runner test suite for instance. (Almost blocking to work efficiently but
>> easy to fix)
>> 3. Concurrency is hardcoded and way too high for most computers leading
>> to freezing the computer and preventing the user to do anything (tested on
>> an i7 with 32G of RAM and a SSD). (Blocking but easy to fix i guess if we
>> use the rule of thumb to keep concurrency off by default)
>> 4. Setup is slow when not using the daemon since it browses the whole
>> project so a lazy setup can be beneficial when working on submodules (not
>> that blocking until you rely on build.gradle setup)
>>
>>
>>
>
>

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