sysutils/apache-mesos: Enable Java bindings request for review

[James Wright]

On 20/06/2020 01:16, Jonathan Chen wrote:
> On Sat, 20 Jun 2020 at 10:01, James Wright
> <james.wright at digital-chaos.com> wrote:
>>
>> On 19/06/2020 22:37, Jonathan Chen wrote:
>>> On Sat, 20 Jun 2020 at 07:14, James Wright
>>> <james.wright at digital-chaos.com> wrote:
>>> [..]
>>>>      One specific area of concern is dealing with the Maven dependencies
>>>> fetched mid-way through the build phase. I thought I had a solution
>>>> utilizing
>>>> the maven dependency plugin "go-offline" goal in the fetch phase and
>>>> providing a skeleton POM to describe the dependencies required. However,
>>>> there
>>>> is a question mark over where these dependencies should be downloaded
>>>> during the fetch phase;
>>> One possible way to do this is to provide an offline maven repository
>>> that has all the required dependencies pre-fetched. The pre-warmed
>>> repo is static, and can be retrieved and extracted during the
>>> fetch-phase. Your maven build can then specify
>>> "-Dmaven.repo.local=${WRKDIR}/local-repo".
>>>
>>> The java/eclipse port uses this strategy.
>>>
>>> Cheers.
>>> --
>>> Jonathan Chen <jonc at chen.org.nz>
>> I have seen that method used in some Java ports, but thought it would be
>> better to
>> download the dependencies from the offical maven repo directly, rather
>> than a
>> bundled tarball hosted on a personal/private repo which seems a less
>> reliable source?
> Doing so violates the ports-build requirement that access to the 'Net
> is only permitted during the fetch-phase.

Not in this case, all dependencies are downloaded during the fetch phase 
by invoking
maven dependency:go-offline goal to prefetch everything required into the
local repo before the build phase.