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From Alexey Goncharuk <alexey.goncha...@gmail.com>
Subject Re: Internal classes are exposed in public API
Date Thu, 16 Jan 2020 13:42:43 GMT
The ticket [1] was https://issues.apache.org/jira/browse/IGNITE-12550

чт, 16 янв. 2020 г. в 16:39, Alexey Goncharuk <alexey.goncharuk@gmail.com>:

> Igniters, Nikolay,
>
> I was adding a new metric in the scope of the ticket [1] and was surprised
> by a few things:
>  * DataRegionMetric public interface is deprecated, however, the suggested
> replacement class GridMetricsManager is internal and cannot be acquired by
> a user. This makes impossible for the user to fix their code to not use
> deprecated API
>  * In ReadOnlyMetricsRegistry there is a Consumer<MetricRegistry>, but
> MetricRegistry is again an internal class. This will cause the user code
> compilation to break when MetricRegistry is changed
>
> These things violate the public-private API separation and need to be
> fixed prior 2.8 is released. Let's discuss what changes need to be made to
> the API or perhaps move incomplete IEP-35 interfaces to the private package
> and remove deprecations until the API is ready.
>
> --AG
>

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