Hi, Maxim

> But what exactly is `constant` means?! I'd suggest applying this rule
> to all class fields with `static final` modifiers without any clauses.
> (check Java Naming convention [2] paragraph 3.3).

I read this convention [1] and found clarifying exclusion (3.3.2):
All static final object reference types that are never followed by "." (dot).

Suppose we have a static final map. Will this map be in the upper-case
naming if remove operations present?

[1] 
https://web.archive.org/web/20120911192801/developers.sun.com/sunstudio/products/archive/whitepapers/java-style.pdf

пн, 27 апр. 2020 г. в 14:13, Anton Vinogradov <a...@apache.org>:
>
> >> +1 to force upper case for `static final` variables.
> +1 too
>
> On Mon, Apr 27, 2020 at 12:08 PM Nikolay Izhikov <nizhi...@apache.org>
> wrote:
>
> > +1 to force upper case for `static final` variables.
> >
> > > 25 апр. 2020 г., в 07:39, Ivan Pavlukhin <vololo...@gmail.com>
> > написал(а):
> > >
> > > Maxim,
> > >
> > > Thank you for efforts in a code quality improvement!
> > >
> > > Unfortunately I do not agree with the proposal. Usually I like to
> > > refer a following guide [1]. While a question "what is a constant" is
> > > not trivial but I suppose that every static final field capitalization
> > > can cause some problems. For example, a developer can make false
> > > assumptions about immutability and thread safety basing on a
> > > capitalized field name.
> > >
> > > [1]
> > https://google.github.io/styleguide/javaguide.html#s5.2.4-constant-names
> > >
> > > Best regards,
> > > Ivan Pavlukhin
> > >
> > > пт, 24 апр. 2020 г. в 21:58, Pavel Tupitsyn <ptupit...@apache.org>:
> > >>
> > >>> All static final object reference types that are never followed by "."
> > >> (dot)
> > >> With this way of thinking we can say that everything is a constant if we
> > >> don't change it - no need for static final.
> > >> "Constant" is usually something that you can't change, even you want -
> > >> compiler won't let you.
> > >> In Java that would be static final primitives and read-only objects like
> > >> String.
> > >>
> > >> On Fri, Apr 24, 2020 at 8:25 PM Pavel Pereslegin <xxt...@gmail.com>
> > wrote:
> > >>
> > >>> Maxim,
> > >>>
> > >>>> But what exactly is `constant` means?! I'd suggest applying this rule
> > >>>> to all class fields with `static final` modifiers without any clauses.
> > >>>> (check Java Naming convention [2] paragraph 3.3).
> > >>>
> > >>> I disagree with this and want to clarify what exactly the Java naming
> > >>> convention says:
> > >>>
> > >>>>> The following are considered to be constants:
> > >>>>> 1. All static final primitive types (Remember that all interface
> > fields
> > >>> are inherently static final).
> > >>>>> 2. All static final object reference types that are never followed by
> > >>> "." (dot).
> > >>>>> 3. All static final arrays that are never followed by"[" (dot)
> > >>>
> > >>> I don't see that convention says "any static final field".
> > >>>
> > >>> пт, 24 апр. 2020 г. в 20:11, Sergey Antonov <antonovserge...@gmail.com
> > >:
> > >>>>
> > >>>> Maxim, It's a good idea!
> > >>>>
> > >>>> Please don't forget to update out code style guidelines too.
> > >>>>
> > >>>> Thank you for keeping the code cleaner!
> > >>>>
> > >>>> пт, 24 апр. 2020 г. в 19:49, Maxim Muzafarov <mmu...@apache.org>:
> > >>>>
> > >>>>> Igniters,
> > >>>>>
> > >>>>>
> > >>>>> It is not directly mentioned through the Apache Ignite Coding
> > >>>>> Guidelines [1] about naming the `static final` class fields using
> > only
> > >>>>> upper-case letters. I'd like to suggest to fill this gap.
> > >>>>>
> > >>>>>> Constants should all be upper-case.
> > >>>>> But what exactly is `constant` means?! I'd suggest applying this rule
> > >>>>> to all class fields with `static final` modifiers without any
> > clauses.
> > >>>>> (check Java Naming convention [2] paragraph 3.3).
> > >>>>>
> > >>>>>
> > >>>>> I've prepared PR [3] with capitalizing letters on all of the constant
> > >>>>> names simultaneously with supporting the standard ConstantName
> > >>>>> checkstyle [4] rule.
> > >>>>>
> > >>>>> Can we proceed with this change?
> > >>>>> WDYT?
> > >>>>>
> > >>>>>
> > >>>>> [1]
> > >>>>>
> > >>>
> > https://cwiki.apache.org/confluence/display/IGNITE/Coding+Guidelines#CodingGuidelines-Naming
> > >>>>> [2]
> > >>>>>
> > >>>
> > https://web.archive.org/web/20120911192801/developers.sun.com/sunstudio/products/archive/whitepapers/java-style.pdf
> > >>>>> [3] https://github.com/apache/ignite/pull/7662
> > >>>>> [4] https://issues.apache.org/jira/browse/IGNITE-12888
> > >>>>>
> > >>>>
> > >>>>
> > >>>> --
> > >>>> BR, Sergey Antonov
> > >>>
> >
> >



-- 
Best wishes,
Amelchev Nikita

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