RFR: 8336754: Remodel TypeAnnotation to "has" instead of "be" an Annotation [v8]

Alex Buckley alex.buckley at oracle.com
Fri Aug 2 15:53:49 UTC 2024


In the annotation `@Foo(a=1)`, the left hand side `a` is an _element_ 
(as declared in the annotation interface Foo) and the right hand side 
`1` is an _element value_ (per the first line of JLS 9.7.1).

Syntactically the `a` is an identifier but that's almost never relevant 
what discussing element-value pairs. In the text you quoted, "an array 
element of an array-valued element `value`" is the right way to say it.

Alex

On 8/2/2024 8:45 AM, Chen Liang wrote:
> One specification question for Alex: we call an annotation interface's 
> element "element". What about the element-value pair that binds a value 
> to an interface element in an annotation? Can we call this element-value 
> pair an "element", or is there any other more proper name that is still 
> concise? For context:
>  > [This annotation] is an array element of an array-valued element 
> named {@code value} in a container annotation
> 
> ------------------------------------------------------------------------
> *From:* core-libs-dev <core-libs-dev-retn at openjdk.org> on behalf of Adam 
> Sotona <asotona at openjdk.org>
> *Sent:* Friday, August 2, 2024 8:55 AM
> *To:* compiler-dev at openjdk.org <compiler-dev at openjdk.org>; 
> core-libs-dev at openjdk.org <core-libs-dev at openjdk.org>; 
> javadoc-dev at openjdk.org <javadoc-dev at openjdk.org>
> *Subject:* Re: RFR: 8336754: Remodel TypeAnnotation to "has" instead of 
> "be" an Annotation [v8]
> On Fri, 2 Aug 2024 00:04:48 GMT, Chen Liang <liach at openjdk.org> wrote:
> 
>>> `TypeAnnotation` is not an annotation, as it should not be used in places like `AnnotationValue.ofAnnotation`. Thus it's remodeled to contain an annotation at a given location instead of to be an annotation.
>>> 
>>> Depends on #20205.
>>
>> Chen Liang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 12 additional commits since the last revision:
>> 
>>  - remove compile, use element-value, break long sentences
>>  - Merge branch 'master' of https://github.com/openjdk/jdk <https://github.com/openjdk/jdk> into 
> fix/typeanno-model
>>  - Improve docs for repeating, default, and value name
>>  - Merge branch 'master' of https://github.com/openjdk/jdk <https://github.com/openjdk/jdk> into 
> fix/typeanno-model
>>  - Merge branch 'master' of https://github.com/openjdk/jdk <https://github.com/openjdk/jdk> into 
> fix/typeanno-model
>>  - More refinements from alex
>>  - Artifact -> construct
>>  - More about Annotation, add equals note
>>  - Further refine wording
>>  - Refine the spec of TypeAnnotation per Alex feedback
>>  - ... and 2 more: https://git.openjdk.org/jdk/compare/f3707e9b...3a91a3a5 
> <https://git.openjdk.org/jdk/compare/f3707e9b...3a91a3a5>
> 
> Marked as reviewed by asotona (Reviewer).
> 
> -------------
> 
> PR Review: 
> https://git.openjdk.org/jdk/pull/20247#pullrequestreview-2215642863 
> <https://git.openjdk.org/jdk/pull/20247#pullrequestreview-2215642863>


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