RFR: 8311517: Add performance information to ArrayList javadoc [v2]

Brian Burkhalter bpb at openjdk.org
Fri Aug 4 16:06:37 UTC 2023


On Thu, 27 Jul 2023 06:31:06 GMT, dan1st <duke at openjdk.org> wrote:

>> The [JEP for sequenced collections](https://openjdk.org/jeps/431) would add addFirst(), removeFirst() and reversed() methods to lists.
>> However, the Javadoc of List mentions:
>>  > The size, isEmpty, get, set, iterator, and listIterator operations run in constant time. The add operation runs in amortized constant time, that is, adding n elements requires O(n) time. All of the other operations run in linear time (roughly speaking). The constant factor is low compared to that for the LinkedList implementation.
>> 
>> This PR updates that Javadoc to factor in the new methods introduced by JEP 431.
>> 
>> https://bugs.openjdk.org/browse/JDK-8311517
>> https://mail.openjdk.org/pipermail/core-libs-dev/2023-June/107328.html
>> https://mail.openjdk.org/pipermail/core-libs-dev/2023-July/109637.html
>> 
>> This PR only affects documentation.
>
> dan1st has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8311517: ArrayList Javadoc of getFirst/getLast/removeLast
>   
>   as requested by https://github.com/openjdk/jdk/pull/15040#issuecomment-1652555426

Marked as reviewed by bpb (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/15040#pullrequestreview-1563165924


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