RFR: 8186958: Need method to create pre-sized HashMap

[David Holmes]

On Thu, 24 Mar 2022 07:01:43 GMT, XenoAmess <duke at openjdk.java.net> wrote:

>> src/java.base/share/classes/java/util/Collections.java line 5822:
>> 
>>> 5820:      * @param <K>          the type of keys maintained by this map
>>> 5821:      * @param <V>          the type of mapped values
>>> 5822:      * @return initial capacity for HashMap based classes.
>> 
>> That isn't what is returned.
>
>> That isn't what is returned.
> 
> @dholmes-ora Yes it isn't actually. but I cannot find a better description string for it.
> 
> "the pre-processed raw initial capacity for HashMap based classes." is more exact but sounds weird.
> 
> Have you any suggestions to replace this? Thanks!

This method doesn't return the capacity it returns the Map!

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PR: https://git.openjdk.java.net/jdk/pull/7928