RFR: JDK-8304439: Subscription based listeners [v2]

[Kevin Rushforth]

On Mon, 17 Apr 2023 23:42:37 GMT, Nir Lisker <nlisker at openjdk.org> wrote:

>> John Hendrikx has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Move Subscription method for invalidations to Observable
>>   
>>   - moved Subscription class to the Observable package
>
> modules/javafx.base/src/main/java/javafx/beans/Subscription.java line 51:
> 
>> 49:      * @throws NullPointerException when {@code subscriptions} is {@code null} or contains {@code null}
>> 50:      */
>> 51:     static Subscription of(Subscription... subscriptions) {
> 
> `combine` sounds like a better name to me.

I agree that `combine` is a better name.

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PR Review Comment: https://git.openjdk.org/jfx/pull/1069#discussion_r1230073055