RFR: 8150564: Migrate useful ExtendedRobot methods into awt.Robot [v30]

[Alisen Chung]

On Thu, 7 Aug 2025 16:55:45 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

>> Alisen Chung has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   update robot spec
>
> test/jdk/java/awt/datatransfer/Independence/IndependenceSwingTest.java line 29:
> 
>> 27:  * @requires (os.family == "linux")
>> 28:  * @summary To make sure that System & Primary clipboards should behave independently
>> 29:  * @library /lib/client
> 
> Suggestion:
> 
> 
> 
> Many tests still use `@library /lib/client`.
> 
> Not only are they unnecessary in most cases, but they can also hide the use of `ExtendedRobot`.
> 
> For example, in this test, the use of `ExtendedRobot` has not been removed, and it is implicitly compiled due to the presence of `@library /lib/client`. After removing `@library`, the test no longer compiles.
> 
> error: cannot find symbol
>     private static ExtendedRobot robot;
> 
> 
> I suggest removing all unnecessary uses of `@library/lib/client` because there are still plenty of uses of `ExtendedRobot` in other tests as well.
> 
> This issue has been [raised](https://github.com/openjdk/jdk/pull/22044#discussion_r2140831788) before, but it has not yet been resolved for all tests.
> 
> ---
> 
> Also, please run a grep search for `ExtendedRobot` in the `test/jdk` directory.  This pull request does not cover many tests that still use the `ExtendedRobot` (which doesn't even use the `dragAndDrop()` and can be safely removed).

I planned on removing ExtendedRobot from these tests in a separate followup PR since there are many test changes in this one already.

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PR Review Comment: https://git.openjdk.org/jdk/pull/22044#discussion_r2261187869