RFR: 8352638: Enhance code consistency: java.desktop/windows

[Phil Race]

On Sat, 22 Mar 2025 00:49:25 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

> The `java.desktop` module currently lacks proper use of the `@Override` annotation for methods and the `final` modifier for classes. While similar changes were previously made in the [JavaSound](https://github.com/openjdk/jdk/commit/e0c7d59246cf36644d494eced76e4b9d96ff1ded#diff-ae3e5f9c40fe25ef03e7a89844de174ef5c15e6179d769e2a4bcb7e73688c9b5) (and some of the classes on demand), these changes are not as critical now due to the new jdk "encapsulation", but they are still useful for improving code consistency.
> 
> To make the code review process easier I have made the following changes:
> 
> 1. I chose `java.desktop/windows` as the starting package because it contains a relatively small number of classes
> 2. The public API was not affected so there is no need to worry about a CSR
> 3. In a few places I removed the `final` modifier from methods since they were already defined in final classes
> 
> Note: I will submit additional patches in this area later because:
> 
> 1. Only lines with `@Override` and `final` were modified to keep the diff clear - header dates were not updated (that could be covered by one patch similar to [this](https://bugs.openjdk.org/browse/JDK-8345797))
> 2. I skipped adding `@Override` for anonymous classes
> 
> Any feedback or suggestions are welcome!
> 
> Here is a [link](https://patch-diff.githubusercontent.com/raw/openjdk/jdk/pull/24170.diff) to a simple diff file, it might be more convenient for reviewing the changes.
> 
> To download the diff file and filter only the modified lines you can use the following script:
> 
> 
> curl -s https://patch-diff.githubusercontent.com/raw/openjdk/jdk/pull/24170.diff -o d.txt && grep -E '^+|^-' d.txt
> 
> 
> The build was successful, and I ran all the open jtreg tests without issues. But it's possible that some closed tests may be affected by these changes. It would be good to verify this by mach5 to ensure everything works as expected.

I don't remember if I ever kicked off that test job :-( 
Doing it now.

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PR Comment: https://git.openjdk.org/jdk/pull/24170#issuecomment-2814121554