RFR: 8359053: Implement JEP 504 - Remove the Applet API

[Justin Lu]

On Mon, 9 Jun 2025 18:17:45 GMT, Phil Race <prr at openjdk.org> wrote:

>> This is the implementation of JEP 504 - Remove the Applet API.
>> API changes are
>> - Remove the entire java.applet package
>> - Remove the javax/swing/JApplet class
>> - Remove applet related APIs in java.beans
>> - Update javadoc referring to applets, including one gif image - now changed to an svg image
>> - 
>> Other changes are
>> - Remove references to the removed classes
>> - Remove obsolete tests
>> - Update obsolete code comments
>> 
>> sun.awt.AppContext is even more obsolete now than it was before, but eliminating uses of that will be is not required,
>> and will be follow-on internal clean up, at a later date, under unrelated bug ids, and likely not completed in the same
>> release as this JEP is integrated.
>> 
>> I have extensively tested this - running all the automated tests used by CI tiers 1 to 8.
>
> test/jdk/ProblemList.txt line 782:
> 
>> 780: 
>> 781: jdk/internal/loader/URLClassPath/ClassnameCharTest.java         8358729 generic-all
>> 782: 
> 
> A fix for this test is being worked on - so this problem list addition may be withdrawn later if it is fixed before this PR is integrated.

PR for this issue has been created here: https://github.com/openjdk/jdk/pull/25703.

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/25698#discussion_r2136480341