8187759: Background not refreshed when painting over a transparent JFrame

[Renjithkannath]

Backporting the fix which fixes Background painting issue over a transparent JFrame.
Clean backport.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8187759 needs maintainer approval

Issue

• JDK-8187759: Background not refreshed when painting over a transparent JFrame (Bug - P3 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk22u.git pull/77/head:pull/77
$ git checkout pull/77

Update a local copy of the PR:
$ git checkout pull/77
$ git pull https://git.openjdk.org/jdk22u.git pull/77/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 77

View PR using the GUI difftool:
$ git pr show -t 77

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk22u/pull/77.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back rkannathpari! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @Renjithkannath This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 00: Full (3d1aedf6)

[openjdk]

@Renjithkannath usage: /approval [<id>] (request|cancel) [<text>]

[Renjithkannath]

/approval request Clean backport

[openjdk]

@Renjithkannath
8187759: The approval request has been created successfully.

[openjdk]

@Renjithkannath This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8187759: Background not refreshed when painting over a transparent JFrame

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 18 new commits pushed to the master branch:

• b2275aa: 8325730: StringBuilder.toString allocation for the empty String
• fd11382: 8324834: Use _LARGE_FILES on AIX
• f510fe8: 8326891: Prefer RPATH over RUNPATH for $ORIGIN rpaths in internal JDK binaries
• 6b307d7: 8327059: os::Linux::print_proc_sys_info add swappiness information
• f5cfcbb: 8326140: src/jdk.accessibility/windows/native/libjavaaccessbridge/AccessBridgeJavaEntryPoints.cpp ReleaseStringChars might be missing in early returns
• cffdef1: 8326936: RISC-V: Shenandoah GC crashes due to incorrect atomic memory operations
• 6ac9326: 8327391: Add SipHash attribution file
• cebe57d: 8321075: RISC-V: UseSystemMemoryBarrier lacking proper OS support
• 648a161: 8323519: Add applications/ctw/modules to Hotspot tiered testing
• d6fc2b1: 8325862: set -XX:+ErrorFileToStderr when executing java in containers for some container related jtreg tests
• ... and 8 more: https://git.openjdk.org/jdk22u/compare/a8cd7fa592d7a28fcd63d851de53c85618d62492...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

As you do not have Committer status in this project an existing Committer must agree to sponsor your change.

➡️ To flag this PR as ready for integration with the above commit message, type /integrate in a new comment. (Afterwards, your sponsor types /sponsor in a new comment to perform the integration).

[Renjithkannath]

/integrate

[openjdk]

@Renjithkannath
Your change (at version 3d1aedf) is now ready to be sponsored by a Committer.

[aivanov-jdk]

/sponsor

[openjdk]

Going to push as commit 244c1d8.
Since your change was applied there have been 18 commits pushed to the master branch:

• b2275aa: 8325730: StringBuilder.toString allocation for the empty String
• fd11382: 8324834: Use _LARGE_FILES on AIX
• f510fe8: 8326891: Prefer RPATH over RUNPATH for $ORIGIN rpaths in internal JDK binaries
• 6b307d7: 8327059: os::Linux::print_proc_sys_info add swappiness information
• f5cfcbb: 8326140: src/jdk.accessibility/windows/native/libjavaaccessbridge/AccessBridgeJavaEntryPoints.cpp ReleaseStringChars might be missing in early returns
• cffdef1: 8326936: RISC-V: Shenandoah GC crashes due to incorrect atomic memory operations
• 6ac9326: 8327391: Add SipHash attribution file
• cebe57d: 8321075: RISC-V: UseSystemMemoryBarrier lacking proper OS support
• 648a161: 8323519: Add applications/ctw/modules to Hotspot tiered testing
• d6fc2b1: 8325862: set -XX:+ErrorFileToStderr when executing java in containers for some container related jtreg tests
• ... and 8 more: https://git.openjdk.org/jdk22u/compare/a8cd7fa592d7a28fcd63d851de53c85618d62492...master

Your commit was automatically rebased without conflicts.

[openjdk]

@aivanov-jdk @Renjithkannath Pushed as commit 244c1d8.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.