[jdk21u-dev] RFR: 8330815: Use pattern matching for instanceof in KeepAliveCache

Tue May 7 21:27:21 UTC 2024

Hi all,

This pull request contains a backport of [JDK-8330815](https://bugs.openjdk.org/browse/JDK-8330815), commit [0ec3c0b1](https://github.com/openjdk/jdk22u/commit/0ec3c0b1e698f7ad39b4da2edb062721e4670f58) from the [openjdk/jdk22u](https://git.openjdk.org/jdk22u) repository.

The commit being backported was authored by Christoph Langer on 7 May 2024 and had no reviewers.

Thanks!

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Commit messages:
 - Backport 0ec3c0b1e698f7ad39b4da2edb062721e4670f58

Changes: https://git.openjdk.org/jdk21u-dev/pull/559/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=559&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8330815
  Stats: 4 lines in 1 file changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/559.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/559/head:pull/559

PR: https://git.openjdk.org/jdk21u-dev/pull/559