RFR: Merge jdk17

[Jesper Wilhelmsson]

Forwardport JDK 17 -> JDK 18

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Commit messages:
 - Merge
 - 8271489: (doc) Clarify Filter Factory example

The webrevs contain the adjustments done while merging with regards to each parent branch:
 - master: https://webrevs.openjdk.java.net/?repo=jdk&pr=4939&range=00.0
 - jdk17: https://webrevs.openjdk.java.net/?repo=jdk&pr=4939&range=00.1

Changes: https://git.openjdk.java.net/jdk/pull/4939/files
  Stats: 4 lines in 1 file changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4939.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4939/head:pull/4939

PR: https://git.openjdk.java.net/jdk/pull/4939