[jdk21u-dev] RFR: 8319640: ClassicFormat::parseObject (from DateTimeFormatter) does not conform to the javadoc and may leak DateTimeException

[Xiaolong Peng]

Hi all,

This pull request contains a backport of commit [fe0ccdf5](https://github.com/openjdk/jdk/commit/fe0ccdf5f8a5559a608d2e2cd2b6aecbe245c5ec) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.

The commit being backported was authored by Naoto Sato on 13 Nov 2023 and was reviewed by Roger Riggs, Iris Clark, Justin Lu and Joe Wang.

Thanks!

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Commit messages:
 - Backport fe0ccdf5f8a5559a608d2e2cd2b6aecbe245c5ec

Changes: https://git.openjdk.org/jdk21u-dev/pull/1101/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1101&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319640
  Stats: 50 lines in 2 files changed: 34 ins; 8 del; 8 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1101.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1101/head:pull/1101

PR: https://git.openjdk.org/jdk21u-dev/pull/1101