Please review this PR and [CSR](https://bugs.openjdk.org/browse/JDK-8319868) which makes IllegalArgumentExceptions apparent for the _j.text.DateFormat_ static factory methods that have the _style_ parameter.
------------- Commit messages: - init Changes: https://git.openjdk.org/jdk/pull/16624/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=16624&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8319628 Stats: 6 lines in 1 file changed: 2 ins; 0 del; 4 mod Patch: https://git.openjdk.org/jdk/pull/16624.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/16624/head:pull/16624 PR: https://git.openjdk.org/jdk/pull/16624
