Disable use of wrapper cached values when --enable-preview and add javadoc descriptions for enable-preview. The wrapper classes are Byte, Short, Character, Integer, and Long.
------------- Commit messages: - 8369921: [lworld] Remove caches of primitive wrapper classes Changes: https://git.openjdk.org/valhalla/pull/1685/files Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1685&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8369921 Stats: 117 lines in 5 files changed: 70 ins; 0 del; 47 mod Patch: https://git.openjdk.org/valhalla/pull/1685.diff Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1685/head:pull/1685 PR: https://git.openjdk.org/valhalla/pull/1685
