Please review the fix to the subject issue. It is not actually related to "parenthesized", but period-comma sequence was regarded as a break on a backward traverse.
------------- Commit messages: - 8264765: BreakIterator sees bogus sentence boundary in parenthesized “i.e.” phrase Changes: https://git.openjdk.java.net/jdk/pull/3400/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=3400&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8264765 Stats: 19 lines in 2 files changed: 14 ins; 0 del; 5 mod Patch: https://git.openjdk.java.net/jdk/pull/3400.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/3400/head:pull/3400 PR: https://git.openjdk.java.net/jdk/pull/3400