Couple of package-private classes in `java.text` package still use `StringBuffer`: `MergeCollation` and `PatternEntry`. StringBuffer is a legacy synchronized class. StringBuilder is a direct replacement to StringBuffer which generally have better performance.
------------- Commit messages: - [PATCH] Replace uses of StringBuffer with StringBuilder in MergeCollation - [PATCH] Replace uses of StringBuffer with StringBuilder in MergeCollation Changes: https://git.openjdk.org/jdk/pull/10007/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10007&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8293008 Stats: 9 lines in 2 files changed: 0 ins; 0 del; 9 mod Patch: https://git.openjdk.org/jdk/pull/10007.diff Fetch: git fetch https://git.openjdk.org/jdk pull/10007/head:pull/10007 PR: https://git.openjdk.org/jdk/pull/10007
