On Thu, 29 Jun 2023 08:51:58 GMT, 温绍锦 <d...@openjdk.org> wrote:
>> By optimizing the implementation of java.lang.Long#fastUUID, the performance >> of the java.util.UUID#toString method can be significantly improved. >> >> The following are the test results of JMH: >> >> Benchmark Mode Cnt Score Error Units >> UUIDUtilsBenchmark.new thrpt 5 92676.550 ± 292.213 ops/ms >> UUIDUtilsBenchmark.original thrpt 5 37040.165 ± 1023.532 ops/ms > > 温绍锦 has updated the pull request incrementally with one additional commit > since the last revision: > > code format I think ByteArray can be safely used here: UUID is not used by anything in java.base and shouldn't be initialized on VM startup. ------------- Marked as reviewed by liach (Author). PR Review: https://git.openjdk.org/jdk/pull/14578#pullrequestreview-1504908654
