reverie-dev

[ISSUE #3000] Optimize the code and fix a comment

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## What is the purpose of the change Optimize and simplify the code ## Brief changelog 1. Use java built-in functions to simplify the code 2. Fixed wrong words in...

Optimize the code and fix a comment

1

The issue tracker is **ONLY** used for bug report(feature request need to follow [RIP process](https://github.com/apache/rocketmq/wiki/RocketMQ-Improvement-Proposal)). Keep in mind, please check whether there is an existing same report before your raise...