Hutool 3.9 Upd _verified_ -

Old Kai nodded from the back. He had already updated to Hutool 4.0, but he kept a copy of 3.9.1 in his .m2/repository —not for the code, but for the memory.

Faster parsing and better support for nested Map structures. Added support for more flexible configuration file formats. System Hutool 3.9 UPD

He ran his tests. The concurrency error vanished. Old Kai nodded from the back

3.9 introduced more flexible CopyOptions , allowing developers to ignore specific properties or handle null values with greater precision during bean copying. Hutool 3.9 UPD