Hutool: 39

If you meant version 3.9 specifically (not 4.x or 5.x), this post highlights the features that made that release line so popular.

Compatibility: Supports JDK 8 and above. For legacy projects using JDK 7, developers are advised to use the older Hutool 4.x branch. Key Modules & Capabilities hutool 39

2. HTTP calls – no more OkHttp unless you need it

String result = HttpUtil.get("https://api.example.com/users");
// POST JSON?
String postResult = HttpUtil.post("https://api.example.com/login", "\"user\":\"admin\"");

He turned the dial once, softly, to 0. The eye dimmed, like a light exhaled, and the workshop settled back into the comfortable hum of human-made things. Outside, someone laughed; inside, a child sketched a new sticker design. Hutool 39 had found a place where code and care met, and that, Kai thought as he locked the door, was exactly the kind of tool worth keeping. If you meant version 3

No, if: