<dependency>
<groupId>cn.hutool</groupId>
<artifactId>hutool-all</artifactId>
<version>5.8.26</version> <!-- Check for latest -->
</dependency>
| Module | Purpose |
|--------|---------|
| hutool-core | String, date, collection, map, reflection |
| hutool-crypto | Symmetric/asymmetric encryption, digest |
| hutool-http | Simple HTTP client (GET/POST/upload) |
| hutool-json | JSON parser (no dependency on Jackson/Gson) |
| hutool-cache | FIFO, LFU, LRU, timed caches |
| hutool-db | Lightweight JDBC wrapper (ActiveRecord style) |
| hutool-log | Auto-detects Log4j, Logback, JDK logging |
| hutool-settings | INI/properties/YAML config reader |
| hutool-poi | Excel/Word export/import (Apache POI wrapper) |
| hutool-mail | JavaMail simplified |
A major factor in its rising popularity is the documentation. Hutool offers extensive, native-level documentation in Chinese, making it the go-to choice for the massive Asian developer market. However, its intuitive API naming conventions (like FileUtil.copy() or StrUtil.isEmpty()) make it accessible to English speakers as well. hutool pro 30 hot download
Within 12 hours of its release, the download count surpassed 500,000 via Maven Central and Gitee. Here is why developers are rushing to upgrade. <dependency> <groupId>cn
List<String> list = CollUtil.newArrayList("a", "b", "c");
boolean empty = CollUtil.isEmpty(list);
String joined = CollUtil.join(list, " | "); // a | b | c