It provides modules for nearly every common Java task:
If you’ve been in the Java ecosystem for a while, you know that boilerplate code is the enemy of productivity. Enter Hutool —the "Swiss Army Knife" for Java developers. While the community has largely shifted toward the v5 and v6 branches, the remains a critical touchpoint for those maintaining robust, established systems.
Which do you have installed (e.g., NBT, EVO, or MGU)? What specific feature unlock are you trying to achieve? I can give you tailored steps to prevent any module damage. Share public link
Before we dive into the latest update, let's briefly introduce Hutool for those who may be new to it. Hutool is a Java-based development tool designed to simplify the development process for Java developers. It provides a wide range of features, including code generation, code analysis, and project management, among others. Hutool aims to improve developer productivity and help them focus on writing high-quality code. Hutool 3.9 UPD
that simplifies low-level code by encapsulating native Java APIs into clean, intuitive static methods. By drastically minimizing boilerplate code, Hutool transforms complex operations into functional, elegant, and highly efficient workflows. The Hutool 3.9 Update (UPD) represents a pivotal evolutionary milestone for this ecosystem . It introduced crucial optimizations across core modules like Convert , DateUtil , and HttpUtil , solidifying its reputation as a developer's favorite "util" package replacement.
docs: fix typo in README (Long live 3.9.UPD)
：StrUtil提供了丰富的字符串处理方法，包括空判断、拼接、替换、截取等，可以方便地进行各种字符串操作。 It provides modules for nearly every common Java
: Complex native JDK mechanisms are wrapped inside readable, static methods.
The core module received massive performance tuning in the 3.9 update. It handles the fundamentals of Java programming:
public static String blankToDefault(CharSequence str, String defaultStr) if (blank(str)) // <-- This method had changed return defaultStr; Which do you have installed (e
To upgrade to Hutool 3.9, follow these steps:
Simplifies complex cryptographic tasks. It allows developers to execute symmetric (AES, DES), asymmetric (RSA), and digesting operations (MD5, SHA-256) via simple builders. 3. hutool-http