The team behind the JVM language Groovy has released Groovy 5, an update packed with new features and improvements. This new version makes it easier for developers to write code faster and more efficiently, especially with performance boosts like arrays that are up to 10 times faster.

Groovy 5 is fully compatible with Java Development Kit versions 11 through 25. It also supports many features from JDK 17 to JDK 25, even on earlier JDK versions. This means developers can take advantage of the latest Java features without needing to upgrade their entire setup.

New Features for Easier Coding and Better Performance

One of the highlights of Groovy 5 is its support for compact source files and instance main methods. These are Java proposals designed to help new programmers write simple programs more easily. Pattern matching for instanceof is also included, making type checks more straightforward.

The update introduces over 350 new and improved extension methods, which help developers write code faster. Array operations are now significantly quicker, with some as much as ten times faster than before. Lazy iterator methods have been added, allowing stream-like behavior without extra overhead. Plus, there are new utilities that extend beyond what standard Java offers, giving developers more tools out of the box.

Enhanced Web Development and Better Developer Tools

Groovy 5 improves web development support with both Jakarta EE and legacy Javax libraries. A new type checker provides stronger format string validation, which helps catch errors early. Additionally, the language now supports infinite iterator generation and includes index variables in loops, making coding more flexible.

The abstract syntax tree (AST) transformations have been upgraded, notably with a new @OperatorRename transform. This allows operators to be seamlessly overloaded in third-party libraries, simplifying complex code. The read-eval-print loop (REPL) has also been revamped, offering colorized syntax highlighting and smarter output for a better coding experience.

Groovy 5 has been tested across JDK versions 11 through 25. To build Groovy 5, you need JDK 17 or newer, while JDK 11 is the minimum required for running it. Developers interested in trying out the latest version can download it from groovy.apache.org.

All in all, Groovy 5 brings significant speed improvements, broader Java compatibility, and developer-friendly features that make coding easier and faster. This update shows how Groovy continues to adapt and grow alongside Java, offering a powerful tool for modern software development.

Inspired by

• https://www.infoworld.com/article/4053204/groovy-5-expands-java-and-jdk-support.html

Sources

• gmpg.org
• unsplash.com
• apache.org
• groovy-lang.org
• openjdk.org