https://adtmag.com/articles/2022/02/08/groovy-4-released.aspx > The Apache Software Foundation's (ASF) Groovy team recently announced the release of Groovy 4.0.0, the latest version of the open source, general-purpose programming language for the Java Virtual Machine (JVM). > This release, announced at the end of January, comes with a range of new features, from Switch Expressions to Sealed Types, Records, and Groovy-Integrated Query—approximately 800 new features, improvements, and bug fixes since the release of Groovy 3.0.0 in February 2020.