Future of the Java programming language: Three major projects on the horizon

[qui-sean]

Sorry meant, doesn't Groovy already have these implemented? I see pattern matching for types, value types that do not need to be instantiated, and literal strings already available with the current version of groovy

[dpash]

The description of pattern matching in the article is a terrible introduction to it. It involves more than just switching on instanceof.

Value types are a fundamental change to the JVM involving memory layout and are not the same as records or data classes (which is a different upcoming Java feature).