This API was previewed in JDK 21 and incubated in JDK 19 and JDK 20. The enhancement to the Java application launcher will allow it to run a program supplied as multiple files of Java source code.

Java Archive apps Each installation of the Java Development Kit (JDK) includes a JAR utility (named jar.sh on Unix and jar.exe on Windows) that provides a variety of helpful functions for working with ...

The JDK is the development platform for building Java applications. Learn about different JDK versions, then install a JDK in your development environment and use it to compile a Java program.