Jabel is an “annotation processor” that instruments Java compiler classes and treats some Java 9 and later language features as if they were supported in Java 8.

2. JavaScript Nashorn Java and JavaScript have never been good friends, but with Java 8’s introduction of a completely new JVM JavaScript engine — Nashorn — the tide has changed completely.

Java, the programming language used by millions of developers, is now even better. The launch of Java 8 on March 25 represents the most significant update to the Java programming model ever, and ...