JAVA is the world’s most popular programming language. JAVA 9 is the result of an industry-wide development effort and extensive collaboration between Oracle engineers and members of the world wide java developer community via Open JDK community and the JCP.
Let’s see some new features of JAVA 9

1. Modularity -- jigsaw

2. REPL -- JShell

3. try with resource enhancements

4. Factory methods in collection

5. private methods in interface

6. Stream API enhancements

7. Http 2 Client(java.util.http)

8. G1 garbage collector