JAVA 9

Major Features of JAVA 9

• Modularity  - jigsaw - (rt.jar--> jmods)
• REPL Jshell an interactive tool without java classes.
• Try with Resource  Autocloseable  interface
• Factory Methods in the collection like  List.of()
• the private method in the interface but earlier version it has only abstract methods.
• enhancements in stream API.
• Https 2 Client (java.url.http)
• G1 Grabage Collection

Jshell

Path :jdk/bin/jshell

/help
System.out.println("hello");//1
x=30//2
30+5//$3//3
/list
1, 2,3
/edit number
/save jat.jsh
/var
/method
/exit
try with Resource implement Autocloseable  some bugs