Interfaces in Java8

MyInterfaceImpl.java

public class MyInterfaceImpl implements MyInterface {
    @Override public void method1() {
        System.out.println("Implementation of method 1");
    }

    @Override public void method2() {
        System.out.println("Implementation of method 2");
    }

    public static void main(String[] args){
        MyInterface obj = new MyInterfaceImpl();
        obj.method1();
        obj.method2();
        obj.newMethod();
    }
}