From http://stackoverflow.com/questions/22713652/can-an-interface-method-have-a-body

java8_features.java

 
 // http://stackoverflow.com/questions/22713652/can-an-interface-method-have-a-body
 
 
 // define static method
 interface Whoa {
        public static void doStuff() {
            System.out.println("This is not default implementation");
        }
 }
 
 // define default implementation for a method
 
 default public ZonedDateTime getZonedDateTime(String zoneString) {
      return ZonedDateTime.of(getLocalDateTime(), getZoneId(zoneString));
   }