Java - Inner Class

// Init.java
package jason;

public class Init {

    public static void main(String[] args) {

        new Son.Sson().action();  //action

        new Son.Sson(){
            void action(){
                System.out.println("main - action");
            }
        }.action();             //main - action
    }

}


// Son.java
package jason;

public class Son {

        static class Sson{
            void action(){
                System.out.println("action");
            }
        }
}