//接口A

public interface MyInterfaceA {

    public abstract void methodA();

    public abstract void methodCommon();

    public default void methodDefault(){

        System.out.println("默认方法 AAA");

    }

}

//接口B

public interface MyInterfaceB {

    public abstract void methodB();

    public abstract void methodCommon();

    public default void methodDefault(){

        System.out.println("默认方法 BBB");

    }

}

//子接口

public interface MyInterface extends MyInterfaceA, MyInterfaceB{

    public abstract void method();

    @Override

    default void methodDefault() {

        System.out.println("重写父接口中重复的默认方法");

    }

}