関連ワード:  why use default method in interface    why we use default method in interface java 8    why do we use default method in interface    why we use default method in functional interface    why do we need default method in java 8 interfaces    why default method in interface    why do we need default and static methods in interface    why we use static and default method in interface    java use default method in interface  
結果 : why use default method in interface