??????Java?????????
???????????? ???????[ 2015/3/23 11:41:56 ] ????????Java ??????? ??? ?? ?????
????????????????????AbstractCar???????????????????????????????п??????????????????????????????????й漲???Щ????????????getEngine()???????????????????????涼???????????????????????壨??????????????AbstractCar???????п??????????????????????????????
?????????Drivable??drive()???????????????????????????????????????????
??????????????????????????????????????drive()???abstract???????????????????????????????????????????????????????
????????????е?????????ο???java.util.AbstractList
????*@throws UnsupportedOperationException
????*if adding to this List is not supported.
????public abstract class AbstractCar implements Drivable{
????public abstract Engine getEngine();
????public abstract Wheel getWheel();
????@Override
????public void drive(){
????throw new UnsupportedOperationException();
????}
????//?????????????????
????}
?????????????δ????е?drive()??????????
????????????“????”?????????????????????????????Override?????????????????drive????
??????java?????е?List????
????Full Container Taxonomy
?????????????????????List
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????Iterable<-Collection<-List<-AbstractList<-List
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????????ArrayList????????????????ArrayList????Щ???????γ???
??????AbstractList???ArratList????γ???????AbstractList???????ArrayList??????????Stack????LinkedList??
????List?????????е??б???????
????Collection??????е???????????????
????Iterable????????ε?????????????е?????????????????
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2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
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2021/5/28 17:25:47??????APP??????????
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