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  • java 接口实现防盗门功能

    Door;

    package locker;
    
    public abstract class Door {
        public abstract void open();
        public abstract void close();
    }
    View Code

    Lock:

    package locker;
    
    public interface  Lock {
    void lockUp();//开锁
    void openLock();
    }
    View Code

    Security:

    package locker;
    
    public class Security extends Door implements Lock {
        @Override
        public void lockUp() {
            System.out.println("关锁");
        }
    
        @Override
        public void openLock() {
            System.out.println("开锁");
        }
    
        @Override
        public void open() {
            System.out.println("门开了");
        }
    
        @Override
        public void close() {
            System.out.println("门关了");
        }
    
    }
    View Code

    Test;

    package locker;
    
    public class Text {
        public static void main(String[] args) {
            Security door = new Security();
            door.close();
            door.lockUp();
            door.openLock();
            door.open();
        }
    }
    View Code

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  • 原文地址:https://www.cnblogs.com/helloworld2019/p/10645340.html
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