10 2021 档案
摘要:固定的mybatis-config配置
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摘要:template_method public abstract class Flyable { //抽象方法 public abstract void takeoff(); //钩子Hooks(让继承类来重写) public void fly(){ } //实际方法 private void lan
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摘要:Strategy Weapon public abstract class Weapon { //打斗 public abstract void fight(); } NoneWeapon public class NoneWeapon extends Weapon{ @Override publi
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摘要:Observer Observer接口 public interface Observer { //通知 void notice(); String getName(); } Alarm public class Alarm { List<Observer> observers = new Arra
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