hear0210的博客

import java.util.Observable; import java.util.Observer; public class Demo { public static void main(String[] args) { wolf w = new wolf(“wolf1”); sheep s1 = new sheep(“s1”); sheep s2 = new sheep(“s2”); sheep s3 = new sheep(“s3”); w.addObserver(s1); w.addOb.

public abstract class AbstractSteamedBun { public final void steameBun() { kneadDough(); prepareStuffing(); wrapBun(); steam(); } protected abstract void wrapBun(); protected abstract void prepareStuffing();.

package strategy; import java.awt.*; import java.awt.event.*; import javax.swing.*; public class CrabCookingStrategy implements ItemListener { private JFrame f; private JRadioButton qz,hs; private JPanel CenterJP,SouthJP; private Kitchen c.

abstract class IPerson { protected IWeapon weapon; public IPerson(IWeapon weapon) { this.weapon = weapon; } public abstract void Use(); } ...

public abstract class ChatMediator { public abstract void register(ChatClient client); public abstract void notice(ChatClient client,String message); } public class ChatServer extends ChatM...

public interface AndroidCharger { public void typeC(); } public class AndroidChargerImpl implements AndroidCharger { @Override public void typeC() { System.out.println("我能给手机充电");...

public interface SuperStar { public void perform(); } public class Singer implements SuperStar { @Override public void perform() { System.out.println("singing a song!"); } } ...

public interface Car { public void run(); } public class BMWCar implements Car { @Override public void run() { System.out.println("BMW running!"); } } public class Client { ...

var Car = function(make,model,year){ this.make = make; this.model = model; this.year = year; this.getMake = function(){ return this.make; } } //单例模式的简单工厂 var myCarInfo = ...

package jia; //produce to be built class Starbucks { private String size; private String drink; public void setSize(String size) { this.size = size; } public void setDrink(String drink) ...

import java.util.Scanner; public class yuanxing { public static void main(String[] ar) { school s=new school("张三"); s.Sex("男"); s.Age(20); school c=s.clone(); c.Age(21); ...

/user类 员工信息 class user{ private int id; private String name; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; }...

package jia; class user{ private int id; private String name; public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name;...

1：依赖关系： 只要是在类中用到了对方，那么他们之间就存在依赖关系。如果没 有对方，编绎通过不了。虚线箭头 2关联关系： 关联关系实际上就是类与类之间的联系，是依赖关系的特例。 实线箭头 关联具有导航性：即双向关系或单向关系 关系具有多重性： “1.。”“ 0 1” 3继承关系： 继承关系也称泛化关系，是依赖关系的特例。 A类继承了B 类也相当于A类用到了B类。空心三角形+实线 4实现关系：...

使用ProcessOn 在第一次创建UML表时小注意： 当输入框不能换行时用 shift+回车 快捷键。 剩下看你自己爱好。