坦克大战（一期）-设计模式-观察者模式1.0

src/main/java/com/msb/observer/v1/Observer01.java

@@ -0,0 +1,22 @@
+package com.msb.observer.v1;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:05
+ * @Description: com.msb.observer
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Observer01
+ *@Description 面向过程的方式
+ *@Author bingor
+ *@Date 2022/10/13 19:05
+ *@Version 3.0
+ */
+public class Observer01 {
+    public static void main(String[] args) {
+        boolean cry = false;
+        while ( ! cry) {
+            System.out.println("继续观察……");
+        }
+    }
+}

src/main/java/com/msb/observer/v2/Child.java

@@ -0,0 +1,26 @@
+package com.msb.observer.v2;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v2
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Child
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Child {
+    private boolean cry = false;
+
+    public boolean isCry() {
+        return cry;
+    }
+
+    public void wakeUp() {
+        this.cry = true;
+        System.out.println("孩子醒了……");
+    }
+}

src/main/java/com/msb/observer/v2/Observer02.java

@@ -0,0 +1,29 @@
+package com.msb.observer.v2;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:09
+ * @Description: com.msb.observer
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Observer02
+ *@Description 披着面向对象的外衣面向过程
+ *@Author bingor
+ *@Date 2022/10/13 19:09
+ *@Version 3.0
+ */
+public class Observer02 {
+
+    public static void main(String[] args) {
+        Child child = new Child();
+        while ( ! child.isCry()) {
+            try {
+                Thread.sleep(1000);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+            System.out.println("孩子还没有醒，继续观察……");
+        }
+    }
+
+}

src/main/java/com/msb/observer/v3/Child.java

@@ -0,0 +1,28 @@
+package com.msb.observer.v3;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v2
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Child
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Child {
+
+    private boolean cry = false;
+    private Dad dad = new Dad();
+
+    public boolean isCry() {
+        return cry;
+    }
+
+    public void wakeUp() {
+        this.cry = true;
+        dad.feed();
+    }
+}

src/main/java/com/msb/observer/v3/Dad.java

@@ -0,0 +1,19 @@
+package com.msb.observer.v3;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Dad {
+    public void feed() {
+        System.out.println("孩子醒了，爸爸给孩子喂奶……");
+    }
+}

src/main/java/com/msb/observer/v3/Observer03.java

@@ -0,0 +1,21 @@
+package com.msb.observer.v3;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:15
+ * @Description: com.msb.observer
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Observer03
+ *@Description 添加一个观察者
+ *@Author bingor
+ *@Date 2022/10/13 19:15
+ *@Version 3.0
+ */
+public class Observer03 {
+    public static void main(String[] args) {
+        Child child = new Child();
+        child.wakeUp();
+    }
+}
+

src/main/java/com/msb/observer/v4/Child.java

@@ -0,0 +1,34 @@
+package com.msb.observer.v4;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v2
+ * @Version: 1.0
+ */
+
+import com.msb.observer.v3.Dad;
+
+/**
+ *@ClassName Child
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Child {
+
+    private boolean cry = false;
+    private com.msb.observer.v3.Dad dad = new Dad();
+    private Mum mum = new Mum();
+    private Dog dog = new Dog();
+
+    public boolean isCry() {
+        return cry;
+    }
+
+    public void wakeUp() {
+        this.cry = true;
+        dad.feed();
+        mum.hug();
+        dog.wang();
+    }
+}

src/main/java/com/msb/observer/v4/Dad.java

@@ -0,0 +1,19 @@
+package com.msb.observer.v4;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Dad {
+    public void feed() {
+        System.out.println("孩子醒了，爸爸给孩子喂奶……");
+    }
+}

src/main/java/com/msb/observer/v4/Dog.java

@@ -0,0 +1,19 @@
+package com.msb.observer.v4;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Dog {
+    public void wang() {
+        System.out.println("孩子醒了，狗叫……");
+    }
+}

src/main/java/com/msb/observer/v4/Mum.java

@@ -0,0 +1,19 @@
+package com.msb.observer.v4;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Mum {
+    public void hug() {
+        System.out.println("孩子醒了，妈妈宝宝孩子……");
+    }
+}

src/main/java/com/msb/observer/v4/Observer04.java

@@ -0,0 +1,20 @@
+package com.msb.observer.v4;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:28
+ * @Description: com.msb.observer.v4
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Observer04
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:28
+ *@Version 3.0
+ */
+public class Observer04 {
+    public static void main(String[] args) {
+        Child child = new Child();
+        child.wakeUp();
+    }
+}

src/main/java/com/msb/observer/v5/Child.java

@@ -0,0 +1,41 @@
+package com.msb.observer.v5;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v2
+ * @Version: 1.0
+ */
+
+import com.msb.chain.ColliderChain;
+import com.msb.observer.v4.Dog;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ *@ClassName Child
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Child {
+
+    private boolean cry = false;
+    private List<Observer> observers = new ArrayList<>();
+
+    {
+        observers.add(new Dad());
+        observers.add(new Mum());
+    }
+
+    public boolean isCry() {
+        return cry;
+    }
+
+    public void wakeUp() {
+        this.cry = true;
+        for (Observer observer : observers) {
+            observer.actionOnWakeUp();
+        }
+    }
+}

src/main/java/com/msb/observer/v5/Dad.java

@@ -0,0 +1,23 @@
+package com.msb.observer.v5;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Dad implements Observer {
+    public void feed() {
+        System.out.println("孩子醒了，爸爸给孩子喂奶……");
+    }
+    @Override
+    public void actionOnWakeUp() {
+        feed();
+    }
+}

src/main/java/com/msb/observer/v5/Mum.java

@@ -0,0 +1,23 @@
+package com.msb.observer.v5;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Mum implements Observer {
+    public void hug() {
+        System.out.println("孩子醒了，妈妈抱抱孩子……");
+    }
+    @Override
+    public void actionOnWakeUp() {
+        hug();
+    }
+}

src/main/java/com/msb/observer/v5/Observer.java

@@ -0,0 +1,11 @@
+package com.msb.observer.v5;
+
+/**
+ * @Author bingor
+ * @Date 2022/10/13 19:33
+ * @Description: com.msb.observer.v5
+ * @Version: 1.0
+ */
+public interface Observer {
+    public void actionOnWakeUp();
+}

src/main/java/com/msb/observer/v5/Observer05.java

@@ -0,0 +1,22 @@
+package com.msb.observer.v5;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:28
+ * @Description: com.msb.observer.v4
+ * @Version: 1.0
+ */
+
+import com.msb.observer.v5.Child;
+
+/**
+ *@ClassName Observer04
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:28
+ *@Version 3.0
+ */
+public class Observer05 {
+    public static void main(String[] args) {
+        Child child = new Child();
+        child.wakeUp();
+    }
+}

src/main/java/com/msb/observer/v6/Child.java

@@ -0,0 +1,40 @@
+package com.msb.observer.v6;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v2
+ * @Version: 1.0
+ */
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ *@ClassName Child
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Child {
+
+    private boolean cry = false;
+    private List<Observer> observers = new ArrayList<>();
+
+    {
+        observers.add(new Dad());
+        observers.add(new Mum());
+    }
+
+    public boolean isCry() {
+        return cry;
+    }
+
+    public void wakeUp() {
+        this.cry = true;
+        WakeUpEvent event = new WakeUpEvent(LocalDateTime.now(), "bed");
+        for (Observer observer : observers) {
+            observer.actionOnWakeUp(event);
+        }
+    }
+}

src/main/java/com/msb/observer/v6/Dad.java

@@ -0,0 +1,25 @@
+package com.msb.observer.v6;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Dad implements Observer {
+    public void feed() {
+        System.out.println("孩子醒了，爸爸给孩子喂奶……");
+    }
+    @Override
+    public void actionOnWakeUp(WakeUpEvent event) {
+        if("hungry".equals(event.getLocation())) {
+            feed();
+        }
+    }
+}

src/main/java/com/msb/observer/v6/Mum.java

@@ -0,0 +1,25 @@
+package com.msb.observer.v6;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:18
+ * @Description: com.msb.observer.v3
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Dad
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:18
+ *@Version 3.0
+ */
+public class Mum implements Observer {
+    public void hug() {
+        System.out.println("孩子醒了，妈妈抱抱孩子……");
+    }
+    @Override
+    public void actionOnWakeUp(WakeUpEvent event) {
+        if("bed".equals(event.getLocation())) {
+            hug();
+        }
+    }
+}

src/main/java/com/msb/observer/v6/Observer.java

@@ -0,0 +1,11 @@
+package com.msb.observer.v6;
+
+/**
+ * @Author bingor
+ * @Date 2022/10/13 19:33
+ * @Description: com.msb.observer.v5
+ * @Version: 1.0
+ */
+public interface Observer {
+    public void actionOnWakeUp(WakeUpEvent event);
+}

src/main/java/com/msb/observer/v6/Observer06.java

@@ -0,0 +1,20 @@
+package com.msb.observer.v6;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:28
+ * @Description: com.msb.observer.v4
+ * @Version: 1.0
+ */
+
+/**
+ *@ClassName Observer04
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:28
+ *@Version 3.0
+ */
+public class Observer06 {
+    public static void main(String[] args) {
+        Child child = new Child();
+        child.wakeUp();
+    }
+}

src/main/java/com/msb/observer/v6/WakeUpEvent.java

@@ -0,0 +1,33 @@
+package com.msb.observer.v6;/**
+ * @Author bingor
+ * @Date 2022/10/13 19:56
+ * @Description: com.msb.observer.v6
+ * @Version: 1.0
+ */
+
+import java.time.LocalDateTime;
+
+/**
+ *@ClassName WakeUpEvent
+ *@Description TODO
+ *@Author bingor
+ *@Date 2022/10/13 19:56
+ *@Version 3.0
+ */
+public class WakeUpEvent {
+    private LocalDateTime localDateTime;
+    private String location;
+
+    public WakeUpEvent(LocalDateTime localDateTime, String location) {
+        this.localDateTime = localDateTime;
+        this.location = location;
+    }
+
+    public LocalDateTime getLocalDateTime() {
+        return localDateTime;
+    }
+
+    public String getLocation() {
+        return location;
+    }
+}