first commit

Author: yi-yun

.idea/compiler.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

.idea/encodings.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4" />

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>parent</artifactId>
+        <groupId>com.yiyun</groupId>
+        <version>1.0-SNAPSHOT</version>
+        <relativePath>../parent/pom.xml</relativePath>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>design</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+        </dependency>
+    </dependencies>
+
+</project>

.idea/modules.xml

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+package com.yiyun._1_strategy;
+
+public abstract  class Duck {
+    QuackBehavior quackBehavior;
+    FlyBehavior flyBehavior;
+
+    public void setQuackBehavior(QuackBehavior quackBehavior) {
+        this.quackBehavior = quackBehavior;
+    }
+
+    public void setFlyBehavior(FlyBehavior flyBehavior) {
+        this.flyBehavior = flyBehavior;
+    }
+
+    public void performQuack(){
+        quackBehavior.quack();
+    }
+    public void performFly(){
+        flyBehavior.fly();
+    }
+    public abstract void display();
+
+    public void swim() {
+
+    }
+}

.idea/uiDesigner.xml

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+package com.yiyun._1_strategy;
+
+public interface FlyBehavior {
+
+    void fly();
+}
+
+class FlyWithWings implements FlyBehavior{
+    @Override
+    public void fly() {
+        System.out.println("合翅膀一起飞");
+    }
+}
+
+class FlyNoway implements FlyBehavior{
+    @Override
+    public void fly() {
+        System.out.println("不会飞...");
+    }
+}

.idea/vcs.xml

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+package com.yiyun._1_strategy;
+
+public class MallareDark extends Duck{
+    public MallareDark() {
+        flyBehavior=new FlyWithWings();
+        quackBehavior=new Mute();
+    }
+
+    @Override
+    public void display() {
+        System.out.println("我不会叫但会飞");
+    }
+}

JavaExercise.iml

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+package com.yiyun._1_strategy;
+
+public class ModelDuck {
+
+}

design/design.iml

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+package com.yiyun._1_strategy;
+
+public interface QuackBehavior {
+    public void quack();
+}
+
+class Quack implements QuackBehavior {
+
+    @Override
+    public void quack() {
+        System.out.println("咕咕叫");
+    }
+}
+
+class Squark implements QuackBehavior {
+    @Override
+    public void quack() {
+        System.out.println("呱呱叫");
+    }
+}
+
+class  Mute implements QuackBehavior {
+    @Override
+    public void quack() {
+        System.out.println("我不会叫");
+    }
+}

design/pom.xml

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+package com.yiyun._1_strategy;
+
+
+import org.junit.Test;
+
+public class TestDuck {
+    @Test
+    public  void fun1(){
+        new MallareDark().performFly();
+        new MallareDark().performQuack();
+        new MallareDark().display();
+    }
+
+}

design/src/main/java/com/yiyun/_1_strategy/Duck.java

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+package com.yiyun._2_observer;
+
+import java.util.Observable;
+import java.util.Observer;
+
+public class CurrentConditions implements Observer {
+    Observable observable;
+    private float temperature;
+    private float humid;
+
+    public CurrentConditions(Observable observable) {
+        this.observable = observable;
+        observable.addObserver(this);
+    }
+
+
+
+    @Override
+    public void update(Observable o, Object arg) {
+        if (o instanceof WeatherData ){
+            WeatherData weatherData=(WeatherData)o;
+            temperature=weatherData.getTemperature();
+            humid=weatherData.getHumid();
+            display();
+        }
+    }
+
+    public void display(){
+        System.out.println("temperature = " + temperature);
+    }
+}