设计模式

code/Java/design-pattern/src/main/java/com/heibaiying/creational/prototype/Phone.java

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+package com.heibaiying.creational.prototype;
+
+import lombok.Data;
+
+@Data
+public class Phone implements Cloneable {
+
+	private String type;
+
+	Phone(String type) {
+		System.out.println("构造器被调用");
+		this.type = type;
+	}
+
+	public void call() {
+		System.out.println(type + "拨打电话");
+	}
+
+	@Override
+	protected Object clone() throws CloneNotSupportedException {
+		System.out.println("克隆方法被调用");
+		return super.clone();
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/creational/prototype/SmartPhone.java

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+package com.heibaiying.creational.prototype;
+
+import lombok.Data;
+
+import java.util.Date;
+
+@Data
+public class SmartPhone implements Cloneable {
+
+	private String type;
+	private Date productionDate;
+
+	SmartPhone(String type, Date productionDate) {
+		this.type = type;
+		this.productionDate = productionDate;
+	}
+
+	public void call() {
+		System.out.println(type + "拨打电话");
+	}
+
+	@Override
+	protected Object clone() throws CloneNotSupportedException {
+		SmartPhone smartPhone = (SmartPhone) super.clone();
+		smartPhone.productionDate = (Date) smartPhone.productionDate.clone();
+		return smartPhone;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/creational/prototype/ZTest.java

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+package com.heibaiying.creational.prototype;
+
+import java.util.Date;
+
+public class ZTest {
+	public static void main(String[] args) throws CloneNotSupportedException {
+		Phone phone = new Phone("3G手机");
+		Phone clonePhone = (Phone) phone.clone();
+		clonePhone.call();
+
+		SmartPhone smartPhone = new SmartPhone("4G手机", new Date());
+		SmartPhone cloneSmartPhone = (SmartPhone) smartPhone.clone();
+		System.out.println(smartPhone == cloneSmartPhone);
+		System.out.println(smartPhone.getProductionDate() == cloneSmartPhone.getProductionDate());
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/adapter/ChargerAdapter.java

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+package com.heibaiying.structural.adapter;
+
+public class ChargerAdapter extends PowerSupply implements Target {
+	@Override
+	public int output5V() {
+		int output = output220V();
+		System.out.println("充电头适配转换");
+		output = output / 44;
+		System.out.println("输出电压：" + output);
+		return output;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/adapter/PowerSupply.java

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+package com.heibaiying.structural.adapter;
+
+/**
+ * 电源类
+ */
+public class PowerSupply {
+
+	private final int output = 220;
+
+	public int output220V() {
+		System.out.println("电源电压：" + output);
+		return output;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/adapter/Target.java

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+package com.heibaiying.structural.adapter;
+
+public interface Target {
+	int output5V();
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/adapter/ZTest.java

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+package com.heibaiying.structural.adapter;
+
+public class ZTest {
+	public static void main(String[] args) {
+		Target target = new ChargerAdapter();
+		target.output5V();
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Blue.java

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+package com.heibaiying.structural.bridge;
+
+public class Blue implements Color {
+
+	@Override
+	public String getDesc() {
+		return "蓝色";
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Color.java

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+package com.heibaiying.structural.bridge;
+
+public interface Color {
+	String getDesc();
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Red.java

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+package com.heibaiying.structural.bridge;
+
+public class Red implements Color {
+	@Override
+	public String getDesc() {
+		return "红色";
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Round.java

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+package com.heibaiying.structural.bridge;
+
+public class Round extends Shape {
+
+	@Override
+	public void getDesc() {
+		System.out.println(getColor().getDesc() + "圆形");
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Shape.java

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+package com.heibaiying.structural.bridge;
+
+public abstract class Shape {
+
+	private Color color;
+
+	public Shape setColor(Color color) {
+		this.color = color;
+		return this;
+	}
+
+	public Color getColor() {
+		return color;
+	}
+
+	public abstract void getDesc();
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Square.java

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+package com.heibaiying.structural.bridge;
+
+public class Square extends Shape {
+
+	@Override
+	public void getDesc() {
+		System.out.println(getColor().getDesc() + "正方形");
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Test.java

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+package com.heibaiying.structural.bridge;
+
+public class Test {
+	public static void main(String[] args) {
+		new Square().setColor(new Red()).getDesc();
+		new Square().setColor(new Blue()).getDesc();
+		new Round().setColor(new Blue()).getDesc();
+		new Round().setColor(new Yellow()).getDesc();
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/bridge/Yellow.java

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+package com.heibaiying.structural.bridge;
+
+public class Yellow implements Color {
+	@Override
+	public String getDesc() {
+		return "黄色";
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/composite/Component.java

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+package com.heibaiying.structural.composite;
+
+import lombok.Data;
+
+@Data
+public abstract class Component {
+
+	private String name;
+
+	public Component(String name) {
+		this.name = name;
+	}
+
+	public void add(Component component) {
+		throw new UnsupportedOperationException("不支持添加操作");
+	}
+
+	public void remove(Component component) {
+		throw new UnsupportedOperationException("不支持删除操作");
+	}
+
+
+	public void vim(String content) {
+		throw new UnsupportedOperationException("不支持使用vim编辑器打开");
+	}
+
+	public void cat() {
+		throw new UnsupportedOperationException("不支持查看操作");
+	}
+
+	public void print() {
+		throw new UnsupportedOperationException("不支持打印操作");
+	}
+
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/composite/File.java

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+package com.heibaiying.structural.composite;
+
+public class File extends Component {
+
+	private String content;
+
+	public File(String name) {
+		super(name);
+	}
+
+	@Override
+	public void vim(String content) {
+		this.content = content;
+	}
+
+	@Override
+	public void cat() {
+		System.out.println(content);
+	}
+
+	@Override
+	public void print() {
+		System.out.println(getName());
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/composite/Folder.java

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+package com.heibaiying.structural.composite;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Folder extends Component {
+
+	private List<Component> componentList = new ArrayList<>();
+
+	public Folder(String name) {
+		super(name);
+	}
+
+	@Override
+	public void add(Component component) {
+		componentList.add(component);
+	}
+
+	@Override
+	public void remove(Component component) {
+		componentList.remove(component);
+	}
+
+	@Override
+	public void print() {
+		System.out.println(getName());
+		componentList.forEach(x -> System.out.println("	" + x.getName()));
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/composite/ZTest.java

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+package com.heibaiying.structural.composite;
+
+public class ZTest {
+	public static void main(String[] args) {
+		Folder rootDir = new Folder("ROOT目录");
+		Folder nginx = new Folder("Nginx安装目录");
+		Folder tomcat = new Folder("Tomcat安装目录");
+		File startup = new File("startup.bat");
+		rootDir.add(nginx);
+		rootDir.add(tomcat);
+		rootDir.add(startup);
+		rootDir.print();
+		startup.vim("java -jar");
+		startup.cat();
+		nginx.cat();
+
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/Decorator.java

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+package com.heibaiying.structural.decorator;
+
+public abstract class Decorator extends Phone {
+
+	private Phone phone;
+
+	public Decorator(Phone phone) {
+		this.phone = phone;
+	}
+
+	@Override
+	public int getPrice() {
+		return phone.getPrice();
+	}
+
+	@Override
+	public String getDesc() {
+		return phone.getDesc();
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/FilmDecorator.java

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+package com.heibaiying.structural.decorator;
+
+public class FilmDecorator extends Decorator {
+
+	public FilmDecorator(Phone phone) {
+		super(phone);
+	}
+
+	@Override
+	public int getPrice() {
+		return super.getPrice() + 100;
+	}
+
+	@Override
+	public String getDesc() {
+		return super.getDesc() + " + 钢化膜";
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/MiPhone.java

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+package com.heibaiying.structural.decorator;
+
+public class MiPhone extends Phone {
+
+	@Override
+	public int getPrice() {
+		return 1999;
+	}
+
+	@Override
+	public String getDesc() {
+		return "MiPhone";
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/Phone.java

@@ -0,0 +1,8 @@
+package com.heibaiying.structural.decorator;
+
+public abstract class Phone {
+
+	public abstract int getPrice();
+
+	public abstract String  getDesc();
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/ShellDecorator.java

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+package com.heibaiying.structural.decorator;
+
+public class ShellDecorator extends Decorator {
+
+	public ShellDecorator(Phone phone) {
+		super(phone);
+	}
+
+	@Override
+	public int getPrice() {
+		return super.getPrice() + 200;
+	}
+
+	@Override
+	public String getDesc() {
+		return super.getDesc() + " + 手机壳";
+	}
+
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/decorator/ZTest.java

@@ -0,0 +1,8 @@
+package com.heibaiying.structural.decorator;
+
+public class ZTest {
+	public static void main(String[] args) {
+		ShellDecorator decorator = new ShellDecorator(new FilmDecorator(new MiPhone()));
+		System.out.println(decorator.getDesc() + " : " + decorator.getPrice());
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/AccountService.java

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+package com.heibaiying.structural.facade;
+
+public class AccountService {
+	public boolean balanceCheck() {
+		System.out.println("账户余额校验...");
+		return true;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/EnvInspectionService.java

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+package com.heibaiying.structural.facade;
+
+public class EnvInspectionService {
+	public boolean evInspection() {
+		System.out.println("支付环境检查...");
+		return true;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/LogisticsService.java

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+package com.heibaiying.structural.facade;
+
+public class LogisticsService {
+	public void ship(Phone phone) {
+		System.out.println(phone.getName() + "已经发货，请注意查收...");
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/OrderService.java

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+package com.heibaiying.structural.facade;
+
+public class OrderService {
+
+	private EnvInspectionService inspectionService = new EnvInspectionService();
+	private AccountService accountService = new AccountService();
+	private LogisticsService logisticsService = new LogisticsService();
+
+	public void order(Phone phone) {
+		if (inspectionService.evInspection()) {
+			if (accountService.balanceCheck()) {
+				System.out.println("支付成功");
+				logisticsService.ship(phone);
+			}
+		}
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/Phone.java

@@ -0,0 +1,13 @@
+package com.heibaiying.structural.facade;
+
+import lombok.Data;
+
+@Data
+public class Phone {
+
+	private String name;
+
+	public Phone(String name) {
+		this.name = name;
+	}
+}

code/Java/design-pattern/src/main/java/com/heibaiying/structural/facade/ZTest.java

@@ -0,0 +1,9 @@
+package com.heibaiying.structural.facade;
+
+public class ZTest {
+	public static void main(String[] args) {
+		Phone phone = new Phone("XXX手机");
+		OrderService orderService = new OrderService();
+		orderService.order(phone);
+	}
+}