简单工厂模式

1

package smu.gaoyi.pattern.simplefactory;/** * 简单工厂模式 * @author gaoyi * */public class Car {private int wheelCount;//轮子数量private String color;private boolean automatic;//是否可自动驾驶，假设Land Rover可自动驾驶，Jeep不可自动驾驶public void run() {}}

2

package smu.gaoyi.pattern.simplefactory;/** * 路虎汽车 * @author gaoyi * */public class LandRover extends Car {public void run() {System.out.println("Land Rover run...");}}

3

package smu.gaoyi.pattern.simplefactory;/** * 吉普汽车 * @author gaoyi * */public class Jeep extends Car {public void run() {System.out.println("Jeep run...");}}

4

package smu.gaoyi.pattern.simplefactory;/** * 工厂类 * @author gaoyi * */public class CarFactory {public static Car createCar(boolean automatic) {Car car = null;if(automatic == true) {car = new LandRover();}else {car = new Jeep();}return car;}}

5测试

package smu.gaoyi.pattern.simplefactory;public class Client {public static void main(String[] args) {Car car = null;//Land Rovercar = CarFactory.createCar(true);car.run();}}