Zwm

package com.spsoft.factorymethod;

interface Car {
	public void start();

	public void stop();
}

class Ford implements Car {

	public void start() {
		// TODO Auto-generated method stub
		System.out.println("Ford start...");
	}

	public void stop() {
		// TODO Auto-generated method stub
		System.out.println("Ford stop...");

	}

}

class Toyota implements Car {

	public void start() {
		// TODO Auto-generated method stub
		System.out.println("Toyota start...");
	}

	public void stop() {
		// TODO Auto-generated method stub
		System.out.println("Toyota stop...");
	}

}

class YuTongBus implements Car {

	public void start() {
		// TODO Auto-generated method stub
		System.out.println("YuTong start...");
	}

	public void stop() {
		// TODO Auto-generated method stub
		System.out.println("YuTong stop...");

	}

}

class KinglongBus implements Car {

	public void start() {
		// TODO Auto-generated method stub
		System.out.println("Kinglong start...");
	}

	public void stop() {
		// TODO Auto-generated method stub
		System.out.println("Kinglong stop...");

	}

}

interface AbstractFactory {

}

class CarFactory implements AbstractFactory {
	private CarFactory() {

	}

	private static CarFactory carFactory = new CarFactory();

	public static CarFactory getCarFactoryInstance() {
		return carFactory;
	}

	public Car getCar(String type) {
		Car car = null;
		try {
			car = (Car) Class.forName("com.spsoft.factorymethod." + type)
					.newInstance();
		} catch (InstantiationException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (ClassNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return car;
	}
}

class BusFactory implements AbstractFactory {
	private BusFactory() {

	}

	private static BusFactory busFactory = new BusFactory();

	public static BusFactory getBusFactoryInstance() {
		return busFactory;
	}

	public Car getBus(String type) {
		Car car = null;
		try {
			car = (Car) Class.forName("com.spsoft.factorymethod." + type)
					.newInstance();
		} catch (InstantiationException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IllegalAccessException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (ClassNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return car;
	}
}

public class FactorymethodDemo {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		// need a Ford
		CarFactory factory = CarFactory.getCarFactoryInstance();
		Car ford = factory.getCar("Ford");
		ford.start();
		ford.stop();
		BusFactory busFactory = BusFactory.getBusFactoryInstance();
		Car bigBus = busFactory.getBus("YuTongBus");
		bigBus.start();
		bigBus.stop();
	}

}