package com.zengtao.demo.factory;

/**
 * 抽象工厂
 */
public abstract class CarFactory {

  public abstract <T extends Car> T createCar(Class<T> cla);

}

package com.zengtao.demo.factory;

/**
 * 奥迪工厂
 */
public class AudiFactory extends CarFactory {

  @SuppressWarnings("unchecked")
  @Override
  public <T extends Car> T createCar(Class<T> cla) {
    Car car = null;
    try {
      car = (Car) Class.forName(cla.getName()).newInstance();
    } catch (Exception e) {
      e.printStackTrace();
    }
    return (T) car;
  }

}

package com.zengtao.demo.factory;

public abstract class Car {

  public abstract void drive();

  public abstract void selfNagive();

  public abstract void playMusic();

}

package com.zengtao.demo.factory;

public class AudiQ3Car extends AudiCar {

  @Override
  public void drive() {
    System.out.println("AudiQ3Car 已经制造成功");
    System.out.println("AudiQ3Car drive");
  }

  @Override
  public void selfNagive() {
    System.out.println("AudiQ3Car selfNagive");
  }

  @Override
  public void playMusic() {
    System.out.println("AudiQ3Car playMusic");
    System.out.println("");
  }
}

package com.zengtao.demo.factory;

public class AudiQ5Car extends AudiCar {

  @Override
  public void drive() {
    System.out.println("AudiQ5Car 已经制造成功");
    System.out.println("AudiQ5Car drive");
  }

  @Override
  public void selfNagive() {
    System.out.println("AudiQ5Car selfNagive");
  }

  @Override
  public void playMusic() {
    System.out.println("AudiQ5Car playMusic");
    System.out.println("");
  }

}

package com.zengtao.demo;

import com.zengtao.demo.factory.AudiFactory;
import com.zengtao.demo.factory.AudiQ3Car;
import com.zengtao.demo.factory.AudiQ5Car;

public class Main {

  public static void main(String[] str) {

    // 创建工厂
    AudiFactory audiFactory = new AudiFactory();

    // 利用工厂制造q3车
    AudiQ3Car audiQ3Car = audiFactory.createCar(AudiQ3Car.class);
     // 利用工厂制造q5车
    AudiQ5Car audiQ5Car = audiFactory.createCar(AudiQ5Car.class);

    // 开始开车放音乐
    audiQ3Car.drive();
    audiQ3Car.playMusic();

    audiQ5Car.drive();
    audiQ5Car.playMusic();

  }
}