package demo2;

/**

 * 

 * @author saiweisiaa

 *简单工厂模式的学习

 */

class productA implements product{

public void getName(){

System.out.println("hello,I am A product");

}

}

class productB implements product{

public void getName(){

System.out.println("Hello,I am B product");

}

}

public class productCreator {

 public product createProducta(String type){  

if(type.equals("A")){

return new productA();

}else if(type.equals("B")){

return new productB();

}else{

return null;

}

 }

 

 public static void main(String args[]){

productCreator pcCreator=new productCreator();

pcCreator.createProducta("A").getName();

 }

 

}