
public interface Transportation {
void run();
}
public interface Transportation {
void run();
}
public class Car implements Transportation{
@Override
public void run() {
System.out.println("小汽车正在路上跑");
}
}
public class SimpleFactory {
public static Transportation create(Class<? extends Transportation> clazz){
try {
if(clazz!=null){
return clazz.getDeclaredConstructor().newInstance();
}
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}
public class Client {
public static void main(String[] args) {
Transportation car = SimpleFactory.create(Car.class);
car.run();
}
}