자바 객체지향 강의 33강 - 새로운 객체로 바꾸기 (문자열을 읽어서 객체로 만들기)

package part3.ex6.인터페이스;
 
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Scanner;
 
public class Program {
 
    public static void main(String[] args) throws IOException, ClassNotFoundException, InstantiationException, IllegalAccessException {
        FileInputStream fis = new FileInputStream("src/part3/ex6/인터페이스/setting.txt");
        Scanner scan = new Scanner(fis);        
        String className = scan.nextLine();
        scan.close();
        fis.close();
        
        Class clszz = Class.forName(className);
        A a = new A();
        X x = (X) clszz.newInstance();
        a.setX(x);
        
        a.print();
    }
 
}

 

출처 : https://www.youtube.com/watch?v=YZzpGtpW2h0&list=PLq8wAnVUcTFX4E2NplMvJfqlcgAeF_BxK&index=33