Kreiranje nova papka i renaming

import java.io.*;
import java.io.File;

public class Main {
    public static void main(String[] args) throws IOException {
    File file=new File("pom.txt");
    //kreiranje nov direktorium
        file.mkdir();
        file.mkdirs(); //rekurziven povik
        file.renameTo(new File("pom"));
    }


}