Java File get root directory

import java.io.File;

public class Main {
  public static void main(String[] args) {
    File[] roots = File.listRoots();
    System.out.println("Root directories:");
    for (File f : roots) {
      System.out.println(f.getPath());
    }/*from  w w  w  .  j  a v  a  2  s. c  o  m*/
  }
}