Java by API/javax.swing.filechooser/FileSystemView

FileSystemView: getDefaultDirectory()

 
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileSystemView;
public class Main {
  public static void main(String[] args) {
    JFileChooser chooser = new JFileChooser();
    FileSystemView view = chooser.getFileSystemView();
    System.out.println("The default directory is " + view.getDefaultDirectory());
  }
}

FileSystemView: getHomeDirectory()

 
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileSystemView;
public class Main {
  public static void main(String[] args) {
    JFileChooser chooser = new JFileChooser();
    FileSystemView view = chooser.getFileSystemView();
    System.out.println("The home directory is " + view.getHomeDirectory());
  }
}

FileSystemView: getRoots()

 
import java.io.File;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileSystemView;
public class Main {
  public static void main(String[] args) {
    JFileChooser chooser = new JFileChooser();
    FileSystemView view = chooser.getFileSystemView();
    System.out.println("The roots of this filesystem are: ");
    File[] roots = view.getRoots();
    for (int i = 0; i < roots.length; i++) {
      System.out.println("  " + roots[i]);
    }
  }
}