JAVA program JTree as displaying a real tree upside down

 JAVA program JTree as displaying a real tree upside down

Source code :

/* 
JAVA program JTree as displaying a real tree upside down
 */

import javax.swing.*;
import javax.swing.tree.*;

public class TreeComponent {
    public static void main(String[] args) {
        JFrame frame = new JFrame("Creating a JTree Component!");
        DefaultMutableTreeNode parent = new DefaultMutableTreeNode("Color", true);
        DefaultMutableTreeNode black = new DefaultMutableTreeNode("Black");
        DefaultMutableTreeNode blue = new DefaultMutableTreeNode("Blue");
        DefaultMutableTreeNode nBlue = new DefaultMutableTreeNode("Navy Blue");
        DefaultMutableTreeNode dBlue = new DefaultMutableTreeNode("Dark Blue");
        DefaultMutableTreeNode green = new DefaultMutableTreeNode("Green");
        DefaultMutableTreeNode white = new DefaultMutableTreeNode("White");
        parent.add(black);
        parent.add(blue);
        blue.add(nBlue);
        blue.add(dBlue);
        parent.add(green );
        parent.add(white);
        JTree tree = new JTree(parent);
        frame.add(tree);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setUndecorated(true);
        frame.getRootPane().setWindowDecorationStyle(JRootPane.PLAIN_DIALOG);
        frame.setSize(200,200);
        frame.setVisible(true);
  }
}