Change TitledBorder Justification in Java

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import java.awt.Container;
import java.awt.GridLayout;

import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.border.TitledBorder;

public class Main {
  public static void main(String args[]) {
    JFrame frame = new JFrame("Justified Titled Borders");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    
    TitledBorder leftBorder = BorderFactory.createTitledBorder("Left");
    leftBorder.setTitleJustification(TitledBorder.LEFT);
    
    JButton leftButton = new JButton();
    leftButton.setBorder(leftBorder);
    
    TitledBorder rightBorder = BorderFactory.createTitledBorder("Right");
    rightBorder.setTitleJustification(TitledBorder.RIGHT);
    
    JButton rightButton = new JButton();
    rightButton.setBorder(rightBorder);
    
    TitledBorder centerBorder = BorderFactory.createTitledBorder("Center");
    centerBorder.setTitleJustification(TitledBorder.CENTER);
    
    JButton centerButton = new JButton();
    centerButton.setBorder(centerBorder);
    Container contentPane = frame.getContentPane();
    contentPane.setLayout(new GridLayout(3, 1));
    contentPane.add(leftButton);
    contentPane.add(rightButton);
    contentPane.add(centerButton);
    frame.setSize(300, 200);
    frame.setVisible(true);
  }
}