How to add a title to an existing line border in Java?

Here, we will see how to add a title to an existing Line border. Let’s say we have a label and the border is to be set −

LineBorder linedBorder = new LineBorder(Color.blue);
TitledBorder titledBorder = BorderFactory.createTitledBorder(linedBorder, "Demo Title");
JLabel label = new JLabel();
label.setBorder(titledBorder);

The following is an example to add a title to an existing line border −

Example

package my;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Container;
import javax.swing.BorderFactory;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.border.LineBorder;
import javax.swing.border.TitledBorder;
public class SwingDemo {
   public static void main(String args[]) {
      JFrame frame = new JFrame("Demo");
      frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
      LineBorder linedBorder = new LineBorder(Color.blue);
      TitledBorder titledBorder = BorderFactory.createTitledBorder(linedBorder, "Demo Title");
      JLabel label = new JLabel();
      label.setBorder(titledBorder);
      Container contentPane = frame.getContentPane();
      contentPane.add(label, BorderLayout.CENTER);
      frame.setSize(550, 300);
      frame.setVisible(true);
   }
}

Output