Set the content of the label horizontally and vertically centered in Java

To simply set the content of the label horizontally and vertically centered, use the constant CENTER.

JLabel label = new JLabel("Best IDE", JLabel.CENTER);

The following is an example to set the content of the lable horizontally and verticaly centered −

Example

package my;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextArea;
import javax.swing.WindowConstants;
public class SwingDemo {
   public static void main(String[] args) {
      JFrame frame = new JFrame("Frame");
      frame.setLayout(new FlowLayout());
      JLabel label = new JLabel("Best IDE", JLabel.CENTER);
      label.setPreferredSize(new Dimension(190, 100));
      label.setOpaque(true);
      label.setBackground(Color.darkGray);
      label.setForeground(Color.WHITE);
      Font font = new Font("Serif", Font.BOLD, 18);
      label.setFont(font);
      JTextArea text = new JTextArea();
      text.setText("EclipseIDE");
      font = new Font("Serif", Font.BOLD, 14);
      text.setFont(font);
      frame.add(label);
      frame.add(text);
      frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
      frame.setSize(500, 300);
      frame.setVisible(true);
   }
}

Output