import java.awt.Component;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JComponent;
public class CustomizableMessageDialog {
public CustomizableMessageDialog(Component comp, String message){
String txt = "" + message + "";
JLabel label = new JLabel(txt);
JOptionPane.showMessageDialog(comp, label);
}
public static void main(String[] args) {
new CustomizableMessageDialog(null, "Dies ist ein
zentrierter Text");
}
}