import java.awt.GridLayout;
import javax.swing.JFrame;
import javax.swing.JTextField;
public class MainClass {
public static void main(final String args[]) {
JFrame frame = new JFrame("Alignment Example");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setLayout(new GridLayout(0, 1));
JTextField textField = new JTextField("Left");
textField.setHorizontalAlignment(JTextField.LEFT);
frame.add(textField);
textField = new JTextField("Center");
textField.setHorizontalAlignment(JTextField.CENTER);
frame.add(textField);
textField = new JTextField("Right");
textField.setHorizontalAlignment(JTextField.RIGHT);
frame.add(textField);
textField = new JTextField("Leading");
textField.setHorizontalAlignment(JTextField.LEADING);
frame.add(textField);
textField = new JTextField("Trailing");
textField.setHorizontalAlignment(JTextField.TRAILING);
frame.add(textField);
frame.pack();
frame.setSize(250, (int) frame.getSize().getHeight());
frame.setVisible(true);
}
}