import java.awt.BorderLayout;
import javax.swing.JFrame;
import javax.swing.JList;
import javax.swing.JScrollPane;
public class MainClass {
public static void main(final String args[]) {
String labels[] = { "A", "B", "C", "D", "E" };
JFrame frame = new JFrame("Sizing Samples");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JList jlist1 = new JList(labels);
jlist1.setVisibleRowCount(4);
JScrollPane scrollPane1 = new JScrollPane(jlist1);
frame.add(scrollPane1, BorderLayout.NORTH);
frame.setSize(300, 350);
frame.setVisible(true);
}
}