# JTableSimpleExample.java Simple table that takes column names and data from arrays of Strings.
import java.awt.*;
import javax.swing.*;
/** Simple JTable example that uses a String array for the
* table header and table data.
*
*/
public class JTableSimpleExample extends JFrame {
public static void main(String[] args) {
new JTableSimpleExample();
}
private final int COLUMNS = 4;
private final int ROWS = 15;
private JTable sampleJTable;
public JTableSimpleExample() {
super("Creating a Simple JTable");
WindowUtilities.setNativeLookAndFeel();
addWindowListener(new ExitListener());
Container content = getContentPane();
String[] columnNames = buildColumnNames(COLUMNS);
String[][] tableCells = buildTableCells(ROWS, COLUMNS);
sampleJTable = new JTable(tableCells, columnNames);
JScrollPane tablePane = new JScrollPane(sampleJTable);
content.add(tablePane, BorderLayout.CENTER);
setSize(450,150);
setVisible(true);
}
private String[] buildColumnNames(int columns) {
String[] header = new String[columns];
for(int i=0; i