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import java.awt.BorderLayout;
import javax.swing.DefaultCellEditor;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.TableCellEditor;
public class MainClass {
public static void main(String args[]) {
String rows[][] = { { "A", "a" }, { "B", "b" }, { "E", "e" } };
String headers[] = { "Upper", "Lower" };
JComboBox comboBox = new JComboBox(rows[0]);
comboBox.setMaximumRowCount(4);
TableCellEditor editor = new DefaultCellEditor(comboBox);
JFrame frame = new JFrame("JTable Anatomy");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JTable table = new JTable(new DefaultTableModel(rows, headers));
table.getColumnModel().getColumn(1).setCellEditor(editor);
JScrollPane scrollPane = new JScrollPane(table);
frame.add(scrollPane, BorderLayout.CENTER);
frame.setSize(300, 150);
frame.setVisible(true);
}
}
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