import javax.swing.*;
import javax.swing.table.*;
import java.awt.*;

public class SetColumnHeader{
	public static void main(String[] args) {
		new SetColumnHeader();
	}
	public SetColumnHeader(){
		JFrame frame = new JFrame("Setting the Column Header!");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		JPanel panel = new JPanel();
		String data[][] = {{"100","Vinod","programmer","5000"},{"101","Deepak","Content Writer","20000"},{"102","Noor","Techniqual Writer","30000"},{"104","Rinku","PHP programar","25000"}};
		String col[] = {"Emp_Id","Emp_name","Emp_depart","Emp_sal"};
		DefaultTableModel model = new DefaultTableModel(data,col);
		JTable table = new JTable(model);
		JTableHeader header = table.getTableHeader();
		header.setBackground(Color.yellow);
		JScrollPane pane = new JScrollPane(table);
		panel.add(pane);
		frame.add(panel);
		frame.setUndecorated(true);
		frame.getRootPane().setWindowDecorationStyle(JRootPane.PLAIN_DIALOG);
		frame.setSize(460,200);
		frame.setVisible(true);		
	}
}