DevOps, CI/CD and Automation

import java.awt.*;
import java.math.BigInteger;
import java.util.Arrays;
import java.util.Comparator;

import javax.swing.*;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

public class ColorList {

    public static void main(String[] args) {
	SwingUtilities.invokeLater(new Runnable() {

	    @Override
	    public void run() {
		new ColorList().createGUI();
	    }
	});
    }

    private void createGUI() {
	String[][] array = getArray();
	// sort the array as you wish
	Arrays.sort(array, new Comparator<String[]>() {

	    @Override
	    public int compare(String[] o1, String[] o2) {
		return o1[1].compareTo(o2[1]);
	    }

	});
	// create the JList
	final JList list = new JList(array);
	// set some adequate renderer
	list.setCellRenderer(new DefaultListCellRenderer() {
	    private static final long serialVersionUID = 1L;

	    @Override
	    public Component getListCellRendererComponent(JList list,
		    Object value, int index, boolean isSelected,
		    boolean cellHasFocus) {
		DefaultListCellRenderer renderer = (DefaultListCellRenderer) super
			.getListCellRendererComponent(list, value, index,
				isSelected, cellHasFocus);
		renderer.setText(((String[]) value)[1]);
		int color = new BigInteger(((String[]) value)[0], 16)
			.intValue();
		renderer.setBackground(new Color(color));
		renderer.setForeground(new Color(0xFFFFFFFF ^ color));
		return renderer;
	    }
	});
	final JLabel demoLabel = new JLabel(
		"Display this text in the selected color", JLabel.CENTER);
	list.addListSelectionListener(new ListSelectionListener() {

	    @Override
	    public void valueChanged(ListSelectionEvent e) {
		String[] selected = (String[]) list.getSelectedValue();
		demoLabel.setForeground(new Color(new BigInteger(selected[0],
			16).intValue()));
	    }
	});

	JFrame frame = new JFrame("ColorList");
	frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	frame.add(new JScrollPane(list), BorderLayout.LINE_START);
	frame.add(demoLabel, BorderLayout.CENTER);
	frame.pack();
	frame.setLocationRelativeTo(null);
	frame.setVisible(true);
    }

    private String[][] getArray() {
	return new String[][] {

	{ "000000", "Black" },

	{ "000080", "Navy Blue" },

	{ "0000C8", "Dark Blue" },

	{ "0000FF", "Blue" },

	{ "000741", "Stratos" },

	{ "00FF00", "Green" },

	{ "FF0000", "Red" },

	{ "FFFFF0", "Ivory" },

	{ "FFFFFF", "White" }

	};

    }

}