public class Person {
	private int height;
	private int weight;
	private String name;
	private Size size;

	public Person(int w, int h, String name, Size size) {
		weight = w;
		height = h;
		this.name = name;
		this.size = size;
	}

	public Size getSize() {
		return this.size;
	}

	public String toString() {
		return name +"(h=" + height + ",w=" + weight + ",size=" + size +")";
	}
}

public enum Size {
	XS,
	S,
	M,
	L,
	XL
}
import java.awt.Color;
import java.awt.Component;

import javax.swing.DefaultListCellRenderer;
import javax.swing.JList;

public class CellRendererPaint extends DefaultListCellRenderer {

	 private static final long serialVersionUID = 1L;

     public Component getListCellRendererComponent(JList<?> list, Object value, int index, boolean isSelected,
             boolean cellHasFocus) {
         Person p = (Person) value;
         Component c = super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
         if(p.getSize() == Size.XS) c.setBackground(Color.GREEN);
         else if(p.getSize() == Size.XL) c.setBackground(Color.RED);
         return c;

     }
}
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Vector;

import javax.swing.DefaultListCellRenderer;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.ListCellRenderer;
import javax.swing.ListSelectionModel;
import javax.swing.border.TitledBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import java.awt.Component;

import javafx.scene.layout.Border;

public class Program {

	public static void main(String[] args) {
		List<Person> persons = new ArrayList<Person>();
		DefaultListModel<Person> listModel = new DefaultListModel<>();
		JList<Person> personList;


		JFrame f = new JFrame("PERSONS");
		f.setLayout(new GridLayout(3,1,0,5));

		//panel1 + JList
		JPanel panel1 = new JPanel();
		panel1.setLayout(new BorderLayout());
		personList = new JList<>(listModel);
		panel1.add(new JScrollPane(personList,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED),
				BorderLayout.CENTER);
		//
		f.add(panel1);
		personList.setCellRenderer(new CellRendererPaint());

		//panel2
		JPanel panel2 = new JPanel();
		panel2.setLayout(new GridLayout(2,1,0,5));
		JSlider s1 = new JSlider(JSlider.HORIZONTAL,100,200,150);
		JSlider s2 = new JSlider(JSlider.HORIZONTAL,40,120,60);
		s1.setName("Height");
		s1.setMajorTickSpacing(10);
		s1.setPaintLabels(true);
		s1.setBorder(new TitledBorder("Height[cm]"));
		s2.setName("Weight");
		s2.setMajorTickSpacing(10);
		s2.setPaintLabels(true);
		s2.setBorder(new TitledBorder("Weight[kg]"));
		s1.setPaintTicks(true);
		s2.setPaintTicks(true);
		panel2.add(s1,BorderLayout.CENTER);
		panel2.add(s2,BorderLayout.CENTER);
		//
		f.add(panel2);

		//panel3
		Size[] sizes = Size.values();
		JPanel panel3 = new JPanel();
		panel3.setLayout(new FlowLayout());
		JTextField namet = new JTextField();
		namet.setPreferredSize(new Dimension(160, 20));
		JLabel namel = new JLabel("Name:");
		JLabel sizel = new JLabel("Size:");
		panel3.add(namel,BorderLayout.CENTER);
		panel3.add(namet, BorderLayout.CENTER);
		panel3.add(sizel,BorderLayout.CENTER);
		JComboBox box = new JComboBox(sizes);
		panel3.add(box);
		JButton person = new JButton("Add Person");
		JButton exit = new JButton("Exit");
		panel3.add(person);
		panel3.add(exit);
		//
		f.add(panel3);

		person.addActionListener(new ActionListener() {

			@Override
			public void actionPerformed(ActionEvent e) {
				String name = namet.getText();
				Size size = (Size) box.getSelectedItem();
				int weight = s2.getValue();
				int height = s1.getValue();
				Person p = new Person(weight,height,name,size);
				listModel.addElement(p);

			}
		});

		exit.addActionListener(new ActionListener() {

			@Override
			public void actionPerformed(ActionEvent e) {
				System.exit(0);
			}
		});




		f.pack();
		f.setSize(500,350);
		f.setVisible(true);
		f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

	}
}