DataTable - Sorting

<h:form>

    <p:dataTable id="dataTable" var="car" value="#{tableBean.carsSmall}">
        <f:facet name="header">
            Ajax Sorting
        </f:facet>

        <p:column sortBy="model" headerText="Model">
            <h:outputText value="#{car.model}" />
        </p:column>

        <p:column sortBy="year" headerText="Year">
            <h:outputText value="#{car.year}" />
        </p:column>

        <p:column sortBy="manufacturer" headerText="Manufacturer">
            <h:outputText value="#{car.manufacturer}" />
        </p:column>

        <p:column sortBy="color" headerText="Color">
            <h:outputText value="#{car.color}" />
        </p:column>
    </p:dataTable>

</h:form>
                    

package org.primefaces.examples.view;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;

import org.primefaces.examples.domain.Car;

public class TableBean implements Serializable {

	static {
		colors = new String[10];
		colors[0] = "Black";
		colors[1] = "White";
		colors[2] = "Green";
		colors[3] = "Red";
		colors[4] = "Blue";
		colors[5] = "Orange";
		colors[6] = "Silver";
		colors[7] = "Yellow";
		colors[8] = "Brown";
		colors[9] = "Maroon";

		manufacturers = new String[10];
		manufacturers[0] = "Mercedes";
		manufacturers[1] = "BMW";
		manufacturers[2] = "Volvo";
		manufacturers[3] = "Audi";
		manufacturers[4] = "Renault";
		manufacturers[5] = "Opel";
		manufacturers[6] = "Volkswagen";
		manufacturers[7] = "Chrysler";
		manufacturers[8] = "Ferrari";
		manufacturers[9] = "Ford";
	}

    private final static String[] colors;

	private final static String[] manufacturers;

	private List<Car> carsSmall;

	public TableBean() {
		carsSmall = new ArrayList<Car>();

		populateRandomCars(cars, 9);
	}

	private void populateRandomCars(List<Car> list, int size) {
		for(int i = 0 ; i < size ; i++)
			list.add(new Car(getRandomModel(), getRandomYear(), getRandomManufacturer(), getRandomColor()));
	}

	public List<Car> getCarsSmall() {
		return carsSmall;
	}

	private int getRandomYear() {
		return (int) (Math.random() * 50 + 1960);
	}

	private String getRandomColor() {
		return colors[(int) (Math.random() * 10)];
	}

	private String getRandomManufacturer() {
		return manufacturers[(int) (Math.random() * 10)];
	}

	private String getRandomModel() {
		return UUID.randomUUID().toString().substring(0, 8);
	}
}