DataTable - Complex

<h:form id="form">

    <p:dataTable var="car" value="#{tableBean.cars}" rowKey="#{car.model}" paginator="true" rows="10"
                selection="#{tableBean.selectedCar}" selectionMode="single" filteredValue="#{tableBean.filteredCars}" id="carsTable">

        <p:ajax event="rowSelect" update=":form:display" oncomplete="carDialog.show()" />

        <f:facet name="header">
            List of Cars
        </f:facet>

        <p:column headerText="Model" sortBy="model" filterBy="model" id="model">
            #{car.model}
        </p:column>

        <p:column headerText="Year" sortBy="year" filterBy="year" id="year">
            #{car.year}
        </p:column>

        <p:column headerText="Manufacturer" sortBy="manufacturer" filterBy="manufacturer" id="manufacturer">
            #{car.manufacturer}
        </p:column>

        <p:column headerText="Color" sortBy="color" filterBy="color" id="color">
            #{car.color}"
        </p:column>

    </p:dataTable>

    <p:dialog header="Car Detail" widgetVar="carDialog" resizable="false"
              width="200" showEffect="explode" hideEffect="explode">

        <h:panelGrid id="display" columns="2" cellpadding="4">

            <f:facet name="header">
                <p:graphicImage value="/images/cars/#{tableBean.selectedCar.manufacturer}.jpg"/>
            </f:facet>

            <h:outputText value="Model:" />
            <h:outputText value="#{tableBean.selectedCar.model}" id="model"/>

            <h:outputText value="Year:" />
            <h:outputText value="#{tableBean.selectedCar.year}" id="year"/>

            <h:outputText value="Manufacturer:" />
            <h:outputText value="#{tableBean.selectedCar.manufacturer}" id="manufacturer"/>

            <h:outputText value="Color:" />
            <h:outputText value="#{tableBean.selectedCar.color}" id="color"/>
        </h:panelGrid>
    </p:dialog>

</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 {

	private final static String[] colors;

	private final static String[] manufacturers;

	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 List<Car> filteredCars;

	private List<Car> cars;

	private Car selectedCar;

	private Car[] selectedCars;

	public TableBean() {
		cars = new ArrayList<Car>();
		
		populateRandomCars(cars, 50);
	}

	public Car getSelectedCar() {
		return selectedCar;
	}

	public void setSelectedCar(Car selectedCar) {
		this.selectedCar = selectedCar;
	}

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

	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);
	}

    public List<Car> getFilteredCars() {
        return filteredCars;
    }

    public void setFilteredCars(List<Car> filteredCars) {
        this.filteredCars = filteredCars;
    }

    public List<Car> getCars() {
        return cars;
    }
}
                    

package org.primefaces.examples.view;

import java.io.Serializable;
import java.util.List;
import javax.faces.model.ListDataModel;
import org.primefaces.examples.domain.Car;
import org.primefaces.model.SelectableDataModel;

public class CarDataModel extends ListDataModel<Car> implements SelectableDataModel<Car>, Serializable {  

    public CarDataModel() {
    }

    public CarDataModel(List<Car> data) {
        super(data);
    }
    
    @Override
    public Car getRowData(String rowKey) {
        //In a real app, a more efficient way like a query by rowKey should be implemented to deal with huge data
        
        List<Car> cars = (List<Car>) getWrappedData();
        
        for(Car car : cars) {
            if(car.getModel().equals(rowKey))
                return car;
        }
        
        return null;
    }

    @Override
    public Object getRowKey(Car car) {
        return car.getModel();
    }
}