Using JSF with Entity Relationships - EJB 3.0 Database Persistence with Oracle Fusion Middleware 11g - page 350

The view.backing.Article class is listed as follows:
package view.backing;
import model.*;
import java.util.ArrayList;
import java.util.List;
import javax.faces.model.SelectItem;
import javax.faces.component.UISelectItems;
import javax.faces.component.html.HtmlCommandButton;
import javax.faces.component.html.HtmlForm;
import javax.faces.component.html.HtmlInputText;
import javax.faces.component.html.HtmlOutputFormat;
import javax.faces.component.html.HtmlOutputLabel;
import javax.faces.component.html.HtmlPanelGrid;
import javax.faces.component.html.HtmlSelectOneMenu;
import javax.naming.InitialContext;
import javax.naming.NamingException;
public class Article {
private HtmlForm form1;
private HtmlOutputFormat outputFormat1;
private HtmlPanelGrid panelGrid1;
private HtmlOutputLabel outputLabel1;
private HtmlInputText inputText1;
private HtmlOutputLabel outputLabel2;
private HtmlInputText inputText2;
private HtmlOutputLabel outputLabel3;
private HtmlInputText inputText3;
private HtmlOutputLabel outputLabel4;
private HtmlSelectOneMenu selectOneMenu1;
private UISelectItems selectItems1;
private HtmlOutputLabel outputLabel5;
private HtmlSelectOneMenu selectOneMenu2;
private UISelectItems selectItems2;
private HtmlCommandButton commandButton1;
private ArrayList<SelectItem> sectionItems;
private ArrayList<SelectItem> editionItems;
private String sectionItem;
private String editionItem;
public Article() {
getAllEditions();
getAllSections();
}