Hello !!!!!! I have a list of report(already persist in database), and I want to display them on a jsf page with selectManyCheckbox.But when I want to acces to the page I have this exception :
Exception during request processing: javax.servlet.ServletException: Expected a child component type of UISelectItem/UISelectItems for component type javax.faces.SelectMany(j_id28). Found null. My jsf page : | <html xmlns="http://www.w3.org/1999/xhtml"; | xmlns:ui="http://java.sun.com/jsf/facelets"; | xmlns:h="http://java.sun.com/jsf/html"; | xmlns:f="http://java.sun.com/jsf/core";> | | <body> | | <ui:composition template="templates/client.xhtml"> | | <ui:define name="servicesclients"> | | <h:form> | | <h:selectManyCheckbox value="#{reports}"> | <f:selectItems itemValue="#{reporte}" var="rep" itemLabel="#{rep.descReport}"/> | </h:selectManyCheckbox> | | | | </h:form> | | | </ui:define> | | </ui:composition> | | </body> | </html> | My entity : | | @Entity | @Name("Report") | public class Report implements Serializable { | | @Id | @GeneratedValue(strategy = GenerationType.AUTO) | private Long reportId; | private String repName; | private String descReport; | | /** | *Creates the foreign key in relation to the category table | */ | @OneToMany (mappedBy = "reportId") | private List<Category> categories; | | /** | *Creates the foreign key in relation to the ContactReportBinder table | */ | @ManyToOne | @JoinColumn (name = "binderId_fk") | private ContactReportBinder binderId; | | /** Creates a new instance of Report */ | public Report() { | } | | Then Getters and setters | and My Bean : | @Stateless | @Name("ReportManager") | @Scope(CONVERSATION) | public class ReportManager implements com.pingwy.web.front.ReportManagerLocal, Serializable { | | /** | * Creates a new instance of ReportManager | */ | | @In | private EntityManager em; | | @DataModel @Out(required = false) private List<Report> reports; | | @DataModelSelection @Out(required = false) @In(required = false) SelectItem reporte; | | @Factory("reports") | public List<Report> getReports() { | | | return em.createQuery("select r from Report r").getResultList(); | | } | | public void setReports(List<Report> reports) { | | this.reports = reports; | } | | | | public SelectItem getReporte() { | return reporte; | } | | Thanks for your help in advance. Yohann View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4077633#4077633 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4077633 _______________________________________________ jboss-user mailing list [email protected] https://lists.jboss.org/mailman/listinfo/jboss-user
