Primefaces dateTable sortby ne marche pas !

**ZeRo0Cold** · 27/08/2015, 17h05

bonjour a tous

j'ai un problème avec la fonction sortBy, quand je clic pour trié ne marche pas et mon dataTable marche bien et affiche tout !!

voila console :

Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_
Info: Hibernate: select categorie0_.idCategorie as idCatego1_1_, categorie0_.descriptionCategorie as descript2_1_, categorie0_.quantite as quantite3_1_ from dbsalama.categorie categorie0_

voila vue xhtml

Code :

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<body>
        <ui:composition template="./../template.xhtml">
 
            <ui:define name="content">
                <p:growl id="msgs" showDetail="true" />
                <h:form>
                    <p:commandButton id="btnCategorieCreate" update=":formCreate" oncomplete="PF('dialogCategorieCreate').show()" icon="ui-icon-plus" title="create" value="Créer"/>
                </h:form>
                <h:form id="formDataTable">
                    <p:commandButton value="Export as PDF" ajax="false" >
                        <p:dataExporter type="pdf" target="basicDT" fileName="demande"/>
                    </p:commandButton>
                    <p:dataTable id="basicDT" var="categorie" value="#{categorieBean.categories}"
                                 paginator="true" rows="10"
                                 paginatorTemplate="{CurrentPageReport}  {FirstPageLink} {PreviousPageLink} {PageLinks} {NextPageLink} {LastPageLink} {RowsPerPageDropdown}"
                                 rowsPerPageTemplate="5,10,15" paginatorPosition="bottom">
                        <f:facet name="header">
                            Liste des catégories
                        </f:facet>
                        <p:column headerText="Description" sortBy="#{categorie.descriptionCategorie}">
                            <h:outputText value="#{categorie.descriptionCategorie}" />
                        </p:column>
                        <p:column headerText="Quantité">
                            <h:outputText value="#{categorie.quantite}" />
                        </p:column>
                        <p:column style="width:5%;">
                            <p:commandButton id="btnUpdate" update=":formUpdate" oncomplete="PF('dialogCategorieUpdate').show()" icon="ui-icon-search" title="Modifier">
                                <f:setPropertyActionListener value="#{categorie}" target="#{categorieBean.selectedCategorie}" />
                            </p:commandButton>
                            <p:commandButton id="btnDelete" update=":formDelete" oncomplete="PF('dialogCategorieDelete').show()" icon="ui-icon-trash" title="supprimer">
                                <f:setPropertyActionListener value="#{categorie}" target="#{categorieBean.selectedCategorie}" />
                            </p:commandButton>
                        </p:column>
                    </p:dataTable>
                </h:form>

et voila class bean :

Code :

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import javax.inject.Named;
import javax.enterprise.context.RequestScoped;
@Named(value = "categorieBean")
@RequestScoped
public class CategorieBean {
@PostConstruct
    public void init() {
        selectedCategorie = new Categorie();
        newCategorie = new Categorie();
    }
public List<Categorie> getCategories() {
        CategorieDao categorieDao = new CategorieDaoImpl();
        this.categories = categorieDao.findAll();
        return categories;
    }
}