Bonjour tout le monde.
Je développe un projet sur Netbeans 8 et je me confronte à des erreurs que je ne comprend pas.
Je tiens tout d'abord à préciser que c'est mon premier projet java ee car les autres que j'ai fait étaient déjà structuré et il fallait juste faire du copier/coller.
Comme je le disais j'ai une base de donnée relationnelle qui stocke les informations des étudiants. Dans cette base de donnée j'ai une table etudiant dont la classe entité qui la représente est la suivante:
Etudiant.javaJ'ai donc aussi créé un session bean stateless EtudiantManager:
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322 /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package enitities; import java.io.Serializable; import java.util.Collection; import java.util.Date; import javax.persistence.Basic; import javax.persistence.CascadeType; import javax.persistence.Column; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.GenerationType; import javax.persistence.Id; import javax.persistence.JoinColumn; import javax.persistence.ManyToOne; import javax.persistence.NamedQueries; import javax.persistence.NamedQuery; import javax.persistence.OneToMany; import javax.persistence.Table; import javax.persistence.Temporal; import javax.persistence.TemporalType; import javax.validation.constraints.NotNull; import javax.validation.constraints.Size; import javax.xml.bind.annotation.XmlRootElement; import javax.xml.bind.annotation.XmlTransient; /** * * @author La Nokims */ @Entity @Table(name = "etudiant") @XmlRootElement @NamedQueries({ @NamedQuery(name = "Etudiant.findAll", query = "SELECT e FROM Etudiant e"), @NamedQuery(name = "Etudiant.findByIdEtudiant", query = "SELECT e FROM Etudiant e WHERE e.idEtudiant = :idEtudiant"), @NamedQuery(name = "Etudiant.findByNom", query = "SELECT e FROM Etudiant e WHERE e.nom = :nom"), @NamedQuery(name = "Etudiant.findByPrenom", query = "SELECT e FROM Etudiant e WHERE e.prenom = :prenom"), @NamedQuery(name = "Etudiant.findByDateNaiss", query = "SELECT e FROM Etudiant e WHERE e.dateNaiss = :dateNaiss"), @NamedQuery(name = "Etudiant.findByNumCNI", query = "SELECT e FROM Etudiant e WHERE e.numCNI = :numCNI"), @NamedQuery(name = "Etudiant.findByDateDelivCNI", query = "SELECT e FROM Etudiant e WHERE e.dateDelivCNI = :dateDelivCNI"), @NamedQuery(name = "Etudiant.findByAdrMail", query = "SELECT e FROM Etudiant e WHERE e.adrMail = :adrMail"), @NamedQuery(name = "Etudiant.findByProfession", query = "SELECT e FROM Etudiant e WHERE e.profession = :profession"), @NamedQuery(name = "Etudiant.findBySociete", query = "SELECT e FROM Etudiant e WHERE e.societe = :societe"), @NamedQuery(name = "Etudiant.findByNumTel", query = "SELECT e FROM Etudiant e WHERE e.numTel = :numTel"), @NamedQuery(name = "Etudiant.findByNumFiche", query = "SELECT e FROM Etudiant e WHERE e.numFiche = :numFiche"), @NamedQuery(name = "Etudiant.findByMontantAttrib", query = "SELECT e FROM Etudiant e WHERE e.montantAttrib = :montantAttrib"), @NamedQuery(name = "Etudiant.findByDepotDossier", query = "SELECT e FROM Etudiant e WHERE e.depotDossier = :depotDossier"), @NamedQuery(name = "Etudiant.findByRetraitPermis", query = "SELECT e FROM Etudiant e WHERE e.retraitPermis = :retraitPermis")}) public class Etudiant implements Serializable { private static final long serialVersionUID = 1L; @Id @GeneratedValue(strategy = GenerationType.IDENTITY) @Basic(optional = false) @Column(name = "idEtudiant") private Integer idEtudiant; @Basic(optional = false) @NotNull @Size(min = 1, max = 45) @Column(name = "nom") private String nom; @Basic(optional = false) @NotNull @Size(min = 1, max = 45) @Column(name = "prenom") private String prenom; @Basic(optional = false) @NotNull @Column(name = "dateNaiss") @Temporal(TemporalType.DATE) private Date dateNaiss; @Basic(optional = false) @NotNull @Size(min = 1, max = 20) @Column(name = "numCNI") private String numCNI; @Basic(optional = false) @NotNull @Column(name = "dateDelivCNI") @Temporal(TemporalType.DATE) private Date dateDelivCNI; @Size(max = 45) @Column(name = "adrMail") private String adrMail; @Size(max = 45) @Column(name = "profession") private String profession; @Size(max = 45) @Column(name = "societe") private String societe; @Basic(optional = false) @NotNull @Size(min = 1, max = 45) @Column(name = "numTel") private String numTel; @Basic(optional = false) @NotNull @Size(min = 1, max = 45) @Column(name = "numFiche") private String numFiche; @Basic(optional = false) @NotNull @Column(name = "montantAttrib") private int montantAttrib; @Basic(optional = false) @NotNull @Column(name = "depotDossier") private boolean depotDossier; @Basic(optional = false) @NotNull @Column(name = "retraitPermis") private boolean retraitPermis; @OneToMany(cascade = CascadeType.ALL, mappedBy = "etudiantidEtudiant") private Collection<Paiement> paiementCollection; @JoinColumn(name = "agence_idAgence", referencedColumnName = "idAgence") @ManyToOne(optional = false) private Agence agenceidAgence; @JoinColumn(name = "formation_idFormation", referencedColumnName = "idFormation") @ManyToOne(optional = false) private Formation formationidFormation; @JoinColumn(name = "sessionexam_idSessionExam", referencedColumnName = "idSessionExam") @ManyToOne(optional = false) private Sessionexam sessionexamidSessionExam; public Etudiant() { } public Etudiant(Integer idEtudiant) { this.idEtudiant = idEtudiant; } public Etudiant(Integer idEtudiant, String nom, String prenom, Date dateNaiss, String numCNI, Date dateDelivCNI, String numTel, String numFiche, int montantAttrib, boolean depotDossier, boolean retraitPermis) { this.idEtudiant = idEtudiant; this.nom = nom; this.prenom = prenom; this.dateNaiss = dateNaiss; this.numCNI = numCNI; this.dateDelivCNI = dateDelivCNI; this.numTel = numTel; this.numFiche = numFiche; this.montantAttrib = montantAttrib; this.depotDossier = depotDossier; this.retraitPermis = retraitPermis; } public Integer getIdEtudiant() { return idEtudiant; } public void setIdEtudiant(Integer idEtudiant) { this.idEtudiant = idEtudiant; } public String getNom() { return nom; } public void setNom(String nom) { this.nom = nom; } public String getPrenom() { return prenom; } public void setPrenom(String prenom) { this.prenom = prenom; } public Date getDateNaiss() { return dateNaiss; } public void setDateNaiss(Date dateNaiss) { this.dateNaiss = dateNaiss; } public String getNumCNI() { return numCNI; } public void setNumCNI(String numCNI) { this.numCNI = numCNI; } public Date getDateDelivCNI() { return dateDelivCNI; } public void setDateDelivCNI(Date dateDelivCNI) { this.dateDelivCNI = dateDelivCNI; } public String getAdrMail() { return adrMail; } public void setAdrMail(String adrMail) { this.adrMail = adrMail; } public String getProfession() { return profession; } public void setProfession(String profession) { this.profession = profession; } public String getSociete() { return societe; } public void setSociete(String societe) { this.societe = societe; } public String getNumTel() { return numTel; } public void setNumTel(String numTel) { this.numTel = numTel; } public String getNumFiche() { return numFiche; } public void setNumFiche(String numFiche) { this.numFiche = numFiche; } public int getMontantAttrib() { return montantAttrib; } public void setMontantAttrib(int montantAttrib) { this.montantAttrib = montantAttrib; } public boolean getDepotDossier() { return depotDossier; } public void setDepotDossier(boolean depotDossier) { this.depotDossier = depotDossier; } public boolean getRetraitPermis() { return retraitPermis; } public void setRetraitPermis(boolean retraitPermis) { this.retraitPermis = retraitPermis; } @XmlTransient public Collection<Paiement> getPaiementCollection() { return paiementCollection; } public void setPaiementCollection(Collection<Paiement> paiementCollection) { this.paiementCollection = paiementCollection; } public Agence getAgenceidAgence() { return agenceidAgence; } public void setAgenceidAgence(Agence agenceidAgence) { this.agenceidAgence = agenceidAgence; } public Formation getFormationidFormation() { return formationidFormation; } public void setFormationidFormation(Formation formationidFormation) { this.formationidFormation = formationidFormation; } public Sessionexam getSessionexamidSessionExam() { return sessionexamidSessionExam; } public void setSessionexamidSessionExam(Sessionexam sessionexamidSessionExam) { this.sessionexamidSessionExam = sessionexamidSessionExam; } @Override public int hashCode() { int hash = 0; hash += (idEtudiant != null ? idEtudiant.hashCode() : 0); return hash; } @Override public boolean equals(Object object) { // TODO: Warning - this method won't work in the case the id fields are not set if (!(object instanceof Etudiant)) { return false; } Etudiant other = (Etudiant) object; if ((this.idEtudiant == null && other.idEtudiant != null) || (this.idEtudiant != null && !this.idEtudiant.equals(other.idEtudiant))) { return false; } return true; } @Override public String toString() { return "enitities.Etudiant[ idEtudiant=" + idEtudiant + " ]"; } }
EtudiantManager.javaComme modèle, j'utilise un managed bean EtudiantMbean:
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139 /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package session; import enitities.Agence; import enitities.Etudiant; import enitities.Formation; import enitities.Sessionexam; import java.util.Date; import java.util.List; import javax.ejb.LocalBean; import javax.ejb.Stateless; import javax.persistence.EntityManager; import javax.persistence.PersistenceContext; import javax.persistence.Query; /** * * @author La Nokims */ @Stateless @LocalBean public class EtudiantManager { @PersistenceContext(unitName = "EtudiantAutoEcole-ejbPU") private EntityManager em; /** * Cette méthode pertmet d'ajouter un étudiant dont les caractéristiques * sont les suivants * * @param nom: le nom de l'étudiant * @param prenom: le prénom de l'étudiant * @param dateNaiss: la date de naissance de l'étudiant * @param numCNI: le numéro de la carte d'identité de l'étudiant * @param dateDelivCNI: la date de délivrance de la carte d'identité * @param numTel: le numéro de téléphone de l'étudiant * @param numFiche: le numéro de la fiche de l'étudiant * @param montantAttrib: le montant de paiement attribué à l'étudiant * @param depotDossier: le dépot ou non du dossier d'exament par l'étudiant * @param retraitPermis: le retrait ou non du permis de conduire par l'étudiant */ public void addEtudiant(String nom, String prenom, Date dateNaiss, String numCNI, Date dateDelivCNI, String numTel, String numFiche, int montantAttrib, boolean depotDossier, boolean retraitPermis){ Etudiant etudiant = new Etudiant(); etudiant.setNom(nom); etudiant.setPrenom(prenom); etudiant.setDateNaiss(dateNaiss); etudiant.setNumCNI(numCNI); etudiant.setDateDelivCNI(dateDelivCNI); etudiant.setNumTel(numTel); etudiant.setNumFiche(numFiche); etudiant.setMontantAttrib(montantAttrib); etudiant.setDepotDossier(depotDossier); etudiant.setRetraitPermis(retraitPermis); em.persist(etudiant); } public void addEtudiant(Etudiant etudiant){ em.persist(etudiant); } public List<Etudiant> listEtudiant(){ Query query = em.createNamedQuery("findAll"); return query.getResultList(); } public List<Etudiant> findByNomEtudiant(){ Query query = em.createNamedQuery("findByNom"); return query.getResultList(); } public List<Etudiant> findByPrenomEtudiant(){ Query query = em.createNamedQuery("findByPrenom"); return query.getResultList(); } public void removeEtudiant(Integer idEtudiant){ Query query = em.createNamedQuery("SELECT e FROM Etudiant e WHERE e.idEtudiant = idEtudiant"); query.getSingleResult(); em.remove(query); } public List<Etudiant> depotDossierEtudiant(){ Query query = em.createNamedQuery("findByDepotDossier"); return query.getResultList(); } public Etudiant updateNumTelEtudiant(String numTel, Etudiant etudiant) { etudiant.setNumTel(numTel); em.merge(etudiant); return etudiant; } public Etudiant updateDepotDossier(Boolean depotDossier, Etudiant etudiant) { etudiant.setDepotDossier(true); em.merge(etudiant); return etudiant; } public Etudiant updateRetraitPermis(Boolean retraitPermis, Etudiant etudiant) { etudiant.setRetraitPermis(true); em.merge(etudiant); return etudiant; } public Etudiant updateSociete(String societe, Etudiant etudiant){ etudiant.setSociete(societe); em.merge(etudiant); return etudiant; } public Etudiant updateSessionExam(Sessionexam sessionexamidSessionExam, Etudiant etudiant){ etudiant.setSessionexamidSessionExam(sessionexamidSessionExam); em.merge(etudiant); return etudiant; } public Etudiant updateFormation(Formation formationidFormation, Etudiant etudiant){ etudiant.setFormationidFormation(formationidFormation); em.merge(etudiant); return etudiant; } public Etudiant updateAgence(Agence agenceidAgence, Etudiant etudiant){ etudiant.setAgenceidAgence(agenceidAgence); em.merge(etudiant); return etudiant; } public void persist(Object object){ em.persist(object); } }
EtudiantMbean.javaEt pour la vue j'ai un jsf EtudiantSaisie qui contient un formulaire qui permet de saisir les éléments d'un étudiant:
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40 /* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package managedbeans; import enitities.Etudiant; import java.io.Serializable; import javax.ejb.EJB; import javax.faces.bean.ManagedBean; import javax.faces.bean.ManagedProperty; import javax.faces.bean.SessionScoped; import session.EtudiantManager; /** * * @author La Nokims */ @ManagedBean(name="etudiantMbean") @SessionScoped public class EtudiantMbean implements Serializable{ private Etudiant etudiant; @EJB private EtudiantManager etudiantManager; /** * Creates a new instance of EtudiantMbean */ public EtudiantMbean() { } public Etudiant setEtudiant(){ etudiantManager.addEtudiant(etudiant); return null; } }
EtudiantSaisie.xhtmlLe problème est que je n'arrive pas à exécuter le jsf. Le déploiement se déroule sans problème mais lorsque j'exécute le jsf EtudiantSaisie.xhtml j'ai l'eureur suivante: An Error Occurred:
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70 <?xml version='1.0' encoding='UTF-8' ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:h="http://xmlns.jcp.org/jsf/html" xmlns:f="http://xmlns.jcp.org/jsf/core"> <h:head> <title>Saisie d'un étudiant</title> </h:head> <h:body> Saisie d'un étudiant <f:view> <h:form> <h1><h:outputText value="Create/Edit"/></h1> <h:panelGrid columns="2"> <h:outputLabel value="IdEtudiant:" for="idEtudiant" /> <h:inputText id="idEtudiant" value="#{etudiantMbean.etudiant.idEtudiant}" title="IdEtudiant" required="true" requiredMessage="The IdEtudiant field is required."/> <h:outputLabel value="Nom:" for="nom" /> <h:inputText id="nom" value="#{etudiantMbean.etudiant.nom}" title="Nom" required="true" requiredMessage="The Nom field is required."/> <h:outputLabel value="Prenom:" for="prenom" /> <h:inputText id="prenom" value="#{etudiantMbean.etudiant.prenom}" title="Prenom" required="true" requiredMessage="The Prenom field is required."/> <h:outputLabel value="DateNaiss:" for="dateNaiss" /> <h:inputText id="dateNaiss" value="#{etudiantMbean.etudiant.dateNaiss}" title="DateNaiss" required="true" requiredMessage="The DateNaiss field is required."> <f:convertDateTime pattern="MM/dd/yyyy" /> </h:inputText> <h:outputLabel value="NumCNI:" for="numCNI" /> <h:inputText id="numCNI" value="#{etudiantMbean.etudiant.numCNI}" title="NumCNI" required="true" requiredMessage="The NumCNI field is required."/> <h:outputLabel value="DateDelivCNI:" for="dateDelivCNI" /> <h:inputText id="dateDelivCNI" value="#{etudiantMbean.etudiant.dateDelivCNI}" title="DateDelivCNI" required="true" requiredMessage="The DateDelivCNI field is required."> <f:convertDateTime pattern="MM/dd/yyyy" /> </h:inputText> <h:outputLabel value="AdrMail:" for="adrMail" /> <h:inputText id="adrMail" value="#{etudiantMbean.etudiant.adrMail}" title="AdrMail" /> <h:outputLabel value="Profession:" for="profession" /> <h:inputText id="profession" value="#{etudiantMbean.etudiant.profession}" title="Profession" /> <h:outputLabel value="Societe:" for="societe" /> <h:inputText id="societe" value="#{etudiantMbean.etudiant.societe}" title="Societe" /> <h:outputLabel value="NumTel:" for="numTel" /> <h:inputText id="numTel" value="#{etudiantMbean.etudiant.numTel}" title="NumTel" required="true" requiredMessage="The NumTel field is required."/> <h:outputLabel value="NumFiche:" for="numFiche" /> <h:inputText id="numFiche" value="#{etudiantMbean.etudiant.numFiche}" title="NumFiche" required="true" requiredMessage="The NumFiche field is required."/> <h:outputLabel value="MontantAttrib:" for="montantAttrib" /> <h:inputText id="montantAttrib" value="#{etudiantMbean.etudiant.montantAttrib}" title="MontantAttrib" required="true" requiredMessage="The MontantAttrib field is required."/> <h:outputLabel value="DepotDossier:" for="depotDossier" /> <h:inputText id="depotDossier" value="#{etudiantMbean.etudiant.depotDossier}" title="DepotDossier" required="true" requiredMessage="The DepotDossier field is required."/> <h:outputLabel value="RetraitPermis:" for="retraitPermis" /> <h:inputText id="retraitPermis" value="#{etudiantMbean.etudiant.retraitPermis}" title="RetraitPermis" required="true" requiredMessage="The RetraitPermis field is required."/> <h:outputLabel value="AgenceidAgence:" for="agenceidAgence" /> <h:selectOneMenu id="agenceidAgence" value="#{etudiantMbean.etudiant.agenceidAgence}" title="AgenceidAgence" required="true" requiredMessage="The AgenceidAgence field is required."> <!-- TODO: update below reference to list of available items--> <f:selectItems value="#{fixme}"/> </h:selectOneMenu> <h:outputLabel value="FormationidFormation:" for="formationidFormation" /> <h:selectOneMenu id="formationidFormation" value="#{etudiantMbean.etudiant.formationidFormation}" title="FormationidFormation" required="true" requiredMessage="The FormationidFormation field is required."> <!-- TODO: update below reference to list of available items--> <f:selectItems value="#{fixme}"/> </h:selectOneMenu> <h:outputLabel value="SessionexamidSessionExam:" for="sessionexamidSessionExam" /> <h:selectOneMenu id="sessionexamidSessionExam" value="#{etudiantMbean.etudiant.sessionexamidSessionExam}" title="SessionexamidSessionExam" required="true" requiredMessage="The SessionexamidSessionExam field is required."> <!-- TODO: update below reference to list of available items--> <f:selectItems value="#{fixme}"/> </h:selectOneMenu> </h:panelGrid> </h:form> </f:view> </h:body> </html>
/EtudiantSaisie.xhtml @19,183 value="#{etudiantMbean.etudiant.idEtudiant}": The class 'managedbeans.EtudiantMbean' does not have the property 'etudiant'.
Voici le log laissé par glassfish:
Merci d'avance pour toute aide que vous pourrez m'apporter
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63 javax.el.PropertyNotFoundException: /EtudiantSaisie.xhtml @19,183 value="#{etudiantMbean.etudiant.idEtudiant}": The class 'managedbeans.EtudiantMbean' does not have the property 'etudiant'. at com.sun.faces.facelets.el.TagValueExpression.getValue(TagValueExpression.java:111) at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:194) at javax.faces.component.ComponentStateHelper.eval(ComponentStateHelper.java:182) at javax.faces.component.UIOutput.getValue(UIOutput.java:174) at javax.faces.component.UIInput.getValue(UIInput.java:291) at com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:205) at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:355) at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:164) at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:924) at com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeRecursive(HtmlBasicRenderer.java:312) at com.sun.faces.renderkit.html_basic.GridRenderer.renderRow(GridRenderer.java:185) at com.sun.faces.renderkit.html_basic.GridRenderer.encodeChildren(GridRenderer.java:129) at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:894) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856) at javax.faces.render.Renderer.encodeChildren(Renderer.java:176) at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:894) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1856) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859) at javax.faces.component.UIComponent.encodeAll(UIComponent.java:1859) at com.sun.faces.application.view.FaceletViewHandlingStrategy.renderView(FaceletViewHandlingStrategy.java:443) at com.sun.faces.application.view.MultiViewHandler.renderView(MultiViewHandler.java:131) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:120) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:219) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:647) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1682) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:318) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:160) at org.apache.catalina.core.StandardPipeline.doInvoke(StandardPipeline.java:734) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:673) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:174) at org.apache.catalina.connector.CoyoteAdapter.doService(CoyoteAdapter.java:357) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:260) at com.sun.enterprise.v3.services.impl.ContainerMapper.service(ContainerMapper.java:188) at org.glassfish.grizzly.http.server.HttpHandler.runService(HttpHandler.java:191) at org.glassfish.grizzly.http.server.HttpHandler.doHandle(HttpHandler.java:168) at org.glassfish.grizzly.http.server.HttpServerFilter.handleRead(HttpServerFilter.java:189) at org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:288) at org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:206) at org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:136) at org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:114) at org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77) at org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:838) at org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:113) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:115) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:55) at org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:135) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:564) at org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:544) at java.lang.Thread.run(Thread.java:724) Caused by: javax.el.PropertyNotFoundException: The class 'managedbeans.EtudiantMbean' does not have the property 'etudiant'. at javax.el.BeanELResolver.getBeanProperty(BeanELResolver.java:730) at javax.el.BeanELResolver.getValue(BeanELResolver.java:351) at com.sun.faces.el.DemuxCompositeELResolver._getValue(DemuxCompositeELResolver.java:176) at com.sun.faces.el.DemuxCompositeELResolver.getValue(DemuxCompositeELResolver.java:203) at com.sun.el.parser.AstValue.getValue(AstValue.java:140) at com.sun.el.parser.AstValue.getValue(AstValue.java:204) at com.sun.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:226) at com.sun.faces.facelets.el.TagValueExpression.getValue(TagValueExpression.java:109) ... 51 more
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