2 pièce(s) jointe(s)
Erreur "org.hibernate.NonUniqueObjectException"
Bonjour,
Lors de l'enregistrement dans la base j'ai rencontrer l'erreur suivante:
Citation:
Aug 25, 2011 11:53:40 AM org.apache.myfaces.renderkit.ErrorPageWriter handleThrowable
SEVERE: An exception occurred
javax.faces.el.EvaluationException: javax.el.ELException: /home.xhtml at line 105 and column 118 action="#{parametreBean.save}": org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session: [fr.jsf.entity.Parametre#PARA_]
at javax.faces.component._MethodExpressionToMethodBinding.invoke(_MethodExpressionToMethodBinding.java:96)
at org.apache.myfaces.application.ActionListenerImpl.processAction(ActionListenerImpl.java:100)
at javax.faces.component.UICommand.broadcast(UICommand.java:120)
at javax.faces.component.UIViewRoot._broadcastAll(UIViewRoot.java:978)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:275)
at javax.faces.component.UIViewRoot._process(UIViewRoot.java:1289)
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:716)
at org.apache.myfaces.lifecycle.InvokeApplicationExecutor.execute(InvokeApplicationExecutor.java:34)
at org.apache.myfaces.lifecycle.LifecycleImpl.executePhase(LifecycleImpl.java:171)
at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
at javax.faces.webapp.FacesServlet.service(FacesServlet.java:189)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:304)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at fr.jsf.web.filter.HibernateSessionRequestFilter.doFilter(HibernateSessionRequestFilter.java:29)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:240)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:164)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:462)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:100)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:563)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:403)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:301)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:162)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:309)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: javax.el.ELException: /home.xhtml at line 105 and column 118 action="#{parametreBean.save}": org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session: [fr.jsf.entity.Parametre#PARA_]
at org.apache.myfaces.view.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:95)
at javax.faces.component._MethodExpressionToMethodBinding.invoke(_MethodExpressionToMethodBinding.java:88)
... 29 more
Caused by: org.hibernate.NonUniqueObjectException: a different object with the same identifier value was already associated with the session: [fr.jsf.entity.Parametre#PARA_]
at org.hibernate.engine.StatefulPersistenceContext.checkUniqueness(StatefulPersistenceContext.java:638)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.performUpdate(DefaultSaveOrUpdateEventListener.java:305)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.entityIsDetached(DefaultSaveOrUpdateEventListener.java:246)
at org.hibernate.event.def.DefaultUpdateEventListener.performSaveOrUpdate(DefaultUpdateEventListener.java:57)
at org.hibernate.event.def.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:93)
at org.hibernate.impl.SessionImpl.fireUpdate(SessionImpl.java:742)
at org.hibernate.impl.SessionImpl.update(SessionImpl.java:730)
at org.hibernate.impl.SessionImpl.update(SessionImpl.java:722)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke(ThreadLocalSessionContext.java:345)
at $Proxy14.update(Unknown Source)
at fr.jsf.bean.ParametreDAOHibernate.alter(ParametreDAOHibernate.java:35)
at fr.jsf.bean.ParametreRN.save(ParametreRN.java:21)
at fr.jsf.bean.ParametreBean.save(ParametreBean.java:30)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.apache.el.parser.AstValue.invoke(AstValue.java:262)
at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:278)
at org.apache.myfaces.view.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:83)
... 30 more
Dans ma base j'ai deux tables:
http://www.developpez.net/forums/att...1&d=1314264321
Mon projet est organisé comme suit:
http://www.developpez.net/forums/att...1&d=1314264788
- Pour le package fr.jsf.bean :
- Classe ParametreBean.java
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package fr.jsf.bean;
import java.util.ArrayList;
import java.util.List;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
import javax.faces.component.UIInput;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;
import javax.faces.model.SelectItem;
import org.apache.myfaces.custom.tree2.TreeNodeBase;
import fr.jsf.entity.Application;
import fr.jsf.entity.Parametre;
@ManagedBean
@SessionScoped
public class ParametreBean {
private Parametre parametre= new Parametre();
private String selectedItem;
private List<SelectItem> selectItems;
public void save(){
ParametreRN parametreRN= new ParametreRN();
Application appl=parametreRN.selectApplication(getSelectedItem());
getParametre();
parametre.setParaApplId(appl);
parametre.setParaAdministrable(5);
parametreRN.save(parametre);
}
public void alter(){
ParametreRN parametreRN= new ParametreRN();
Parametre param=parametreRN.selectParametre(parametre.getId());
param.setId(parametre.getId());
param.setParaDescription(parametre.getParaDescription());
UIInput app = (UIInput) FacesContext.getCurrentInstance().getViewRoot().findComponent("param:num1");
param.setParaNum1(parametre.getParaNum1());
app = (UIInput) FacesContext.getCurrentInstance().getViewRoot().findComponent("param:num2");
param.setParaNum2(parametre.getParaNum2());
param.setParaTexte1(parametre.getParaTexte1());
parametreRN.alter(param);
}
public void delete() {
ParametreRN parametreRN= new ParametreRN();
Application appl=parametreRN.selectApplication(getSelectedItem());
parametre.setParaApplId(appl);
parametreRN.delete(parametre);
}
public Parametre getParametre() {
return parametre;
}
public void setParametre(Parametre parametre) {
this.parametre = parametre;
}
public void clicLien() throws Exception{
ParametreRN parametreRN= new ParametreRN();
FacesContext facesContext = FacesContext.getCurrentInstance();
ExternalContext extContext = facesContext.getExternalContext();
TreeNodeBase tnb = (TreeNodeBase) extContext.getRequestMap().get("node");
Parametre param=parametreRN.selectParametre(tnb.getDescription());
selectedItem=param.getParaApplId().getApplLiblong();
setParametre(param);
}
public String getSelectedItem() {
return selectedItem;
}
public void setSelectedItem(String selectedItem) {
this.selectedItem = selectedItem;
}
public List<SelectItem> getSelectItems() {
ParametreRN parametreRN= new ParametreRN();
List<Application> app=parametreRN.selectAllApplication();
selectItems = new ArrayList<SelectItem>();
for(int i=0;i<app.size();i++){
selectItems.add(new SelectItem(app.get(i).getApplLiblong(), app.get(i).getApplLiblong()));
}
return selectItems;
}
public void setSelectItems(List<SelectItem> selectItems) {
this.selectItems = selectItems;
}
} |
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package fr.jsf.bean;
import java.util.List;
import fr.jsf.entity.Application;
import fr.jsf.entity.Parametre;
public interface ParametreDAO {
public void save (Parametre parametre);
public void delete (Parametre parametre);
public void alter (Parametre parametre);
public Application selectApplication(String application);
public Parametre selectParametre(String parametre);
public List<Application> selectAllApplication();
public String selectApplicationId(String application);
public List<String> selectParametreId(String parametre);
public List<Application> selectApplications();
public String selectParametreIde(String parametre);
} |
- Classe ParametreDAOHibernate
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package fr.jsf.bean;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import fr.jsf.entity.Application;
import fr.jsf.entity.Parametre;
public class ParametreDAOHibernate implements ParametreDAO {
private Session session;
public Session getSession() {
return session;
}
public void setSession(Session session) {
this.session = session;
}
public void save(Parametre parametre) {
parametre=(Parametre)session.get(Parametre.class, parametre);
session.save(parametre);
session.flush();
}
public void delete(Parametre parametre) {
session.delete(parametre);
session.flush();
}
public void alter(Parametre parametre) {
session.update(parametre);
session.flush();
}
public Application selectApplication(String application){
Query query = session.createQuery("SELECT a FROM Application as a WHERE a.applLiblong =:param").setParameter("param",application);
return (Application) query.uniqueResult();
}
public Parametre selectParametre(String parametre){
Query query = session.createQuery("SELECT p FROM Parametre as p WHERE p.id =:param").setParameter("param",parametre);
return (Parametre) query.uniqueResult();
}
@SuppressWarnings("unchecked")
public List<Application> selectAllApplication(){
return session.createCriteria(Application.class).list();
}
public String selectApplicationId(String application){
Query query = session.createQuery("SELECT a.id FROM Application a WHERE a.applLiblong=:param").setParameter("param",application);
return Integer.toString((Integer) query.uniqueResult());
}
@SuppressWarnings("unchecked")
public List<String> selectParametreId(String parametre){
Query query = session.createSQLQuery("SELECT p.PARA_MOTCLE FROM GEDPARAMETRAGE p WHERE p.PARA_APPL_ID=:param").setParameter("param",parametre);
return (List<String>) query.list();
}
@SuppressWarnings("unchecked")
public List<Application> selectApplications(){
Query query = session.createQuery("SELECT a.applLiblong FROM Application as a");
return (List<Application>)query.list();
}
public String selectParametreIde(String parametre){
Query query = session.createQuery("SELECT p.id FROM Parametre p WHERE p.id=:param").setParameter("param",parametre);
return (String) query.uniqueResult();
}
} |
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package fr.jsf.bean;
import java.util.List;
import fr.jsf.entity.Application;
import fr.jsf.entity.Parametre;
import fr.jsf.hibernate.DAOFactory;
public class ParametreRN {
private ParametreDAO parametreDAO;
public ParametreRN(){
parametreDAO=DAOFactory.createParametreDAO();
}
public void save(Parametre parametre) {
if(parametreDAO.selectParametre(parametre.getId())==null)
parametreDAO.save(parametre);
else
parametreDAO.alter(parametre);
}
public void delete(Parametre parametre) {
parametreDAO.delete(parametre);
}
public void alter(Parametre parametre) {
parametreDAO.alter(parametre);
}
public Application selectApplication(String application){
return parametreDAO.selectApplication(application);
}
public Parametre selectParametre(String parametre){
return parametreDAO.selectParametre(parametre);
}
public List<Application> selectAllApplication(){
return parametreDAO.selectAllApplication();
}
public String selectApplicationId(String application){
return parametreDAO.selectApplicationId(application);
}
public List<String> selectParametreId(String parametre){
return parametreDAO.selectParametreId(parametre);
}
public List<Application> selectApplications(){
return parametreDAO.selectApplications();
}
public String selectParametreIde(String parametre){
return parametreDAO.selectParametreIde(parametre);
}
} |
- Pour le package fr.jsf.entity:
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package fr.jsf.entity;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.Table;
@Entity
@Table(name="GEDAPPLICATION")
public class Application implements Serializable{
private static final long serialVersionUID = 1L;
@Id
@Column(name="APPL_ID")
private Integer id;
@Column(name="APPL_LIBLONG")
private String applLiblong;
@Column(name="APPL_LIBCOURT")
private String applLibcourt;
@Column(name="APPL_PLANNING")
private Integer applPlannig;
@Column(name="APPL_FLAG_ACTIF")
private Integer applFlagActif;
@Column(name="APPL_GERE_FLUX")
private Integer applGereFlux;
@Column(name="APPL_PARAM_INSTANCE")
private Integer applParamInstance;
@Column(name="APPL_SERVICE")
private Integer applService;
@Column(name="APPL_FLAG_VIRTUEL")
private Integer applFlagVirtuel;
@OneToMany(mappedBy = "paraApplId", cascade = { CascadeType.ALL })
private Set<Parametre> apps = new HashSet<Parametre>();
public Application(){super();}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getApplLiblong() {
return applLiblong;
}
public void setApplLiblong(String ApplLiblong) {
this.applLiblong = ApplLiblong;
}
public Set<Parametre> getApps() {
return apps;
}
public void setApps(Set<Parametre> apps) {
this.apps = apps;
}
public String getApplLibcourt() {
return applLibcourt;
}
public void setApplLibcourt(String applLibcourt) {
this.applLibcourt = applLibcourt;
}
public Integer getApplPlannig() {
return applPlannig;
}
public void setApplPlannig(Integer applPlannig) {
this.applPlannig = applPlannig;
}
public Integer getApplFlagActif() {
return applFlagActif;
}
public void setApplFlagActif(Integer applFlagActif) {
this.applFlagActif = applFlagActif;
}
public Integer getApplGereFlux() {
return applGereFlux;
}
public void setApplGereFlux(Integer applGereFlux) {
this.applGereFlux = applGereFlux;
}
public Integer getApplParamInstance() {
return applParamInstance;
}
public void setApplParamInstance(Integer applParamInstance) {
this.applParamInstance = applParamInstance;
}
public Integer getApplService() {
return applService;
}
public void setApplService(Integer applService) {
this.applService = applService;
}
public Integer getApplFlagVirtuel() {
return applFlagVirtuel;
}
public void setApplFlagVirtuel(Integer applFlagVirtuel) {
this.applFlagVirtuel = applFlagVirtuel;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result
+ ((applFlagActif == null) ? 0 : applFlagActif.hashCode());
result = prime * result
+ ((applFlagVirtuel == null) ? 0 : applFlagVirtuel.hashCode());
result = prime * result
+ ((applGereFlux == null) ? 0 : applGereFlux.hashCode());
result = prime * result
+ ((applLibcourt == null) ? 0 : applLibcourt.hashCode());
result = prime * result
+ ((applLiblong == null) ? 0 : applLiblong.hashCode());
result = prime
* result
+ ((applParamInstance == null) ? 0 : applParamInstance
.hashCode());
result = prime * result
+ ((applPlannig == null) ? 0 : applPlannig.hashCode());
result = prime * result
+ ((applService == null) ? 0 : applService.hashCode());
result = prime * result + ((apps == null) ? 0 : apps.hashCode());
result = prime * result + ((id == null) ? 0 : id.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Application other = (Application) obj;
if (applFlagActif == null) {
if (other.applFlagActif != null)
return false;
} else if (!applFlagActif.equals(other.applFlagActif))
return false;
if (applFlagVirtuel == null) {
if (other.applFlagVirtuel != null)
return false;
} else if (!applFlagVirtuel.equals(other.applFlagVirtuel))
return false;
if (applGereFlux == null) {
if (other.applGereFlux != null)
return false;
} else if (!applGereFlux.equals(other.applGereFlux))
return false;
if (applLibcourt == null) {
if (other.applLibcourt != null)
return false;
} else if (!applLibcourt.equals(other.applLibcourt))
return false;
if (applLiblong == null) {
if (other.applLiblong != null)
return false;
} else if (!applLiblong.equals(other.applLiblong))
return false;
if (applParamInstance == null) {
if (other.applParamInstance != null)
return false;
} else if (!applParamInstance.equals(other.applParamInstance))
return false;
if (applPlannig == null) {
if (other.applPlannig != null)
return false;
} else if (!applPlannig.equals(other.applPlannig))
return false;
if (applService == null) {
if (other.applService != null)
return false;
} else if (!applService.equals(other.applService))
return false;
if (apps == null) {
if (other.apps != null)
return false;
} else if (!apps.equals(other.apps))
return false;
if (id == null) {
if (other.id != null)
return false;
} else if (!id.equals(other.id))
return false;
return true;
}
} |
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package fr.jsf.entity;
import java.io.Serializable;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
@Entity
@Table(name="GEDPARAMETRAGE")
public class Parametre implements Serializable{
private static final long serialVersionUID = 1L;
@Id
@Column(name="PARA_MOTCLE")
private String id;
@Column(name="PARA_TEXTE1")
private String paraTexte1;
@Column(name="PARA_DESCRIPTION")
private String paraDescription;
@Column(name="PARA_NUM1")
private Integer paraNum1;
@Column(name="PARA_NUM2")
private Integer paraNum2;
@Column(name="PARA_ADMINISTRABLE")
private Integer paraAdministrable;
@Column(name="PARA_FLAG_FONC")
private Integer paraFlagFonc;
@Column(name="PARA_FLAG_TECH")
private Integer paraFlagTech;
@ManyToOne(fetch=FetchType.LAZY)
@JoinColumn(name = "PARA_APPL_ID", nullable = false)
private Application paraApplId;
public Parametre(){super();}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public Application getParaApplId() {
return paraApplId;
}
public void setParaApplId(Application paraApplId) {
this.paraApplId = paraApplId;
}
public String getParaTexte1() {
return paraTexte1;
}
public void setParaTexte1(String paraTexte1) {
this.paraTexte1 = paraTexte1;
}
public String getParaDescription() {
return paraDescription;
}
public void setParaDescription(String paraDescription) {
this.paraDescription = paraDescription;
}
public Integer getParaNum1() {
return paraNum1;
}
public void setParaNum1(Integer paraNum1) {
this.paraNum1 = paraNum1;
}
public Integer getParaNum2() {
return paraNum2;
}
public void setParaNum2(Integer paraNum2) {
this.paraNum2 = paraNum2;
}
public Integer getParaFlagFonc() {
return paraFlagFonc;
}
public void setParaFlagFonc(Integer paraFlagFonc) {
this.paraFlagFonc = paraFlagFonc;
}
public Integer getParaFlagTech() {
return paraFlagTech;
}
public void setParaFlagTech(Integer paraFlagTech) {
this.paraFlagTech = paraFlagTech;
}
public Integer getParaAdministrable() {
return paraAdministrable;
}
public void setParaAdministrable(Integer paraAdministrable) {
this.paraAdministrable = paraAdministrable;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((id == null) ? 0 : id.hashCode());
result = prime
* result
+ ((paraAdministrable == null) ? 0 : paraAdministrable
.hashCode());
result = prime * result
+ ((paraApplId == null) ? 0 : paraApplId.hashCode());
result = prime * result
+ ((paraDescription == null) ? 0 : paraDescription.hashCode());
result = prime * result
+ ((paraFlagFonc == null) ? 0 : paraFlagFonc.hashCode());
result = prime * result
+ ((paraFlagTech == null) ? 0 : paraFlagTech.hashCode());
result = prime * result
+ ((paraNum1 == null) ? 0 : paraNum1.hashCode());
result = prime * result
+ ((paraNum2 == null) ? 0 : paraNum2.hashCode());
result = prime * result
+ ((paraTexte1 == null) ? 0 : paraTexte1.hashCode());
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Parametre other = (Parametre) obj;
if (id == null) {
if (other.id != null)
return false;
} else if (!id.equals(other.id))
return false;
if (paraAdministrable == null) {
if (other.paraAdministrable != null)
return false;
} else if (!paraAdministrable.equals(other.paraAdministrable))
return false;
if (paraApplId == null) {
if (other.paraApplId != null)
return false;
} else if (!paraApplId.equals(other.paraApplId))
return false;
if (paraDescription == null) {
if (other.paraDescription != null)
return false;
} else if (!paraDescription.equals(other.paraDescription))
return false;
if (paraFlagFonc == null) {
if (other.paraFlagFonc != null)
return false;
} else if (!paraFlagFonc.equals(other.paraFlagFonc))
return false;
if (paraFlagTech == null) {
if (other.paraFlagTech != null)
return false;
} else if (!paraFlagTech.equals(other.paraFlagTech))
return false;
if (paraNum1 == null) {
if (other.paraNum1 != null)
return false;
} else if (!paraNum1.equals(other.paraNum1))
return false;
if (paraNum2 == null) {
if (other.paraNum2 != null)
return false;
} else if (!paraNum2.equals(other.paraNum2))
return false;
if (paraTexte1 == null) {
if (other.paraTexte1 != null)
return false;
} else if (!paraTexte1.equals(other.paraTexte1))
return false;
return true;
}
} |
- Pour le package fr.jsf.hibernate:
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package fr.jsf.hibernate;
import fr.jsf.bean.ParametreDAO;
import fr.jsf.bean.ParametreDAOHibernate;
public class DAOFactory {
public static ParametreDAO createParametreDAO(){
ParametreDAOHibernate parametreDAO = new ParametreDAOHibernate();
parametreDAO.setSession(HibernateUtil.getSf().getCurrentSession());
return parametreDAO;
}
} |
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package fr.jsf.hibernate;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
public class HibernateUtil {
private static final SessionFactory sF = buildSessionFactory();
public static SessionFactory buildSessionFactory(){
try{
Configuration cfg = new Configuration();
cfg.configure("hibernate.cfg.xml");
return cfg.buildSessionFactory();
}catch(Throwable ex){
System.out.println("Initial SessionFactory creation failed."+ex);
throw new ExceptionInInitializerError(ex);
}
}
public static SessionFactory getSf(){
return sF;
}
} |
- Pour le package fr.jsf.web.filter:
- Classe HibernateSessionRequestFilter
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package fr.jsf.web.filter;
import java.io.IOException;
import javax.servlet.*;
import fr.jsf.hibernate.HibernateUtil;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.SessionFactory;
import org.hibernate.StaleObjectStateException;
public class HibernateSessionRequestFilter implements Filter {
private static Log log = LogFactory.getLog(HibernateSessionRequestFilter.class);
private SessionFactory sf;
public void doFilter(ServletRequest request,
ServletResponse response,
FilterChain chain)
throws IOException, ServletException {
try {
log.debug("Starting a database transaction");
sf.getCurrentSession().beginTransaction();
// Call the next filter (continue request processing)
chain.doFilter(request, response);
// Commit and cleanup
log.debug("Committing the database transaction");
sf.getCurrentSession().getTransaction().commit();
} catch (StaleObjectStateException staleEx) {
log.error("This interceptor does not implement optimistic concurrency control!");
log.error("Your application will not work until you add compensation actions!");
// Rollback, close everything, possibly compensate for any permanent changes
// during the conversation, and finally restart business conversation. Maybe
// give the user of the application a chance to merge some of his work with
// fresh data... what you do here depends on your applications design.
throw staleEx;
} catch (Throwable ex) {
// Rollback only
ex.printStackTrace();
try {
if (sf.getCurrentSession().getTransaction().isActive()) {
log.debug("Trying to rollback database transaction after exception");
sf.getCurrentSession().getTransaction().rollback();
}
} catch (Throwable rbEx) {
log.error("Could not rollback transaction after exception!", rbEx);
}
// Let others handle it... maybe another interceptor for exceptions?
throw new ServletException(ex);
}
}
public void init(FilterConfig filterConfig) throws ServletException {
log.debug("Initializing filter...");
log.debug("Obtaining SessionFactory from static HibernateUtil singleton");
sf = HibernateUtil.getSf();
}
public void destroy() {}
} |
Merci d'avance pour vos réponses.
