Erreur "org.hibernate.NonUniqueObjectException"

**nadhir84** · 25/08/2011, 12h02

Bonjour,

Lors de l'enregistrement dans la base j'ai rencontrer l'erreur suivante:

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:

Mon projet est organisé comme suit:

Pour le package fr.jsf.bean :

Classe ParametreBean.java

Code :

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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;
		}  
 
}

Classe ParametreDAO

Code :

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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

Code :

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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();
	}
 
}

Classe ParametreRN

Code :

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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:

Classe Application

Code :

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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;
	}
}

Classe Parametre

Code :

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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:

Classe DAOFactory

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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;
	}
 
}

Classe HibernateUtil

Code :

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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

Code :

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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.

Erreur "org.hibernate.NonUniqueObjectException"

Hibernate Java

Mode arborescent

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