Problème avec la relation one-to-many

**nadhir84** · 16/08/2011, 13h17

Bonjour,

Je voudrais mapper deux tables qui sont liés par une relation one-to-many sans utiliser une table de jointure:

Merci d'avance pour vos réponses.

**fr1man** · 16/08/2011, 14h11

Un petit tour vers la documentation :

http://docs.jboss.org/hibernate/core...irectional-12m

**nadhir84** · 16/08/2011, 14h38

Envoyé par fr1man

Un petit tour vers la documentation :

http://docs.jboss.org/hibernate/core...irectional-12m

J'ai essayé de mapper mes deux entités de la façon suivante:

Application.hbm.xml

Code :

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<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
	<class name="fr.jsf.entity.Application" table="GEDAPPLICATION">
 
		<id name="id" type="string" column="ID">
			 <generator class="native"/>
		</id>
		<property name="libelle" column="LIBELLE"/>
 
		<set name="apps" inverse="true" cascade="all"  >
			<key column="PARA_APPL_ID" />
			<one-to-many class="fr.jsf.entity.Parametre" />
		</set>
 
	</class>
</hibernate-mapping>

Parametre.hbm.xml

Code :

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<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping>
	<class name="fr.jsf.entity.Parametre" table="GEDPARAMETRAGE">
 
		<id name="id" column="ID">
			 <generator class="native"/>
		</id>
 
		<property name="libelle" type="string" column="LIBELLE" not-null="true"/>
 
		<many-to-one name="ParaApplId" column="PARA_APPL_ID" cascade="all" class="fr.jsf.entity.Application"></many-to-one>
	</class>
</hibernate-mapping>

ERREUR:

SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
SLF4J: Defaulting to no-operation (NOP) logger implementation
SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
Initial SessionFactory creation failed.org.hibernate.HibernateException: Unable to instantiate default tuplizer [org.hibernate.tuple.entity.PojoEntityTuplizer]
Aug 16, 2011 2:36:03 PM org.apache.catalina.core.StandardContext filterStart
SEVERE: Exception starting filter HibernateFilter
java.lang.ExceptionInInitializerError
at fr.jsf.hibernate.HibernateUtil.buildSessionFactory(HibernateUtil.java:18)
at fr.jsf.hibernate.HibernateUtil.<clinit>(HibernateUtil.java:8)
at fr.jsf.web.filter.HibernateSessionRequestFilter.init(HibernateSessionRequestFilter.java:64)
at org.apache.catalina.core.ApplicationFilterConfig.initFilter(ApplicationFilterConfig.java:273)
at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:254)
at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:372)
at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:98)
at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4584)
at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5262)
at org.apache.catalina.core.StandardContext$2.call(StandardContext.java:5257)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
at java.util.concurrent.FutureTask.run(FutureTask.java:138)
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: org.hibernate.HibernateException: Unable to instantiate default tuplizer [org.hibernate.tuple.entity.PojoEntityTuplizer]
at org.hibernate.tuple.entity.EntityTuplizerFactory.constructTuplizer(EntityTuplizerFactory.java:108)
at org.hibernate.tuple.entity.EntityTuplizerFactory.constructDefaultTuplizer(EntityTuplizerFactory.java:133)
at org.hibernate.tuple.entity.EntityEntityModeToTuplizerMapping.<init>(EntityEntityModeToTuplizerMapping.java:80)
at org.hibernate.tuple.entity.EntityMetamodel.<init>(EntityMetamodel.java:322)
at org.hibernate.persister.entity.AbstractEntityPersister.<init>(AbstractEntityPersister.java:485)
at org.hibernate.persister.entity.SingleTableEntityPersister.<init>(SingleTableEntityPersister.java:133)
at org.hibernate.persister.PersisterFactory.createClassPersister(PersisterFactory.java:84)
at org.hibernate.impl.SessionFactoryImpl.<init>(SessionFactoryImpl.java:286)
at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1872)
at fr.jsf.hibernate.HibernateUtil.buildSessionFactory(HibernateUtil.java:15)
... 14 more
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at org.hibernate.tuple.entity.EntityTuplizerFactory.constructTuplizer(EntityTuplizerFactory.java:105)
... 23 more
Caused by: org.hibernate.PropertyNotFoundException: Could not find a getter for ParaAdministrable in class fr.jsf.entity.Parametre
at org.hibernate.property.BasicPropertyAccessor.createGetter(BasicPropertyAccessor.java:326)
at org.hibernate.property.BasicPropertyAccessor.getGetter(BasicPropertyAccessor.java:320)
at org.hibernate.mapping.Property.getGetter(Property.java:304)
at org.hibernate.tuple.entity.PojoEntityTuplizer.buildPropertyGetter(PojoEntityTuplizer.java:297)
at org.hibernate.tuple.entity.AbstractEntityTuplizer.<init>(AbstractEntityTuplizer.java:155)
at org.hibernate.tuple.entity.PojoEntityTuplizer.<init>(PojoEntityTuplizer.java:77)
... 28 more