Discussion :

[aymenet1]

bonjour a tous ,
je suis entrain d'apprendre le JEE en utilisant l'IDE jdeveloper et mysql comme sgbd j'ai declaré une connection de mysql dans jdeveloper et j'ai ajouter la bibliotheque "mysql-connector.jar" dans les lib de jdevelopper et lorsque je developpe un ejb entity et je le teste des erreurs s"affiches :

Code :

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[EclipseLink/JPA Client] Adding Java options: -javaagent:C:\Oracle\Middleware\jdeveloper\..\modules\org.eclipse.persistence_1.0.0.0_1-1-0.jar
C:\Oracle\Middleware\jdk160_11\bin\javaw.exe -client -classpath C:\JDeveloper\mywork\EJB3_JSF\.adf;C:\JDeveloper\mywork\EJB3_JSF\Model\classes;C:\Oracle\Middleware\modules\com.oracle.toplink_1.0.0.0_11-1-1-1-0.jar;C:\Oracle\Middleware\modules\org.eclipse.persistence_1.0.0.0_1-1-0.jar;C:\Oracle\Middleware\modules\com.bea.core.antlr.runtime_2.7.7.jar;C:\Oracle\Middleware\modules\javax.persistence_1.0.0.0_1-0-2.jar;C:\Oracle\Middleware\jdeveloper\modules\oracle.xdk_11.1.0\xmlparserv2.jar;C:\Oracle\Middleware\jdeveloper\modules\oracle.xdk_11.1.0\xml.jar;C:\Oracle\Middleware\modules\javax.ejb_3.0.1.jar;C:\Oracle\Middleware\modules\javax.jsf_1.2.0.1.jar;C:\Oracle\Middleware\modules\javax.enterprise.deploy_1.2.jar;C:\Oracle\Middleware\modules\javax.interceptor_1.0.jar;C:\Oracle\Middleware\modules\javax.jms_1.1.1.jar;C:\Oracle\Middleware\modules\javax.jsp_1.1.0.0_2-1.jar;C:\Oracle\Middleware\modules\javax.jws_2.0.jar;C:\Oracle\Middleware\modules\javax.activation_1.1.0.0_1-1.jar;C:\Oracle\Middleware\modules\javax.mail_1.1.0.0_1-1.jar;C:\Oracle\Middleware\modules\javax.xml.soap_1.3.1.0.jar;C:\Oracle\Middleware\modules\javax.xml.rpc_1.2.1.jar;C:\Oracle\Middleware\modules\javax.xml.ws_2.1.1.jar;C:\Oracle\Middleware\modules\javax.management.j2ee_1.0.jar;C:\Oracle\Middleware\modules\javax.resource_1.5.1.jar;C:\Oracle\Middleware\modules\javax.servlet_1.0.0.0_2-5.jar;C:\Oracle\Middleware\modules\javax.transaction_1.0.0.0_1-1.jar;C:\Oracle\Middleware\modules\javax.xml.stream_1.1.1.0.jar;C:\Oracle\Middleware\modules\javax.security.jacc_1.0.0.0_1-1.jar;C:\Oracle\Middleware\modules\javax.xml.registry_1.0.0.0_1-0.jar;C:\Oracle\Middleware\wlserver_10.3\server\lib\weblogic.jar -javaagent:C:\Oracle\Middleware\jdeveloper\..\modules\org.eclipse.persistence_1.0.0.0_1-1-0.jar oracle.model.facadeEJBClient
javax.ejb.EJBException: EJB Exception: ; nested exception is: 
	javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'; nested exception is: javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:272)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:111)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:163)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:150)
	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 weblogic.deployment.EntityManagerFactoryProxyImpl.invoke(EntityManagerFactoryProxyImpl.java:75)
	at $Proxy123.createEntityManager(Unknown Source)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.newPersistenceContext(TransactionalEntityManagerProxyImpl.java:73)
	at weblogic.deployment.BasePersistenceContextProxyImpl.getPersistenceContext(BasePersistenceContextProxyImpl.java:147)
	at weblogic.deployment.BasePersistenceContextProxyImpl.invoke(BasePersistenceContextProxyImpl.java:88)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.invoke(TransactionalEntityManagerProxyImpl.java:89)
	at weblogic.deployment.BasePersistenceContextProxyImpl.invoke(BasePersistenceContextProxyImpl.java:80)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.invoke(TransactionalEntityManagerProxyImpl.java:24)
	at $Proxy125.createNamedQuery(Unknown Source)
	at oracle.model.facadeEJBBean.getClasseFindAll(facadeEJBBean.java:33)
	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 com.bea.core.repackaged.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:310)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.jee.spi.MethodInvocationVisitorImpl.visit(MethodInvocationVisitorImpl.java:37)
	at weblogic.ejb.container.injection.EnvironmentInterceptorCallbackImpl.callback(EnvironmentInterceptorCallbackImpl.java:54)
	at com.bea.core.repackaged.springframework.jee.spi.EnvironmentInterceptor.invoke(EnvironmentInterceptor.java:50)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
	at $Proxy127.getClasseFindAll(Unknown Source)
	at oracle.model.facadeEJB_hesto0_facadeEJBImpl.getClasseFindAll(facadeEJB_hesto0_facadeEJBImpl.java:218)
	at oracle.model.facadeEJB_hesto0_facadeEJBImpl_WLSkel.invoke(Unknown Source)
	at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:589)
	at weblogic.rmi.cluster.ClusterableServerRef.invoke(ClusterableServerRef.java:230)
	at weblogic.rmi.internal.BasicServerRef$1.run(BasicServerRef.java:477)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:363)
	at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:147)
	at weblogic.rmi.internal.BasicServerRef.handleRequest(BasicServerRef.java:473)
	at weblogic.rmi.internal.wls.WLSExecuteRequest.run(WLSExecuteRequest.java:118)
	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
	at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
Caused by: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at org.eclipse.persistence.exceptions.ValidationException.cannotAcquireDataSource(ValidationException.java:434)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:123)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:94)
	at org.eclipse.persistence.sessions.DatasourceLogin.connectToDatasource(DatasourceLogin.java:162)
	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connectInternal(DatasourceAccessor.java:324)
	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.connectInternal(DatabaseAccessor.java:265)
	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connect(DatasourceAccessor.java:407)
	at org.eclipse.persistence.sessions.server.ConnectionPool.buildConnection(ConnectionPool.java:130)
	at org.eclipse.persistence.sessions.server.ExternalConnectionPool.startUp(ExternalConnectionPool.java:118)
	at org.eclipse.persistence.sessions.server.ServerSession.connect(ServerSession.java:502)
	at org.eclipse.persistence.internal.sessions.DatabaseSessionImpl.login(DatabaseSessionImpl.java:629)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryProvider.login(EntityManagerFactoryProvider.java:229)
	at org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:255)
	... 49 more
Caused by: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at weblogic.jndi.internal.BasicNamingNode.newNameNotFoundException(BasicNamingNode.java:1139)
	at weblogic.jndi.internal.ApplicationNamingNode.lookup(ApplicationNamingNode.java:144)
	at weblogic.jndi.internal.WLEventContextImpl.lookup(WLEventContextImpl.java:254)
	at weblogic.jndi.internal.WLContextImpl.lookup(WLContextImpl.java:388)
	at weblogic.jndi.factories.java.ReadOnlyContextWrapper.lookup(ReadOnlyContextWrapper.java:45)
	at weblogic.jndi.internal.AbstractURLContext.lookup(AbstractURLContext.java:135)
	at javax.naming.InitialContext.lookup(InitialContext.java:396)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:117)
	... 60 more
javax.ejb.EJBException: EJB Exception: ; nested exception is: 
	javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'; nested exception is: javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.unwrapRemoteException(RemoteBusinessIntfProxy.java:109)
	at weblogic.ejb.container.internal.RemoteBusinessIntfProxy.invoke(RemoteBusinessIntfProxy.java:91)
	at $Proxy12.getClasseFindAll(Unknown Source)
	at oracle.model.facadeEJBClient.main(facadeEJBClient.java:15)
Caused by: javax.persistence.PersistenceException: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:272)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:111)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.createEntityManagerImpl(EntityManagerFactoryImpl.java:163)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryImpl.createEntityManager(EntityManagerFactoryImpl.java:150)
	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 weblogic.deployment.EntityManagerFactoryProxyImpl.invoke(EntityManagerFactoryProxyImpl.java:75)
	at $Proxy123.createEntityManager(Unknown Source)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.newPersistenceContext(TransactionalEntityManagerProxyImpl.java:73)
	at weblogic.deployment.BasePersistenceContextProxyImpl.getPersistenceContext(BasePersistenceContextProxyImpl.java:147)
	at weblogic.deployment.BasePersistenceContextProxyImpl.invoke(BasePersistenceContextProxyImpl.java:88)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.invoke(TransactionalEntityManagerProxyImpl.java:89)
	at weblogic.deployment.BasePersistenceContextProxyImpl.invoke(BasePersistenceContextProxyImpl.java:80)
	at weblogic.deployment.TransactionalEntityManagerProxyImpl.invoke(TransactionalEntityManagerProxyImpl.java:24)
	at $Proxy125.createNamedQuery(Unknown Source)
	at oracle.model.facadeEJBBean.getClasseFindAll(facadeEJBBean.java:33)
	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 com.bea.core.repackaged.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:310)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:182)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:149)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.jee.spi.MethodInvocationVisitorImpl.visit(MethodInvocationVisitorImpl.java:37)
	at weblogic.ejb.container.injection.EnvironmentInterceptorCallbackImpl.callback(EnvironmentInterceptorCallbackImpl.java:54)
	at com.bea.core.repackaged.springframework.jee.spi.EnvironmentInterceptor.invoke(EnvironmentInterceptor.java:50)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131)
	at com.bea.core.repackaged.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119)
	at com.bea.core.repackaged.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)
	at com.bea.core.repackaged.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)
	at $Proxy127.getClasseFindAll(Unknown Source)
	at oracle.model.facadeEJB_hesto0_facadeEJBImpl.getClasseFindAll(facadeEJB_hesto0_facadeEJBImpl.java:218)
	at oracle.model.facadeEJB_hesto0_facadeEJBImpl_WLSkel.invoke(Unknown Source)
	at weblogic.rmi.internal.BasicServerRef.invoke(BasicServerRef.java:589)
	at weblogic.rmi.cluster.ClusterableServerRef.invoke(ClusterableServerRef.java:230)
	at weblogic.rmi.internal.BasicServerRef$1.run(BasicServerRef.java:477)
	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:363)
	at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:147)
	at weblogic.rmi.internal.BasicServerRef.handleRequest(BasicServerRef.java:473)
	at weblogic.rmi.internal.wls.WLSExecuteRequest.run(WLSExecuteRequest.java:118)
	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
	at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
Caused by: Exception [EclipseLink-7060] (Eclipse Persistence Services - 1.1.1.v20090430-r4097): org.eclipse.persistence.exceptions.ValidationException
Exception Description: Cannot acquire data source [java:/app/jdbc/jdbc/mysql connectionDS].
Internal Exception: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at org.eclipse.persistence.exceptions.ValidationException.cannotAcquireDataSource(ValidationException.java:434)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:123)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:94)
	at org.eclipse.persistence.sessions.DatasourceLogin.connectToDatasource(DatasourceLogin.java:162)
	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connectInternal(DatasourceAccessor.java:324)
	at org.eclipse.persistence.internal.databaseaccess.DatabaseAccessor.connectInternal(DatabaseAccessor.java:265)
	at org.eclipse.persistence.internal.databaseaccess.DatasourceAccessor.connect(DatasourceAccessor.java:407)
	at org.eclipse.persistence.sessions.server.ConnectionPool.buildConnection(ConnectionPool.java:130)
	at org.eclipse.persistence.sessions.server.ExternalConnectionPool.startUp(ExternalConnectionPool.java:118)
	at org.eclipse.persistence.sessions.server.ServerSession.connect(ServerSession.java:502)
	at org.eclipse.persistence.internal.sessions.DatabaseSessionImpl.login(DatabaseSessionImpl.java:629)
	at org.eclipse.persistence.internal.jpa.EntityManagerFactoryProvider.login(EntityManagerFactoryProvider.java:229)
	at org.eclipse.persistence.internal.jpa.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:255)
	... 49 more
Caused by: javax.naming.NameNotFoundException: While trying to look up /app/jdbc/jdbc/mysql connectionDS in /app/ejb/EJB3_JSF-Model-ejb#facadeEJB.; remaining name '/app/jdbc/jdbc/mysql connectionDS'
	at weblogic.jndi.internal.BasicNamingNode.newNameNotFoundException(BasicNamingNode.java:1139)
	at weblogic.jndi.internal.ApplicationNamingNode.lookup(ApplicationNamingNode.java:144)
	at weblogic.jndi.internal.WLEventContextImpl.lookup(WLEventContextImpl.java:254)
	at weblogic.jndi.internal.WLContextImpl.lookup(WLContextImpl.java:388)
	at weblogic.jndi.factories.java.ReadOnlyContextWrapper.lookup(ReadOnlyContextWrapper.java:45)
	at weblogic.jndi.internal.AbstractURLContext.lookup(AbstractURLContext.java:135)
	at javax.naming.InitialContext.lookup(InitialContext.java:396)
	at org.eclipse.persistence.sessions.JNDIConnector.connect(JNDIConnector.java:117)
	... 60 more
Process exited with exit code 0.

je pense que le fichier persistence.xml ne trouve pas le bon jta-data-source
pouvez vous m'aider s'il vous plait et si vous avez besoin d'autres informations je suis disponible et merci d'avance

[trmalek]

tu dois inserer le mysql-connector.jar dans \lib du serveur non?