Hi,
I am using objectdb.jar version 2.6.8 (installed via Maven).
I am trying to authenticate a user. Initially, the database is empty.
I have the following query:
@javax.persistence.NamedQuery( name = "getPersonByName", query = "SELECT _person FROM metamodel.user.Person as _person WHERE _person.userName = :userName" )
I execute the query as follows:
em.getMetamodel().managedType(Person.class); List pList = em.createNamedQuery("getPersonByName",Person.class).setParameter("userName", name).getResultList();
I get the following exception:
com.objectdb.o.InternalException: Unexpected internal exception
at com.objectdb.o.JPE.h(JPE.java:168)
at com.objectdb.o.ERR.f(ERR.java:66)
at com.objectdb.o.OBC.onObjectDBError(OBC.java:1556)
at com.objectdb.jpa.JpaQuery.getResultList(JpaQuery.java:728)
at dex.server.metamodel.PersonDao.getPersonByName(PersonDao.java:47)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.glassfish.ejb.security.application.EJBSecurityManager.runMethod(EJBSecurityManager.java:1052)
at org.glassfish.ejb.security.application.EJBSecurityManager.invoke(EJBSecurityManager.java:1124)
at com.sun.ejb.containers.BaseContainer.invokeBeanMethod(BaseContainer.java:5388)
at com.sun.ejb.EjbInvocation.invokeBeanMethod(EjbInvocation.java:619)
at com.sun.ejb.containers.interceptors.AroundInvokeChainImpl.invokeNext(InterceptorManager.java:800)
at com.sun.ejb.EjbInvocation.proceed(EjbInvocation.java:571)
at com.sun.ejb.containers.interceptors.SystemInterceptorProxy.doAround(SystemInterceptorProxy.java:162)
at com.sun.ejb.containers.interceptors.SystemInterceptorProxy.aroundInvoke(SystemInterceptorProxy.java:144)
at sun.reflect.GeneratedMethodAccessor691.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.sun.ejb.containers.interceptors.AroundInvokeInterceptor.intercept(InterceptorManager.java:861)
at com.sun.ejb.containers.interceptors.AroundInvokeChainImpl.invokeNext(InterceptorManager.java:800)
at com.sun.ejb.containers.interceptors.InterceptorManager.intercept(InterceptorManager.java:370)
at com.sun.ejb.containers.BaseContainer.__intercept(BaseContainer.java:5360)
at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java:5348)
at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(EJBLocalObjectInvocationHandler.java:214)
... 93 more
Caused by: java.lang.NullPointerException
at com.objectdb.o.DCE.T(DCE.java:754)
at com.objectdb.o.LDR.L(LDR.java:822)
at com.objectdb.o.LDR.A(LDR.java:222)
at com.objectdb.o.OBC.aP(OBC.java:1061)
at com.objectdb.o.OBC.aN(OBC.java:966)
at com.objectdb.o.OBC.UZ(OBC.java:798)
at com.objectdb.o.SRB.l(SRB.java:160)
at com.objectdb.o.QRR.m(QRR.java:549)
at com.objectdb.o.QRR.f(QRR.java:212)
at com.objectdb.jpa.JpaQuery.getResultList(JpaQuery.java:719)
... 115 more Can you please tell me what I am doing wrong ?
Thanks
