As expected, this has nothing to do with wicket or sessions, just to
be sure i've checked those. If fact, all entities get persisted as
they should and the exception is caught somewhere in makePersistent.
So as far as i know, no harm is done(?)
So i think i'll just ignore this stacktrace and continue as usual.
On Sep 10, 12:22 am, bysse <erik.byst...@gmail.com> wrote:
> I also get this exception, but only on the first call to
> makePersistent.
>
> First Call:
> Exception
> Store objects ?
> Later Calls
> Ok
> Stores objects
>
> Can't think of anything that causes this. I'm using Wicket, how about
> you?
>
> /Erik
>
> On Sep 8, 7:48 pm, cancunmods <archie.she...@gmail.com> wrote:
>
> > I am having trouble saving an object on google app engine. Here is my
> > POJO class:
>
> > package subasta.domain.users;
>
> > import javax.jdo.annotations.IdentityType;
> > import javax.jdo.annotations.PersistenceCapable;
> > import javax.jdo.annotations.PrimaryKey;
> > import javax.jdo.annotations.Persistent;
>
> > @PersistenceCapable(identityType = IdentityType.APPLICATION)
> > public class User {
> > @PrimaryKey
> > @Persistent
> > private String nombre;
>
> > public User(String nombre){
> > this.nombre = nombre;
> > }
>
> > public String getNombre() {
> > return nombre;
> > }
>
> > public void setNombre(String nombre) {
> > this.nombre = nombre;
> > }
>
> > }
>
> > Here is my JDO Code.:
>
> > package subasta.repository.users;
>
> > import java.util.Set;
> > import java.util.logging.Logger;
>
> > import javax.jdo.JDOHelper;
> > import javax.jdo.PersistenceManagerFactory;
> > import javax.jdo.PersistenceManager;
>
> > import subasta.domain.users.User;
>
> > public class JDOUserDAO implements UserDAO{
> > /** Logger for this class and subclasses */
> > private static final Logger log = Logger.getLogger(UserDAO.class
> > .getName());
>
> > private static final PersistenceManagerFactory pmf =
> > JDOHelper.getPersistenceManagerFactory("transactions-
> > optional");
>
> > //PersistenceManagerFactory pmf;
>
> > //public void setPmf(PersistenceManagerFactory pmf) {
> > //this.pmf = pmf;
> > //}
>
> > public void saveUser(User user){
> > PersistenceManager pm = pmf.getPersistenceManager();
> > try{
> > pm.makePersistent(user);
> > }finally {
> > pm.close();
> > }
> > }
>
> > @SuppressWarnings("unchecked")
> > public Set<User> getUsers(){
> > PersistenceManager pm = pmf.getPersistenceManager();
> > Set<User> users = (Set<User>)pm.getManagedObjects
> > (User.class);
> > pm.close();
> > return users;
> > }
>
> > }
>
> > Things go wrong when making the call tomakePersistent. The exception
> > is:
>
> > 08-sep-2009 16:51:35
> > com.google.appengine.repackaged.com.google.common.base.FinalizableReferenceQueue
> > <init>
> > INFO: Failed to start reference finalizer thread. Reference cleanup
> > will only occur when new references are created.
> > java.lang.reflect.InvocationTargetException
> > 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.google.appengine.repackaged.com.google.common.base.FinalizableReferenceQueue.<init>
> > (FinalizableReferenceQueue.java:124)
> > at
> > com.google.appengine.repackaged.com.google.common.labs.misc.InterningPools
> > $WeakInterningPool.<clinit>(InterningPools.java:104)
> > at
> > com.google.appengine.repackaged.com.google.common.labs.misc.InterningPools.newWeakInterningPool
> > (InterningPools.java:48)
> > at
> > com.google.appengine.repackaged.com.google.io.protocol.ProtocolSupport.<clinit>
> > (ProtocolSupport.java:55)
> > at com.google.apphosting.api.DatastorePb$PutRequest.freeze
> > (DatastorePb.java:8452)
> > at com.google.apphosting.api.DatastorePb$PutRequest$1.<init>
> > (DatastorePb.java:8367)
> > at com.google.apphosting.api.DatastorePb$PutRequest.<clinit>
> > (DatastorePb.java:8364)
> > at com.google.appengine.api.datastore.DatastoreServiceImpl.put
> > (DatastoreServiceImpl.java:152)
> > at com.google.appengine.api.datastore.DatastoreServiceImpl.put
> > (DatastoreServiceImpl.java:138)
> > at com.google.appengine.api.datastore.DatastoreServiceImpl.put
> > (DatastoreServiceImpl.java:130)
> > at
> > org.datanucleus.store.appengine.RuntimeExceptionWrappingDatastoreService.put
> > (RuntimeExceptionWrappingDatastoreService.java:93)
> > at org.datanucleus.store.appengine.DatastorePersistenceHandler.put
> > (DatastorePersistenceHandler.java:165)
> > at org.datanucleus.store.appengine.DatastorePersistenceHandler.put
> > (DatastorePersistenceHandler.java:112)
> > at
> > org.datanucleus.store.appengine.DatastorePersistenceHandler.insertObjects
> > (DatastorePersistenceHandler.java:239)
> > at
> > org.datanucleus.store.appengine.DatastorePersistenceHandler.insertObject
> > (DatastorePersistenceHandler.java:225)
> > at org.datanucleus.state.JDOStateManagerImpl.internalMakePersistent
> > (JDOStateManagerImpl.java:3185)
> > at org.datanucleus.state.JDOStateManagerImpl.makePersistent
> > (JDOStateManagerImpl.java:3161)
> > at org.datanucleus.ObjectManagerImpl.persistObjectInternal
> > (ObjectManagerImpl.java:1298)
> > at org.datanucleus.ObjectManagerImpl.persistObject
> > (ObjectManagerImpl.java:1175)
> > at org.datanucleus.jdo.JDOPersistenceManager.jdoMakePersistent
> > (JDOPersistenceManager.java:669)
> > at org.datanucleus.jdo.JDOPersistenceManager.makePersistent
> > (JDOPersistenceManager.java:694)
> > at subasta.repository.users.JDOUserDAO.saveUser(JDOUserDAO.java:
> > 29)
> > at subasta.web.users.RegisterController.onSubmit
> > (RegisterController.java:38)
> > at
> > org.springframework.web.servlet.mvc.SimpleFormController.onSubmit
> > (SimpleFormController.java:409)
> > at
> > org.springframework.web.servlet.mvc.SimpleFormController.onSubmit
> > (SimpleFormController.java:381)
> > at
> > org.springframework.web.servlet.mvc.SimpleFormController.processFormSubmission
> > (SimpleFormController.java:267)
> > at
> > org.springframework.web.servlet.mvc.AbstractFormController.handleRequestInternal
> > (AbstractFormController.java:265)
> > at
> > org.springframework.web.servlet.mvc.AbstractController.handleRequest
> > (AbstractController.java:153)
> > at
> > org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle
> > (SimpleControllerHandlerAdapter.java:48)
> > at org.springframework.web.servlet.DispatcherServlet.doDispatch
> > (DispatcherServlet.java:875)
> > at org.springframework.web.servlet.DispatcherServlet.doService
> > (DispatcherServlet.java:807)
> > at org.springframework.web.servlet.FrameworkServlet.processRequest
> > (FrameworkServlet.java:571)
> > at org.springframework.web.servlet.FrameworkServlet.doPost
> > (FrameworkServlet.java:511)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:713)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
> > at org.mortbay.jetty.servlet.ServletHolder.handle
> > (ServletHolder.java:487)
> > at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter
> > (ServletHandler.java:1093)
> > at
> > com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter
> > (TransactionCleanupFilter.java:43)
> > at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter
> > (ServletHandler.java:1084)
> > at com.google.appengine.tools.development.StaticFileFilter.doFilter
> > (StaticFileFilter.java:121)
> > at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter
> > (ServletHandler.java:1084)
> > at org.mortbay.jetty.servlet.ServletHandler.handle
> > (ServletHandler.java:360)
> > at org.mortbay.jetty.security.SecurityHandler.handle
> > (SecurityHandler.java:216)
> > at org.mortbay.jetty.servlet.SessionHandler.handle
> > (SessionHandler.java:181)
> > at org.mortbay.jetty.handler.ContextHandler.handle
> > (ContextHandler.java:712)
> > at org.mortbay.jetty.webapp.WebAppContext.handle
> > (WebAppContext.java:405)
> > at
> > com.google.apphosting.utils.jetty.DevAppEngineWebAppContext.handle
> > (DevAppEngineWebAppContext.java:54)
> > at org.mortbay.jetty.handler.HandlerWrapper.handle
> > (HandlerWrapper.java:139)
> > at com.google.appengine.tools.development.JettyContainerService
> > $ApiProxyHandler.handle(JettyContainerService.java:313)
> > at org.mortbay.jetty.handler.HandlerWrapper.handle
> > (HandlerWrapper.java:139)
> > at org.mortbay.jetty.Server.handle(Server.java:313)
> > at org.mortbay.jetty.HttpConnection.handleRequest
> > (HttpConnection.java:506)
> > at org.mortbay.jetty.HttpConnection$RequestHandler.content
> > (HttpConnection.java:844)
> > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:644)
> > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:
> > 205)
> > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:
> > 381)
> > at org.mortbay.io.nio.SelectChannelEndPoint.run
> > (SelectChannelEndPoint.java:396)
> > at org.mortbay.thread.BoundedThreadPool$PoolThread.run
> > (BoundedThreadPool.java:442)
> > Caused by: java.security.AccessControlException:accessdenied
> > (java.lang.RuntimePermission modifyThreadGroup)
> > at java.security.AccessControlContext.checkPermission
> > (AccessControlContext.java:323)
> > at java.security.AccessController.checkPermission
> > (AccessController.java:546)
> > at java.lang.SecurityManager.checkPermission(SecurityManager.java:
> > 532)
> > at com.google.appengine.tools.development.DevAppServerFactory
> > $CustomSecurityManager.checkPermission(DevAppServerFactory.java:139)
> > at com.google.appengine.tools.development.DevAppServerFactory
> > $CustomSecurityManager.checkAccess(DevAppServerFactory.java:166)
> > at java.lang.ThreadGroup.checkAccess(ThreadGroup.java:288)
> > at
>
> ...
>
> read more »
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