h'mmmm ... so it would seem that 2 or more entity (instances)
persisted in the same tx cause this error ...
this cannot be so ... how is the mapping from instance to entity
(group) made?
On Aug 25, 2:33 pm, Larry Cable <larry.ca...@gmail.com> wrote:
> I have exactly the same problem, I instantiate a number of @Entity
> objects
> (all of the same type) persist them, and flush them in the context of
> the same
> transaction.
>
> Since they are all of the same type, and their are no relationships
> (although there is
> an @Embedded class/field) I would imagine that they are all modelled
> as being in the
> sameentitygroup.. but apparently not.
>
> The documentation is basically useless at this point ...
>
> On Aug 15, 1:09 pm, Foreigner <foreigne...@gmail.com> wrote:
>
>
>
> > While trying to do a bulk update on my entities using JPA I get the
> > exception bellow.
> > I understand that you can't do a bulk update on differententitygroups in
> > the same transaction but I guess I don't quite understand what anentity
> >groupis and how I go about making all entities part of the samegroupI
> > want.
>
> > Thanks for the help.
>
> > fbr
>
> > Illegal argument
> > org.datanucleus.exceptions.NucleusUserException: Illegal argument
> > at
> > org.datanucleus.store.appengine.DatastoreExceptionTranslator.wrapIllegalArgumentException(DatastoreExceptionTranslator.java:42)
> > at
> > org.datanucleus.store.appengine.RuntimeExceptionWrappingDatastoreService.put(RuntimeExceptionWrappingDatastoreService.java:106)
> > at
> > org.datanucleus.store.appengine.DatastorePersistenceHandler.put(DatastorePersistenceHandler.java:125)
> > at
> > org.datanucleus.store.appengine.DatastorePersistenceHandler.put(DatastorePersistenceHandler.java:94)
> > at
> > org.datanucleus.store.appengine.DatastorePersistenceHandler.updateObject(DatastorePersistenceHandler.java:398)
> > at
> > org.datanucleus.state.JDOStateManagerImpl.flush(JDOStateManagerImpl.java:4458)
> > at
> > org.datanucleus.ObjectManagerImpl.flushInternal(ObjectManagerImpl.java:2807)
> > at
> > org.datanucleus.ObjectManagerImpl.markDirty(ObjectManagerImpl.java:2617)
> > at
> > org.datanucleus.state.JDOStateManagerImpl.postWriteField(JDOStateManagerImpl.java:4241)
> > at
> > org.datanucleus.state.JDOStateManagerImpl.setObjectField(JDOStateManagerImpl.java:2287)
> > at
> > com.yicook.entities.TwitterDailyTip.jdoSetlastSet(TwitterDailyTip.java)
> > at
> > com.yicook.entities.TwitterDailyTip.setLastSet(TwitterDailyTip.java:36)
> > at
> > com.yicook.control.bco.TwitterStatusSetterBCO.resetTDT(TwitterStatusSetterBCO.java:60)
> > at
> > com.yicook.control.bco.TwitterStatusSetterBCO.execute(TwitterStatusSetterBCO.java:40)
> > at
> > com.yicook.control.ApplicationController.executeControllers(ApplicationController.java:61)
> > at
> > com.yicook.control.ApplicationController.dispatch(ApplicationController.java:41)
> > at
> > com.yicook.servlets.FrontController.doPost(FrontController.java:31)
> > at
> > com.yicook.servlets.FrontController.doGet(FrontController.java:25)
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:693)
> > 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
> > 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$ApiProxyHandler.handle(JettyContainerService.java:306)
> > at
> > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
> > at org.mortbay.jetty.Server.handle(Server.java:313)
> > at
> > org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:506)
> > at
> > org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:830)
> > at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
> > at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
> > 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.lang.IllegalArgumentException: can't operate on
> > multipleentitygroups in a single transaction. found both Element {
> > type: "TwitterDailyTip"
> > id: 77}
>
> > and Element {
> > type: "TwitterDailyTip"
> > id: 78
>
> > }- Hide quoted text -
>
> > - Show quoted text -- Hide quoted text -
>
> - Show quoted text -
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