Hi Andrey,
You've run into CAY-574:
https://issues.apache.org/cayenne/browse/CAY-574
This issue has been fixed in 3.0-SNAPSHOT and will be in 3.0M4 when that
is released. If you don't want to run the snapshots, Andrus has a
workaround for the problem as a comment in the aforementioned issue.
-- Kevin Menard Servprise International, Inc. Remote reboot & power control for your network www.servprise.com +1 508.892.3823 x308> -----Original Message----- > From: Razumovsky Andrey [mailto:hmai..otmail.ru] > Sent: Tuesday, February 19, 2008 7:24 AM > To: use..ayenne.apache.org > Subject: ROP: DataObjectUtils.objectForPK() doesn't work > > Hello! > > So that's the problem, when i run my simple example: > public static void main(String[] args) throws CayenneException { > ClientConnection connection = new > HessianConnection("http://localhost:8080/cayenne/cws"); > > DataChannel channel = new ClientChannel(connection); > ObjectContext context = new CayenneContext(channel); > > Militaryman mm = > (Militaryman)DataObjectUtils.objectForPK(context, Militaryman.class, > 100110250529L); > Dicrow dr = (Dicrow)DataObjectUtils.objectForPK(context, > Dicrow.class, 100110142120L); > > mm.setToDicrow1(dr); > context.commitChanges(); > } > > I get exception on client: > Exception in thread "main" org.apache.cayenne.CayenneRuntimeException: > [v.3.0M2 Oct 28 2007 16:09:02] No DbEntity for ObjEntity: Militaryman > at > org.apache.cayenne.DataObjectUtils.buildId(DataObjectUtils.java:308) > at > org.apache.cayenne.DataObjectUtils.objectForPK(DataObjectUtils.java:149 > ) > at com.nic.porshe.Main.main(Main.java:26) > > Still, this code works all right: > public static void main4(String[] args) throws CayenneException { > ClientConnection connection = new > HessianConnection("http://localhost:8080/cayenne/cws"); > > DataChannel channel = new ClientChannel(connection); > ObjectContext context = new CayenneContext(channel); > > Expression e1 = > Expression.fromString("db:militarymanid='100110250529'"); > SelectQuery select = new SelectQuery(Militaryman.class, > e1); > Militaryman mm = > (Militaryman)context.performQuery(select).get(0); > > Expression e2 = > Expression.fromString("db:dicrowid='100110142120'"); > SelectQuery select2 = new SelectQuery(Dicrow.class, e2); > Dicrow dr = (Dicrow)context.performQuery(select2).get(0); > > mm.setToDicrow1(dr); > context.commitChanges(); > } > > Thanks for help, > Andrey)
This archive was generated by hypermail 2.0.0 : Tue Feb 19 2008 - 09:28:06 EST