Just override the RemoteServiceServlet.doUnexpectedFailure() in your RPC Servlet and put appropriate loggers over there.
--Sri 2009/9/12 Mohsen Saboorian <mohs...@gmail.com> > I know this. My problem is how to log the exception thrown. > > Mohsen > > > On Sat, Sep 12, 2009 at 2:39 PM, Sripathi Krishnan < > sripathi.krish...@gmail.com> wrote: > >> You cannot return hibernate classes in your RPC servlet - because GWT has >> no way of compiling that into javascript objects. >> >> In your case, org.hibernate.collection.PersistentBag cannot be a part of >> any object that is returned as part of RPC service call. >> >> --Sri >> >> >> 2009/9/12 Mohsen Saboorian <mohs...@gmail.com> >> >> Hi, >>> >>> When retrieving a Hibernate/JPA entity from server, I'm getting >>> SerializationException because of lazy issues. I know some ways to solve >>> this issue, but my current problem is that I cannot see the exception >>> anywhere when it happens. AsyncCallback.onFailure() is fired with: >>> StatusCodeException: 0: The call failed on the server; see server log for >>> details >>> and nothing is written to hosted mode console. I even could not see the >>> exception after adding throws SerializationException to my service impl, >>> async and interface (exception is not runtime, so I had to put a try/catch >>> at the client side) either in the client catch part or >>> AsyncCallback.onFailure(). >>> >>> I was able to track exception by putting breakpoint on >>> RemoteServiceServlet.doUnexpectedFailure(). >>> >>> Here is the last part of serialization exception I face: >>> Caused by: com.google.gwt.user.client.rpc.SerializationException: Type >>> 'org.hibernate.collection.PersistentBag' was not included in the set of >>> types which can be serialized by this SerializationPolicy or its Class >>> object could not be loaded. For security purposes, this type will not be >>> serialized. >>> at >>> com.google.gwt.user.server.rpc.impl.StandardSerializationPolicy.validateSerialize(StandardSerializationPolicy.java:83) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:591) >>> at >>> com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:129) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter$ValueWriter$8.write(ServerSerializationStreamWriter.java:146) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeValue(ServerSerializationStreamWriter.java:530) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeClass(ServerSerializationStreamWriter.java:636) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serializeImpl(ServerSerializationStreamWriter.java:666) >>> at >>> com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter.serialize(ServerSerializationStreamWriter.java:593) >>> at >>> com.google.gwt.user.client.rpc.impl.AbstractSerializationStreamWriter.writeObject(AbstractSerializationStreamWriter.java:129) >>> at >>> com.google.gwt.user.client.rpc.core.java.util.Collection_CustomFieldSerializerBase.serialize(Collection_CustomFieldSerializerBase.java:43) >>> at >>> com.google.gwt.user.client.rpc.core.java.util.ArrayList_CustomFieldSerializer.serialize(ArrayList_CustomFieldSerializer.java:36) >>> ... 34 more >>> >>> >>> Regards, >>> Mohsen >>> >>> >>> >>> >> >> >> > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to google-web-toolkit@googlegroups.com To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
