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if you don't have the source, you're screwed. if you have it, the
workaround will work.

Am 14.08.2011 19:29, schrieb Simson:
> Hello,
> 
> I'm using GWT 2.3.0 with objectdb 2.2.8. Since objectdb uses proxy 
> classes for collections, maps and dates (which are subclasses of the 
> original classes) i have problems receiving data from the database 
> because those classes are not on the whitelist of GWTs 
> SerializationPolicy. So i get the following error:
> 
> "com.google.gwt.user.client.rpc.SerializationException: Type 
> 'objectdb.java.util.ArrayList' 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."
> 
> java.util.ArrayList is on the whitelist (see the *.gwt.rpc file) but 
> objectdb.java.util.ArrayList is not.
> 
> I found a workaround for getting types on the list: 
> http://stackoverflow.com/questions/138099/how-do-i-add-a-type-to-gwts-serialization-policy-whitelist
>
> 
But for me this does not work because I dont have
> objectdb.java.util.ArrayList classfile itself.
> 
> Is there any posiibility to get those classes onto the list manualy?
> 
> Thanks!
> 
> Simson
> 


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