Re: [JBoss-user] General EJB question. no concurrent calls on stateful beans

[danch (D. Christopherson) <da...@nv...>]

This behavior is according to the spec.

Boris Garbuzov wrote:

> In my SomeRemote interface I have a method operating on peer:
> void minus (SomeRemote other) throws RemoteException;
> It works fine on a different instance
> myRemote.minus (otherRemote);
> but fails on the same
> myRemote.minus (myRemote);
> java.rmi.ServerException: RemoteException occurred in server thread; nested exception is:
> java.rmi.ServerException: Transaction rolled back:java.rmi.RemoteException: Application Error: no
> concurrent calls on stateful beans
> I think, I can get around, but generally it is hard. For instance, if having remote equals method
> the client application should watch not to call it with the same instance?
> 

I'd be concerned about making remote calls that are as fine grained as 
you imply. There are performance implecations here.

-danch