ibatis-user-java mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ben Munat <b...@munat.com>
Subject Re: Non-seriazable exception
Date Tue, 03 Jan 2006 16:50:16 GMT
Heh, yeah... I guess that kind of describes me too.

So, this wouldn't be fixed by just making com.ibatis....loader.LazyResultLoader serializable?

b


Larry Meadors wrote:
> I think you are dead on there, Ben.
> 
> So, what is the solution? If it were me, I'd ditch the lazy loading,
> but I am a session abuser.
> 
> ;-)
> 
> Larry
> 
> 
> On 1/2/06, Ben Munat <bent@munat.com> wrote:
> 
>>Hello,
>>
>>I'm getting the NotSerializableException on com.ibatis....loader.LazyResultLoader
when I restart tomcat and it tries to
>>write/read the serialized http session. The only discussion of this I've found in
the mailing list is this message
>>Clinton posted back in November:
>>
>>"Unfortunately you can't mix lazy loading with serializable caches....
>>
>>This is not an iBATIS problem, but more of a CGLIB and/or Java problem.  I'm sure
we could find some crazy means of
>>managing this, but I'd rather not.  The real solution is to tell Sun that we want
dynamic proxies for classes, just like
>>we have for interfaces....and we want them to be serializable."
>>
>>So, does "serializable cache" include the http session? I'm not trying to do anything
fancy, but I wouldn't mind being
>>able to leave the lazy loading turned on either.
>>
>>Also, to make sure I'm understanding this... the reason why an Ibatis class is being
dragged into the serialization in
>>the first place is because lazy loading uses dynamic proxies, right? So my domain
objects are being wrapped with this
>>proxy that catches a call for a child and invokes the query on the Ibatis code to
get the necessary data? And then, when
>>  tomcat goes to serialize the domain object, it's actually getting the proxy and
so it tries to serialize the ibatis
>>class.... right?
>>
>>If so, then I suppose that I either have to somehow not put my domain objects in the
session or turn off lazy loading.
>>Am I on track here?
>>
>>Ben
>>
>>
>>

Mime
View raw message