On Thu, Aug 20, 2009 at 11:33 AM, Abhijit Ghosh<abhijit.s.gh...@gmail.com> wrote: > Blake, > Please find my response inline: > > On Wed, Aug 19, 2009 at 8:40 PM, Blake Sullivan <blake.sulli...@oracle.com> > wrote: >> >> Abhijit S Ghosh (JIRA) said the following On 8/19/2009 6:32 AM PT: >>> >>> XMLMenuModel data structures are not fully serializable. >>> -------------------------------------------------------- >>> >>> Key: TRINIDAD-1557 >>> URL: https://issues.apache.org/jira/browse/TRINIDAD-1557 >>> Project: MyFaces Trinidad >>> Issue Type: Bug >>> Reporter: Abhijit S Ghosh >>> >>> >>> XMLMenuModel data structures are not fully serializable,which causes >>> problems during session state replication in high availability >>> environments,if subclasses use session to cache menu data structures.This >>> will also create problems during normal serialization. >>> The data structure object hierarchy should be made completely >>> serializable. >>> >>> >> >> Abhijit, >> >> Do we really need the structure to be Serializable? If we can rebuild the >> structure after fail-over, it is preferable to use a TransientHolder to hold >> a reference to the unserializable structure and then lazily rebuild the >> structure if necessary. > > That is what I am doing here.The non-serializable references have been > marked as transient and the tree model is rebuilt by reading the xml stream > again.So actually no serialization happens.I blow away the cache when I > detect a deserialized tree and rebuild the cache.
I think Blake was talking about this class: http://myfaces.apache.org/trinidad/trinidad-api/apidocs/org/apache/myfaces/trinidad/util/TransientHolder.html > > Thanks, > Abhi > >> >> >> -- Blake Sullivan >> > > -- Matthias Wessendorf blog: http://matthiaswessendorf.wordpress.com/ sessions: http://www.slideshare.net/mwessendorf twitter: http://twitter.com/mwessendorf
