when to use Serializable backing bean in JSF?

Question

when to use Serializable backing bean in JSF? is there any factors to go for serialization like View Scope, Session Scope, Application Scope or is anything else which requires bean to be serialized.

what jsf impl do you use and what is the state saving method? are you seeing errors incase bean is not serializable? — Inv3r53
i am using JSF 2 with state saving to SERVER and also getting : WARNING: Setting non-serializable attribute value into ViewMap: (key: Test1Bean, value class: com.backingbeans.Test1Bean) — rahul_d_m
Hi, did you get any more insight on this? Is it really ok not to enable serialization on all backing beans? — Tuukka Mustonen

Bozho Bozho · Accepted Answer · 2010-04-03T07:14:59

I'd say that session-scoped beans are eligible for serialization, because the the servlet container tries to serialize everything in the session in case it (the container) is restarted.

when to use Serializable backing bean in JSF?

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