Now that I've got these DAOs accessible I've noticed the generated toCollection 
methods have void return. Maybe its just down to my own coding style but its 
got me wondering about normal practice for use of those methods and 
implications for change of entity attributes which are persisted by hibernate.



eg. in particular for an EntityDAOImpl I'm coding a toEntityVO() 
implementation and in there want to populate a collection of subordinate VOs 
(eg. call them SubEntityVO) 



Inside the EntityDAOImpl I can do:



getSubEntityDAO().toSubEntityVOCollection(Collection c)



but say I passed c as entity.getSubEntities()



I'd expect that would convert the SubEntity instances within the Collection  
thats already related to the entity itself. I could then retrieve the 
collection from there no trouble but I wonder what effect doing that has on the 
entity in hibernate if it needs be persisted or accessed again at some later 
point. Doesn't seem like good practice? If so wouldn't it be better for the 
toSubEntityVOCollection to be generated to return a new  Collection ?



I realise I'm probably missing something here, otherwise you'd be doing 
otherwise but I just can't see why.  :?
--
Audere est Facere
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