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Model and Persistence

 
 
marbani
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      08-14-2007
HI everybody i am
new InThisGroup();
Please any comments about this
iam working with EntityManager and JTable in a swing application
1. when create the ArrayList Model assign the Collection of the
persistence DB
Collection<someClass> someClass = Service.getSomeClass();
is this a error?
extra memory is used?
2. In my swing app i can remove columns, but iam not sure if the model
maintains the data, i need report in excel so ...
report from Collection?, model?
advice please

regards
marbani

 
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