| http://www.w3.org/ns/prov#value | - Otherwise you will may polute business layer with descitions about how much data to fetch based on presentation requirements(1.1 & 1.2).I achieve this by deriving actions that rely on persistent data from a servlet that opens session, begins transactions / commits transactions (my transactions all fit within 1 request)(2).Avoid putting business logic in persistence beans, such as validating stuff
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