Business Components provide a mechanism to provide non-persistent business logic (as opposed to business entities that add to persistent objects). An example business component is as follows:
/** * Component used to query for {@link Person} instances based on various * predefined criteria. * * @BusinessComponent * (customizationReplaceable = false) */ public class PersonFinders_Impl extends GenericBusinessComponent implements PersonFinders /** * @param nameType a name type * @return count of names by name type * * @BusinessMethod (customizationCallable = true) */ public int findCountByNameType(Lookup nameType) { Query query = createQuery ("FROM PersonName name where name.nameType = :type"); query.bindLookup("type", nameType); return (int) query.listSize(); }
To add a new component:
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