<BUG>import java.util.stream.Collectors;import javax.ejb.EJB;</BUG><CONTEXT>import java.util.HashSet;import java.util.Iterator;import java.util.List;import java.util.Map;import java.util.Set;<extra_id_0>import javax.ejb.Local;import javax.ejb.Stateless;import javax.ejb.TransactionAttribute;</CONTEXT>
import javax.annotation.PostConstruct;import javax.ejb.EJB;