UserFacade.java

package fi.insomnia.bortal.facade;

import java.util.List;

import javax.ejb.LocalBean;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import javax.persistence.TypedQuery;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fi.insomnia.bortal.model.LanEvent;
import fi.insomnia.bortal.model.User;

@Stateless
@LocalBean
public class UserFacade extends GenericFacade<Integer, User> {

    private static final Logger logger = LoggerFactory.getLogger(UserFacade.class);

    public enum UserField {
        id, nick, login, firstname, lastname
    }

    @PersistenceContext
    private EntityManager em;

    public UserFacade() {
        super(User.class);
    }

    protected EntityManager getEm() {
        return em;
    }

    /**
     * Find user by username. Username is converted to lowercase before
     * searching.
     * 
     * @param login
     * @return
     */
    public User findByLogin(String login) {
        TypedQuery<User> q = em.createNamedQuery("User.findByLogin", User.class);
        q.setParameter("login", login.toLowerCase());
        return getSingleNullableResult(q);
    }

    private static final String[] NAMEFIELDS = { "nick", "login", "firstnames", "lastname" };

    public List<User> searchForName(String name) {
        return this.search(name, NAMEFIELDS, "login");
    }

    @Override
    public void create(User user) {
        user.setLogin(user.getLogin().toLowerCase().trim());
        super.create(user);
    }

    @Override
    public User merge(User user) {
        user.setLogin(user.getLogin().toLowerCase().trim());
        return super.merge(user);
    }
}