Subversion Repositories bacoAlunos

package pt.estgp.estgweb.domain.dao.impl;

import jomm.dao.DaoException;
import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Hibernate;
import static org.hibernate.criterion.Restrictions.eq;


import java.util.List;

import pt.estgp.estgweb.domain.User;

/**
 * @author Jorge Machado
 * @date 28/Fev/2008
 * @time 2:51:06
 * @see pt.estgp.estgweb.domain.dao.impl
 */
public class UserDaoImpl extends UserDao
{
    public static UserDaoImpl getInstance()
    {
        if (myInstance == null)
            myInstance = new UserDaoImpl();
        return (UserDaoImpl) myInstance;
    }

    /**
     * Used by the base DAO classes but here for your modification Load object
     * matching the given key and return it.
     *
     * @param username to load
     * @return a user
     */
    public final User loadByUsername(1.5.0/docs/api/java/lang/String.html">String username)
    {
        try
        {
            5+0%2Fdocs%2Fapi+List">List list =
                    createCriteria()
                            .add(eq("username",username))
                            .setMaxResults(1)
                            .list();

            if(list.size() == 0)
                return null;
            return (User) list.get(0);
        }
        catch (HibernateException e)
        {
            throw new DaoException(e);
        }
    }
    /**
     * Used by the base DAO classes but here for your modification Load object
     * matching the given key and return it.
     *
     * @param email to load
     * @return a user
     */
    public final User loadByEmail(1.5.0/docs/api/java/lang/String.html">String email)
    {
        try
        {
            return (User) createCriteria()
                    .add(eq("email",email))
                    .uniqueResult();
        }
        catch (HibernateException e)
        {
            throw new DaoException(e);
        }
    }

    /**
     * Used by the base DAO classes but here for your modification Load object
     * matching the given key and return it.
     *
     * @param username to load
     * @param password to load
     * @return a user
     */
    public final User loadByUsernameAndPassword(1.5.0/docs/api/java/lang/String.html">String username, 1.5.0/docs/api/java/lang/String.html">String password)
    {
        try
        {
            return (User) createCriteria()
                    .add(eq("username",username))
                    .add(eq("password", jomm.utils.BytesUtils.getDigestMD5Hex(password)))
                    .uniqueResult();
        }
        catch (HibernateException e)
        {
            throw new DaoException(e);
        }
    }

}