Initial import.

[simdecs_seam.git] / SimDeCS / src / hot / org / ufcspa / simdecs / session / Authenticator.java

package org.ufcspa.simdecs.session;

import java.util.Iterator;

import javax.persistence.EntityManager;
import javax.persistence.NoResultException;

import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Logger;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.log.Log;
import org.jboss.seam.security.Credentials;
import org.jboss.seam.security.Identity;
import org.ufcspa.simdecs.entities.Regra;
import org.ufcspa.simdecs.entities.Usuario;

@Name("authenticator")
public class Authenticator
{
    @Logger private Log log;

    @In Identity identity;
    @In Credentials credentials;

    @In
    private EntityManager entityManager;
    
    public boolean authenticate()
    {
log.info("entrou no metodo autenticate");
	Usuario usuario;
	try {
		usuario= (Usuario) entityManager.createQuery("select usu from Usuario as usu where usu.login=:login and usu.senha=:senha")
										.setParameter("login", credentials.getUsername())
										.setParameter("senha", credentials.getPassword())
										.getSingleResult();	
	} catch (NoResultException ne) {
		log.info("Não encontrou usuário");		
		return false;
	}
	
log.info("usuario nao é nulo");

        Iterator rolesIt = entityManager.createQuery("Select reg From Regra as reg inner join reg.grupos gru inner join gru.usuarios usu where usu.id=:idUsuario")
        								.setParameter("idUsuario", usuario.getId())
        								.getResultList()
        								.iterator();
        
    	while(rolesIt.hasNext())
    		identity.addRole(((Regra) rolesIt.next()).getToken());
    	
    	
    	log.info("authenticating {0}", credentials.getUsername());

    	return true;
    }

}