package net.ramapuram.thomas.dao.hibernate;
   
   import org.apache.commons.logging.Log;
   import org.apache.commons.logging.LogFactory;
   import net.ramapuram.thomas.dao.LookupDao;
   import net.ramapuram.thomas.model.Role;
   import org.hibernate.SessionFactory;
   import org.springframework.beans.factory.annotation.Autowired;
   import org.springframework.orm.hibernate3.HibernateTemplate;
  import org.springframework.stereotype.Repository;
  
  import java.util.List;
  
  /**
   * Hibernate implementation of LookupDao.
   *
   * @author <a href="mailto:matt@raibledesigns.com">Matt Raible</a>
   */
  @Repository
  public class LookupDaoHibernate implements LookupDao {
      private Log log = LogFactory.getLog(LookupDaoHibernate.class);
      private HibernateTemplate hibernateTemplate;
  
      /**
       * Initialize LookupDaoHibernate with Hibernate SessionFactory.
       * @param sessionFactory
       */
      @Autowired
      public LookupDaoHibernate(final SessionFactory sessionFactory) {
          this.hibernateTemplate = new HibernateTemplate(sessionFactory);
      }
  
      /**
       * {@inheritDoc}
       */
      @SuppressWarnings("unchecked")
      public List<Role> getRoles() {
          log.debug("Retrieving all role names...");
  
          return hibernateTemplate.find("from Role order by name");
      }
  }