package org.itracker.persistence.dao;
   
   import org.hibernate.HibernateException;
   import org.hibernate.Query;
   import org.itracker.model.Language;
   
   import java.util.List;
   
   /**
   *
   */
  public class LanguageDAOImpl extends BaseHibernateDAOImpl<Language>
          implements LanguageDAO {
  
      public Language findById(Integer id) {
          Language language;
  
          try {
              language = (Language) getSession().get(Language.class, id);
          } catch (HibernateException ex) {
              throw convertHibernateAccessException(ex);
          }
          return language;
      }
  
      public Language findByKeyAndLocale(String key, String locale) {
          Language language;
  
          try {
              Query query = getSession().getNamedQuery(
                      "LanguagesByKeyAndLocaleQuery");
              query.setString("key", key);
              query.setString("locale", locale);
              language = (Language) query.uniqueResult();
          } catch (HibernateException ex) {
              throw convertHibernateAccessException(ex);
          }
  
          if (language == null) {
              throw new NoSuchEntityException("No language item for "
                      + key + " " + locale);
          }
          return language;
      }
  
      @SuppressWarnings("unchecked")
      public List<Language> findByKey(String key) {
          List<Language> languages;
  
          try {
              Query query = getSession().getNamedQuery("LanguagesByKeyQuery");
              query.setString("key", key);
              languages = query.list();
          } catch (HibernateException ex) {
              throw convertHibernateAccessException(ex);
          }
          return languages;
      }
  
      @SuppressWarnings("unchecked")
      public List<Language> findByLocale(String locale) {
          List<Language> languages;
  
          try {
              Query query = getSession().getNamedQuery("LanguagesByLocaleQuery");
              query.setString("locale", locale);
              languages = query.list();
          } catch (HibernateException ex) {
              throw convertHibernateAccessException(ex);
          }
          return languages;
      }
  
  }