/**
 * TNTConcept Easy Enterprise Management by Autentia Real Bussiness Solution S.L.
 * Copyright (C) 2007 Autentia Real Bussiness Solution S.L.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.autentia.tnt.dao.hibernate;

import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.autentia.tnt.businessobject.User;
import com.autentia.tnt.dao.DataAccException;
import com.autentia.tnt.dao.DataIntegrityException;
import com.autentia.tnt.dao.DataNotFoundException;
import com.autentia.tnt.dao.IDataAccessObject;
import com.autentia.tnt.dao.SearchCriteria;
import com.autentia.tnt.dao.SortCriteria;
import com.autentia.tnt.dao.search.UserSearch;
import com.autentia.tnt.util.SpringUtils;

/**
 * DAO for User objects.
 * @author stajanov code generator
 */
public class UserDAO extends HibernateManagerBase<User>
{
/* user - generated by stajanov (do not edit/delete) */



  /** Logger */
  private static final Log log = LogFactory.getLog(UserDAO.class);

  /**
   * Get default UserDAO as defined in Spring's configuration file.
   * @return the default singleton UserDAO
   */
  public static UserDAO getDefault()
  {
    return (UserDAO)SpringUtils.getSpringBean("daoUser");
  }

 /** 
   * Constructor
   * @deprecated do not construct DAOs alone: use Spring's declared beans
   */
  public UserDAO(){
    super(false);
  }

  /** 
   * Retrieve a User object from database given its id
   * @param id primary key of User object
   * @return the User object identified by the id
   * @throws DataAccException on error
   */
  public User getById( int id ) throws DataAccException {
    return super.getByPk(User.class,id);
  }

  /** 
   * Get all User objects from database sorted by the given criteria
   * @param crit the sorting criteria
   * @return a list with all existing User objects
   * @throws DataAccException on error
   */
  public List<User> search( SortCriteria crit ) throws DataAccException {
    return super.list(User.class,crit);
  }

  /** 
   * Get specified User objects from database sorted by the given criteria
   * @param search search criteria
   * @param sort the sorting criteria
   * @return a list with User objects matching the search criteria
   * @throws DataAccException on error
   */
  public List<User> search(SearchCriteria search, SortCriteria sort) throws DataAccException {
    return super.search(User.class,search,sort);
  }

  /** 
   * Insert a new User object in database
   * @param dao the User object to insert
   * @throws DataAccException on error
   */
  public void insert(User dao) throws DataAccException {
    super.insert(dao);
  }

  /** 
   * Update an existing User object in database
   * @param dao the User object to update
   * @throws DataAccException on error
   */
  public void update(User dao) throws DataAccException {
    super.update(dao,dao.getId());
  }

  /** 
   * Delete an existing User object in database
   * @param dao the User object to update
   * @throws DataAccException on error
   */
  public void delete(User dao) throws DataAccException {
    super.delete(dao,dao.getId());
  }

/* user - generated by stajanov (do not edit/delete) */
  
  /**
   * Get User objects from database based on active flag sorted by the given criteria
   * @param sort the sorting criteria
   * @return a list with User objects matching the search criteria
   * @throws DataAccException on error
   */
  public List<User> searchByActive(boolean active,SortCriteria sort) throws DataAccException
  {
    UserSearch search = new UserSearch();
    search.setActive(active);
    return super.search(User.class,search,sort);
  }
  
  /**
   * Get a user given her login.
   * @return the user
   * @param login login of user
   * @throws com.autentia.tnt.dao.DataNotFoundException if user does not exist
   * @throws com.autentia.tnt.dao.DataIntegrityException if user is duplicated (bad thing)
   * @throws com.autentia.tnt.dao.DataAccException if something fails accesind DB
   */
  public User searchByLogin(String login) throws DataAccException, DataNotFoundException, DataIntegrityException
  {
    UserSearch search = new UserSearch();
    search.setLogin(login);
    List<User> found = super.search(User.class,search,null);
    if( found.size()==0 )
    {
      throw new DataNotFoundException(User.class,search);
    }
    else if( found.size()>1 )
    {
      throw new DataIntegrityException(User.class,"duplicate login '"+login+"'");
    }
    else
    {
      return found.get(0);
    }
  }
}