Package com.alexnevsky.hotel.commands.admin

Source Code of com.alexnevsky.hotel.commands.admin.FindRoomCommand

package com.alexnevsky.hotel.commands.admin;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;

import com.alexnevsky.hotel.commands.ICommand;
import com.alexnevsky.hotel.controller.Controller;
import com.alexnevsky.hotel.dao.AbstractDAOFactory;
import com.alexnevsky.hotel.dao.FormDAO;
import com.alexnevsky.hotel.dao.OrderDAO;
import com.alexnevsky.hotel.dao.exception.DAOException;
import com.alexnevsky.hotel.manager.AttributesManager;
import com.alexnevsky.hotel.manager.ConfigurationManager;
import com.alexnevsky.hotel.manager.MessageManager;
import com.alexnevsky.hotel.model.Form;
import com.alexnevsky.hotel.model.Order;

/**
* This admin's command finds free rooms for customer's order.
*
* @version 1.0 22.05.2011
* @author Alex Nevsky
*/
public class FindRoomCommand implements ICommand {

  static {
    logger = Logger.getLogger(FindRoomCommand.class);
  }
  private static Logger logger;

  /**
   * Finds free rooms for customer's order
   * and redirects admin to the select room page.
   */
  @Override
  public String execute(HttpServletRequest request, HttpServletResponse response) {
    String page = null;

    Long orderId = Long.valueOf(request.getParameter(AttributesManager.PARAM_NAME_ORDER_ID));

    logger.info("Admin '" + request.getSession().getAttribute(AttributesManager.PARAM_NAME_LOGIN) + "'. Execute "
        + this.toString() + ". RemoteAddr: " + request.getRemoteAddr());

    Boolean viewFreeRoomList = true;
    request.setAttribute(AttributesManager.ATTRIBUTE_VIEW_FREE_ROOMS_LIST, viewFreeRoomList);

    try {
      AbstractDAOFactory daoFactory = Controller.getDAOFactory();

      OrderDAO orderDAO = daoFactory.getOrderDAO();
      FormDAO formDAO = daoFactory.getFormDAO();

      Order order = null;
      order = orderDAO.find(orderId);

      Form form = null;
      form = formDAO.find(order.getFormId());

      request.getSession().setAttribute(AttributesManager.PARAM_NAME_ORDER_ID, order.getId());
      request.getSession().setAttribute(AttributesManager.PARAM_NAME_FORM_ID, form.getId());

    } catch (DAOException ex) {
      logger.error(ex, ex);
      request.setAttribute(AttributesManager.ATTRIBUTE_ERROR_MESSAGE, MessageManager.DAO_EXCEPTION_ERROR_MESSAGE);
      page = ConfigurationManager.getInstance().getProperty(ConfigurationManager.ERROR_PAGE_PATH);
      return page;
    }

    page = ConfigurationManager.getInstance().getProperty(ConfigurationManager.ROOMS_PAGE_PATH);

    return page;
  }

  @Override
  public String toString() {
    return "FindRoomCommand{" + '}';
  }
}
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