Package org.xulfaces.rubis.admin.dao.jdbc

Source Code of org.xulfaces.rubis.admin.dao.jdbc.JDBCItemDAO

/*
*   xulfaces : bring XUL power to Java
*  
*  Copyright (C) 2005  Olivier SCHMITT
*  This library is free software; you can redistribute it and/or
*  modify it under the terms of the GNU Lesser General Public
*  License as published by the Free Software Foundation; either
*  version 2.1 of the License, or (at your option) any later version.
*
*  This library 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
*  Lesser General Public License for more details.
*
*  You should have received a copy of the GNU Lesser General Public
*  License along with this library; if not, write to the Free Software
*  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

package org.xulfaces.rubis.admin.dao.jdbc;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;

import org.xulfaces.rubis.admin.dao.ItemDAO;
import org.xulfaces.rubis.admin.dao.UserDAO;
import org.xulfaces.rubis.admin.dao.UserNotFoundException;
import org.xulfaces.rubis.model.Category;
import org.xulfaces.rubis.model.Item;
import org.xulfaces.rubis.model.User;

public class JDBCItemDAO extends JDBCAbstractDAO implements ItemDAO {

  public JDBCItemDAO() throws Exception {
    super();   
  }


  public Collection<Item> getItemsForSeller(User user) {
    Collection<Item> items = new ArrayList<Item>();
   
    StringBuffer sqlBuffer = new StringBuffer();
    sqlBuffer.append("SELECT * FROM items WHERE SELLER = ");
    sqlBuffer.append(user.getId());
    ResultSet resultSet = null
    try {
      resultSet = excecuteScrollableQuery(sqlBuffer.toString());
      while(resultSet.next()){
        Item item = new Item();
        item.setSeller(user);
        items.add(item);
      }
    } catch (SQLException e) {
      throw new RuntimeException(e);
    }
    finally {
      closeConnection(resultSet);
    }
    return items;
  }


  public Collection<Item> getItemsForCategory(Category category) {
    UserDAO userDAO = null;
    try {
      userDAO = new JDBCUserDAO();
    } catch (Exception e1) {
      // TODO Auto-generated catch block
      e1.printStackTrace();
    }
    Collection<Item> items = new ArrayList<Item>();

    StringBuffer sqlBuffer = new StringBuffer();
    sqlBuffer.append("SELECT * FROM items WHERE CATEGORY=");
    sqlBuffer.append(category.getId());
    ResultSet resultSet = null;
    try {
      resultSet = excecuteScrollableQuery(sqlBuffer.toString());
      while (resultSet.next()) {
        Item item = new Item();
        item.setId(new Integer(resultSet.getInt("ID")));
        item.setName(resultSet.getString("NAME"));     
        try {
          item.setSeller(userDAO.loadUser(new Integer(resultSet.getInt("SELLER"))));
        } catch (UserNotFoundException e) {         
          e.printStackTrace();
        }
        item.setCategory(category);
        item.setBuyNow(resultSet.getFloat("BUY_NOW"));
        item.setDescription(resultSet.getString("DESCRIPTION"));
        item.setEndDate(resultSet.getDate("END_DATE"));       
        item.setStartDate(resultSet.getDate("START_DATE"));
        items.add(item);               
      }
    } catch (SQLException e) {
      throw new RuntimeException(e);
    }
    finally {
      closeConnection(resultSet);   
    }
    return items;
  }


  public void deleteItem(Integer id) {
    StringBuffer sqlBuffer = new StringBuffer();
    try {                       
      sqlBuffer.append("DELETE FROM items WHERE ID=");
      sqlBuffer.append(id);
      excecuteUpdateQuery(sqlBuffer.toString());                     
    } catch (SQLException e) {
      throw new RuntimeException(e);
    }   
  }
 
}
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