GenericTreeGroupDAO.java :  » Forum » JForum-2.1.8 » net » jforum » dao » generic » Java Open Source

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JForum 2.1.8 » net » jforum » dao » generic » GenericTreeGroupDAO.java
/*
 * Copyright (c) JForum Team
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, 
 * with or without modification, are permitted provided 
 * that the following conditions are met:
 * 
 * 1) Redistributions of source code must retain the above 
 * copyright notice, this list of conditions and the 
 * following  disclaimer.
 * 2)  Redistributions in binary form must reproduce the 
 * above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or 
 * other materials provided with the distribution.
 * 3) Neither the name of "Rafael Steil" nor 
 * the names of its contributors may be used to endorse 
 * or promote products derived from this software without 
 * specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT 
 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY 
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 
 * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 
 * IN CONTRACT, STRICT LIABILITY, OR TORT 
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 * 
 * This file creation date: May 3, 2003 / 2:39:52 PM
 * The JForum Project
 * http://www.jforum.net
 */
package net.jforum.dao.generic;

import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import net.jforum.JForumExecutionContext;
import net.jforum.exceptions.DatabaseException;
import net.jforum.util.DbUtils;
import net.jforum.util.GroupNode;
import net.jforum.util.preferences.SystemGlobals;

/**
 * @author Rafael Steil
 * @version $Id: GenericTreeGroupDAO.java,v 1.8 2006/08/23 02:13:42 rafaelsteil Exp $
 */
public class GenericTreeGroupDAO implements net.jforum.dao.TreeGroupDAO
{
  /**
   * @see net.jforum.dao.TreeGroupDAO#selectGroups(int)
   */
  public List selectGroups(int parentId)
  {
    List list = new ArrayList();

    PreparedStatement p = null;
    ResultSet rs = null;
    try {
      p = JForumExecutionContext.getConnection().prepareStatement(SystemGlobals.getSql("TreeGroup.selectGroup"));
      p.setInt(1, parentId);

      rs = p.executeQuery();

      while (rs.next()) {
        GroupNode n = new GroupNode();
        n.setName(rs.getString("group_name"));
        n.setId(rs.getInt("group_id"));

        list.add(n);
      }

      return list;
    }
    catch (SQLException e) {
      throw new DatabaseException(e);
    }
    finally {
      DbUtils.close(rs, p);
    }
  }
}
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