/*
* 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
*
* Created on 24/05/2004 12:25:35
* The JForum Project
* http://www.jforum.net
*/
package net.jforum.dao.sqlserver2000;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import net.jforum.JForumExecutionContext;
import net.jforum.dao.generic.GenericTopicDAO;
import net.jforum.entities.Topic;
import net.jforum.entities.User;
import net.jforum.exceptions.DatabaseException;
import net.jforum.repository.ForumRepository;
import net.jforum.util.DbUtils;
import net.jforum.util.preferences.ConfigKeys;
import net.jforum.util.preferences.SystemGlobals;
/**
* @author Andre de Andrade da Silva - andre.de.andrade@gmail.com
* @author Dirk Rasmussen - d.rasmussen@bevis.de (2006/11/27, modifs for MS SqlServer 2005)
* @author Andowson Chang - andowson@gmail.com (2007/12/06, fix for MS SQL Server 2000)
* @see WEB-INF\config\database\sqlserver\sqlserver.sql (2006/11/27, MS SqlServer 2005 specific version!)
* @version $Id: SqlServer2000TopicDAO.java,v 1.2 2008/01/22 23:52:41 rafaelsteil Exp $
*/
public class SqlServer2000TopicDAO extends GenericTopicDAO
{
/**
* @see net.jforum.dao.TopicDAO#selectAllByForumByLimit(int, int, int)
*/
public List selectAllByForumByLimit(int forumId, int startFrom, int count)
{
String sql = SystemGlobals.getSql("TopicModel.selectAllByForumByLimit");
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(sql,
ResultSet.TYPE_SCROLL_INSENSITIVE,
ResultSet.CONCUR_READ_ONLY);
p.setInt(1, startFrom + count);
p.setInt(2, forumId);
p.setInt(3, forumId);
return this.fillTopicsDataByLimit(p, startFrom);
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
/**
* @see net.jforum.dao.TopicDAO#selectByUserByLimit(int, int, int)
*/
public List selectByUserByLimit(int userId, int startFrom, int count)
{
String sql = SystemGlobals.getSql("TopicModel.selectByUserByLimit");
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(
sql.replaceAll(":fids:",
ForumRepository.getListAllowedForums()),
ResultSet.TYPE_SCROLL_INSENSITIVE,
ResultSet.CONCUR_READ_ONLY);
p.setInt(1, startFrom + count);
p.setInt(2, userId);
List list = this.fillTopicsDataByLimit(p, startFrom);
p = null;
return list;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
/**
* Fills all topic data. The method will try to get all fields from the
* topics table, as well information about the user who made the first
* and the last post in the topic. <br>
* <b>The method <i>will</i> close the <i>PreparedStatement</i></b>
*
* @param p
* the PreparedStatement to execute
* @return A list with all topics found
* @throws SQLException
*/
private List fillTopicsDataByLimit(PreparedStatement p, int startFrom) {
List l = new ArrayList();
ResultSet rs = null;
try {
rs = p.executeQuery();
rs.absolute(startFrom);
SimpleDateFormat df = new SimpleDateFormat(SystemGlobals
.getValue(ConfigKeys.DATE_TIME_FORMAT));
StringBuffer sbFirst = new StringBuffer(128);
StringBuffer sbLast = new StringBuffer(128);
while (rs.next()) {
Topic t = this.getBaseTopicData(rs);
// Posted by
User u = new User();
u.setId(rs.getInt("user_id"));
t.setPostedBy(u);
// Last post by
u = new User();
u.setId(rs.getInt("last_user_id"));
t.setLastPostBy(u);
t.setHasAttach(rs.getInt("attach") > 0);
t.setFirstPostTime(df.format(rs.getTimestamp("topic_time")));
t.setLastPostTime(df.format(rs.getTimestamp("post_time")));
t.setLastPostDate(new Date(rs.getTimestamp("post_time")
.getTime()));
l.add(t);
sbFirst.append(rs.getInt("user_id")).append(',');
sbLast.append(rs.getInt("last_user_id")).append(',');
}
rs.close();
rs = null;
p.close();
p = null;
// Users
if (sbFirst.length() > 0) {
sbLast.delete(sbLast.length() - 1, sbLast.length());
String sql = SystemGlobals
.getSql("TopicModel.getUserInformation");
sql = sql.replaceAll("#ID#", sbFirst.toString()
+ sbLast.toString());
Map users = new HashMap();
p = JForumExecutionContext.getConnection()
.prepareStatement(sql);
rs = p.executeQuery();
while (rs.next()) {
users.put(new Integer(rs.getInt("user_id")), rs
.getString("username"));
}
rs.close();
rs = null;
p.close();
p = null;
for (Iterator iter = l.iterator(); iter.hasNext();) {
Topic t = (Topic) iter.next();
t.getPostedBy().setUsername(
(String) users.get(new Integer(t.getPostedBy()
.getId())));
t.getLastPostBy().setUsername(
(String) users.get(new Integer(t.getLastPostBy()
.getId())));
}
}
return l;
} catch (SQLException e) {
throw new DatabaseException(e);
} finally {
DbUtils.close(rs, p);
}
}
/**
* @see net.jforum.dao.TopicDAO#selectRecentTopics(int)
*/
public List selectRecentTopics(int limit)
{
String sql = SystemGlobals.getSql("TopicModel.selectRecentTopicsByLimit");
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(sql);
p.setInt(1, limit);
List list = this.fillTopicsData(p);
return list;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
/**
* @see net.jforum.dao.TopicDAO#selectHottestTopics(int)
*/
public List selectHottestTopics(int limit)
{
String sql = SystemGlobals.getSql("TopicModel.selectHottestTopicsByLimit");
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(sql);
p.setInt(1, limit);
List list = this.fillTopicsData(p);
p = null;
return list;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
}