/*
* 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: Mar 6, 2003 / 11:09:34 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 java.util.Iterator;
import net.jforum.JForumExecutionContext;
import net.jforum.entities.Category;
import net.jforum.exceptions.DatabaseException;
import net.jforum.util.DbUtils;
import net.jforum.util.preferences.SystemGlobals;
/**
* @author Rafael Steil
* @version $Id: GenericCategoryDAO.java,v 1.9 2007/07/28 14:17:10 rafaelsteil Exp $
*/
public class GenericCategoryDAO extends AutoKeys implements net.jforum.dao.CategoryDAO
{
/**
* @see net.jforum.dao.CategoryDAO#selectById(int)
*/
public Category selectById(int categoryId)
{
PreparedStatement p = null;
ResultSet rs = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(
SystemGlobals.getSql("CategoryModel.selectById"));
p.setInt(1, categoryId);
rs = p.executeQuery();
Category c = new Category();
if (rs.next()) {
c = this.getCategory(rs);
}
return c;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(rs, p);
}
}
/**
* @see net.jforum.dao.CategoryDAO#selectAll()
*/
public List selectAll()
{
PreparedStatement p = null;
ResultSet rs = null;
try {
p = JForumExecutionContext.getConnection()
.prepareStatement(SystemGlobals.getSql("CategoryModel.selectAll"));
List l = new ArrayList();
rs = p.executeQuery();
while (rs.next()) {
l.add(this.getCategory(rs));
}
return l;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(rs, p);
}
}
protected Category getCategory(ResultSet rs) throws SQLException
{
Category c = new Category();
c.setId(rs.getInt("categories_id"));
c.setName(rs.getString("title"));
c.setOrder(rs.getInt("display_order"));
c.setModerated(rs.getInt("moderated") == 1);
c.setParentId(rs.getInt("parent_id"));
return c;
}
/**
* @see net.jforum.dao.CategoryDAO#canDelete(int)
*/
public boolean canDelete(int categoryId)
{
PreparedStatement p = null;
ResultSet rs = null;
try {
p = JForumExecutionContext.getConnection()
.prepareStatement(SystemGlobals.getSql("CategoryModel.canDelete"));
p.setInt(1, categoryId);
rs = p.executeQuery();
return !rs.next() || rs.getInt("total") < 1;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(rs, p);
}
}
/**
* @see net.jforum.dao.CategoryDAO#delete(int)
*/
public void delete(int categoryId)
{
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(SystemGlobals.getSql("CategoryModel.delete"));
p.setInt(1, categoryId);
p.executeUpdate();
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
/**
* @see net.jforum.dao.CategoryDAO#update(net.jforum.entities.Category)
*/
public void update(Category category)
{
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(SystemGlobals.getSql("CategoryModel.update"));
p.setString(1, category.getName());
p.setInt(2, category.isModerated() ? 1 : 0);
p.setInt(3,category.getParentId());
p.setInt(4, category.getId());
p.executeUpdate();
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
/**
* @see net.jforum.dao.CategoryDAO#addNew(net.jforum.entities.Category)
*/
public int addNew(Category category)
{
int order = 1;
ResultSet rs = null;
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(
SystemGlobals.getSql("CategoryModel.getMaxOrder"));
rs = p.executeQuery();
if (rs.next()) {
order = rs.getInt(1) + 1;
}
rs.close();
rs = null;
p.close();
p = null;
p = this.getStatementForAutoKeys("CategoryModel.addNew");
p.setString(1, category.getName());
p.setInt(2, order);
p.setInt(3, category.isModerated() ? 1 : 0);
p.setInt(4, category.getParentId());
this.setAutoGeneratedKeysQuery(SystemGlobals.getSql("CategoryModel.lastGeneratedCategoryId"));
int id = this.executeAutoKeysQuery(p);
category.setId(id);
category.setOrder(order);
return id;
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(rs, p);
}
}
/**
* @see net.jforum.dao.CategoryDAO#setOrderUp(Category, Category)
*/
public void setOrderUp(Category category, Category relatedCategory)
{
this.setOrder(category, relatedCategory);
}
/**
* @see net.jforum.dao.CategoryDAO#setOrderDown(Category, Category)
*/
public void setOrderDown(Category category, Category relatedCategory)
{
this.setOrder(category, relatedCategory);
}
/**
* @param category Category
* @param otherCategory Category
*/
private void setOrder(Category category, Category otherCategory)
{
int tmpOrder = otherCategory.getOrder();
otherCategory.setOrder(category.getOrder());
category.setOrder(tmpOrder);
PreparedStatement p = null;
try {
p = JForumExecutionContext.getConnection().prepareStatement(
SystemGlobals.getSql("CategoryModel.setOrderById"));
p.setInt(1, otherCategory.getOrder());
p.setInt(2, otherCategory.getId());
p.executeUpdate();
p.close();
p = null;
p = JForumExecutionContext.getConnection().prepareStatement(
SystemGlobals.getSql("CategoryModel.setOrderById"));
p.setInt(1, category.getOrder());
p.setInt(2, category.getId());
p.executeUpdate();
}
catch (SQLException e) {
throw new DatabaseException(e);
}
finally {
DbUtils.close(p);
}
}
}