/*
* regain - A file search engine providing plenty of formats
* Copyright (C) 2004 Til Schneider
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Contact: Til Schneider, info@murfman.de
*
* CVS information:
* $RCSfile$
* $Source$
* $Date: 2009-12-20 21:52:30 +0100 (So, 20 Dez 2009) $
* $Author: thtesche $
* $Revision: 452 $
*/
package net.sf.regain.search.sharedlib.stats;
import net.sf.regain.RegainException;
import net.sf.regain.search.SearchConstants;
import net.sf.regain.search.SearchToolkit;
import net.sf.regain.search.results.SearchResults;
import net.sf.regain.util.sharedtag.PageRequest;
import net.sf.regain.util.sharedtag.PageResponse;
import net.sf.regain.util.sharedtag.SharedTag;
/**
* Generates the number of the last hit shown on this page.
*
* @author Til Schneider, www.murfman.de
*/
public class ToTag extends SharedTag implements SearchConstants {
/**
* Called when the parser reaches the end tag.
*
* @param request The page request.
* @param response The page response.
* @throws RegainException If there was an exception.
*/
@Override
public void printEndTag(PageRequest request, PageResponse response)
throws RegainException
{
SearchResults results = SearchToolkit.getSearchResults(request);
int fromResult = request.getParameterAsInt(PARAM_FROM_RESULT, 0);
int maxResults = request.getParameterAsInt(PARAM_MAX_RESULTS, SearchConstants.DEFAULT_MAX_RESULTS);
int toResult = fromResult + maxResults - 1;
if (toResult >= results.getHitCount()) {
toResult = results.getHitCount() - 1;
}
response.print(Integer.toString(toResult + 1));
}
}