001    /*
002     * 
003     * $Revision: 15330 $ $Date: 2009-06-08 15:47:06 +0200 (Mon, 08 Jun 2009) $
004     *
005     * This file is part of ***  M y C o R e  ***
006     * See http://www.mycore.de/ for details.
007     *
008     * This program is free software; you can use it, redistribute it
009     * and / or modify it under the terms of the GNU General Public License
010     * (GPL) as published by the Free Software Foundation; either version 2
011     * of the License or (at your option) any later version.
012     *
013     * This program is distributed in the hope that it will be useful, but
014     * WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
016     * GNU General Public License for more details.
017     *
018     * You should have received a copy of the GNU General Public License
019     * along with this program, in a file called gpl.txt or license.txt.
020     * If not, write to the Free Software Foundation Inc.,
021     * 59 Temple Place - Suite 330, Boston, MA  02111-1307 USA
022     */
023    
024    package org.mycore.frontend.indexbrowser.sql;
025    
026    import java.util.StringTokenizer;
027    
028    import javax.servlet.http.HttpServletRequest;
029    
030    /**
031     * @author Frank Lützenkirchen
032     */
033    class MCRBrowseRequest {
034        String index;
035    
036        int from = 1;
037    
038        int to = Integer.MAX_VALUE;
039    
040        StringBuffer path;
041    
042        String search;
043    
044        String mode;
045    
046        MCRBrowseRequest(HttpServletRequest req) {
047            StringTokenizer st = new StringTokenizer(req.getPathInfo(), "/-");
048    
049            if (!st.hasMoreTokens()) {
050                throw new RuntimeException();
051            }
052    
053            index = st.nextToken();
054    
055            path = new StringBuffer(index);
056            path.append("/");
057    
058            while (st.countTokens() > 1)
059                addRange(st.nextToken(), st.nextToken());
060    
061            search = req.getParameter("search");
062            mode = req.getParameter("mode");
063        }
064    
065        void addRange(String from, String to) {
066            this.from = Integer.parseInt(from);
067            this.to = Integer.parseInt(to);
068            path.append(this.from);
069            path.append("-");
070            path.append(this.to);
071            path.append("/");
072        }
073    
074        String getCanonicalRequestPath() {
075            return "index/" + path.toString();
076        }
077    
078        int getFrom() {
079            return from;
080        }
081    
082        int getTo() {
083            return to;
084        }
085    
086        String getIndex() {
087            return index;
088        }
089    }