001/**
002 * Copyright (C) 2014  Universidade de Aveiro, DETI/IEETA, Bioinformatics Group - http://bioinformatics.ua.pt/
003 *
004 * This file is part of Dicoogle/dicoogle.
005 *
006 * Dicoogle/dicoogle is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * Dicoogle/dicoogle is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with Dicoogle.  If not, see <http://www.gnu.org/licenses/>.
018 */
019
020package pt.ua.dicoogle.server.web.servlets.management;
021
022import java.io.IOException;
023import java.net.URI;
024import java.net.URISyntaxException;
025import java.util.Arrays;
026import java.util.List;
027
028import javax.servlet.ServletException;
029import javax.servlet.http.HttpServlet;
030import javax.servlet.http.HttpServletRequest;
031import javax.servlet.http.HttpServletResponse;
032import org.slf4j.Logger;
033import org.slf4j.LoggerFactory;
034
035import pt.ua.dicoogle.plugins.PluginController;
036
037/** Unindexer servlet.
038 * 
039 * @author Eduardo Pinho <eduardopinho@ua.pt>
040 */
041public class UnindexServlet extends HttpServlet {
042
043    private static final Logger logger = LoggerFactory.getLogger(UnindexServlet.class);
044    
045    /**
046     */
047    private static final long serialVersionUID = 1L;
048
049    @Override
050    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
051
052        // Getting Parameters.
053        String[] uris = req.getParameterValues("uri");
054        String[] providerArr = req.getParameterValues("provider");
055
056        List<String> providers = providerArr != null ? Arrays.asList(providerArr) : null;
057
058        if (uris == null) {
059            resp.sendError(400, "No uri provided");
060            return;
061        }
062
063        URI[] effUris = new URI[uris.length];
064        try {
065            for (int i = 0 ; i < effUris.length ; i++) {
066                effUris[i] = new URI(uris[i]);
067            }
068        } catch (URISyntaxException ex) {
069            logger.info("Received bad URI", ex);
070            resp.sendError(400, "Bad URI: " + ex.getInput());
071            return;
072        }
073
074        // unindex
075        for (URI uri : effUris) {
076            try {
077                PluginController.getInstance().unindex(uri, providers);
078            } catch (RuntimeException ex) {
079                logger.error(ex.getMessage(), ex);
080            }
081        }
082
083        logger.info("Finished unindexing {}", Arrays.asList(uris));
084        resp.setStatus(200);
085    }
086}