edu.txstate.dmlab.clusteringwiki.rest.SearchController.java Source code

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Here is the source code for edu.txstate.dmlab.clusteringwiki.rest.SearchController.java

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package edu.txstate.dmlab.clusteringwiki.rest;

/**
 *  ClusteringWiki - personalized and collaborative clustering of search results
 *  Copyright (C) 2010  Texas State University-San Marcos
 *  
 *  Contact: http://dmlab.cs.txstate.edu
 * 
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 * 
 *  This program 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 General Public License for more details.
 * 
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

import org.json.JSONArray;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;

import edu.txstate.dmlab.clusteringwiki.sources.BaseCWSearchResultCol;
import edu.txstate.dmlab.clusteringwiki.sources.ICWSearchResultCol;
import edu.txstate.dmlab.clusteringwiki.util.KeyGenerator;
import edu.txstate.dmlab.clusteringwiki.rest.BaseRestController;

/**
 * Controller for search abstraction
 * 
 * @author David C. Anastasiu
 *
 */

@Controller
public class SearchController extends BaseRestController {

    /**
     * Execute search
     * @param service the service the user has chosen to execute query in
     * @param icwservice underlying ICWSearcher service to be used when searching
     * @param query query to be executed
     * @param numResults number of results to be retrieved
     * @param start first result to be retrieved
     * @param model
     * @return
     * @throws Exception
     */
    @RequestMapping("/search/{service}/{icwservice}/{query}/{numResults}/{start}")
    public String search(@PathVariable("service") String service, @PathVariable("icwservice") String icwservice,
            @PathVariable("query") String query, @PathVariable("numResults") String numResults,
            @PathVariable("start") String start, Model model) throws Exception {

        ICWSearchResultCol search = null;
        try {
            search = doSearch(service, icwservice, query, numResults, start);
        } catch (Exception e) {
            search = new BaseCWSearchResultCol();
            search.addError(e.getMessage());
            model.addAttribute("search", search);
            return "searchResultsView";
        }

        String clusterKey = KeyGenerator.getKey();
        search.setClusterKey(clusterKey);

        JSONArray searchParams = new JSONArray();
        searchParams.put(service);
        searchParams.put(icwservice);
        searchParams.put(query);
        searchParams.put(numResults);
        searchParams.put(start);

        model.addAttribute("search", search);
        return "searchResultsView";
    }

    /**
     * Execute search
     * @param service
     * @param icwservice
     * @param query
     * @param numResults
     * @param model
     * @return
     * @throws Exception
     */
    @RequestMapping("/search/{service}/{icwservice}/{query}/{numResults}")
    public String search(@PathVariable("service") String service, @PathVariable("icwservice") String icwservice,
            @PathVariable("query") String query, @PathVariable("numResults") String numResults, Model model)
            throws Exception {

        return search(service, icwservice, query, numResults, String.valueOf(DEFAULT_SEARCH_START), model);
    }

    /**
     * Execute search
     * @param service
     * @param icwservice
     * @param query
     * @param model
     * @return
     * @throws Exception
     */
    @RequestMapping("/search/{service}/{icwservice}/{query}")
    public String search(@PathVariable("service") String service, @PathVariable("icwservice") String icwservice,
            @PathVariable("query") String query, Model model) throws Exception {

        return search(service, icwservice, query, String.valueOf(DEFAULT_SEARCH_NUM_RESULTS),
                String.valueOf(DEFAULT_SEARCH_START), model);
    }

}