Coverage report

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ca.spaz.cron.datasource.www.Foodcatter
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 1   
 /*
 2   
  *******************************************************************************
 3   
  * Copyright (c) 2005 Chris Rose and AIMedia
 4   
  * All rights reserved. Foodcatter and the accompanying materials
 5   
  * are made available under the terms of the Common Public License v1.0
 6   
  * which accompanies this distribution, and is available at
 7   
  * http://www.eclipse.org/legal/cpl-v10.html
 8   
  *
 9   
  * Contributors:
 10   
  *     Chris Rose
 11   
  *******************************************************************************/
 12   
 package ca.spaz.cron.datasource.www;
 13   
 
 14   
 import java.io.*;
 15   
 import java.net.URL;
 16   
 import java.util.*;
 17   
 import java.util.regex.*;
 18   
 
 19   
 import org.apache.log4j.Logger;
 20   
 import org.htmlparser.util.Translate;
 21   
 
 22   
 import ca.spaz.cron.database.FoodGroup;
 23   
 
 24   
 /**
 25   
  * A junk class for testing food filter patterns on www datasources.
 26   
  *
 27   
  * @author Chris Rose
 28   
  */
 29   
 public class Foodcatter {
 30  0 
    private static final Pattern CK_COM_GROUP = Pattern
 31   
          .compile("<option value=\"(\\d+)\">([^<]+)</option>");
 32   
 
 33  0 
    private static final Pattern CK_COM_FN_END = Pattern.compile("</select>");
 34   
 
 35  0 
    private static final Pattern CK_COM_FN_START = Pattern
 36   
          .compile("<select name=\"filter\"");
 37   
 
 38   
    private static final String CK_COM_URL = "http://www.calorieking.com/foods/";
 39   
 
 40   
    private static final String ND_COM_URL = "http://www.nutritiondata.com/color/nutrition.js";
 41   
 
 42   
    /**
 43   
     * Logger for this class
 44   
     */
 45  0 
    private static final Logger logger = Logger.getLogger(Foodcatter.class);
 46   
 
 47  0 
    private static Foodcatter instance = null;
 48   
 
 49   
    private URL url;
 50   
 
 51  0 
    private static final Pattern ND_COM_FN_START = Pattern
 52   
          .compile("function +foodcat");
 53   
 
 54  0 
    private static final Pattern ND_COM_FN_END = Pattern.compile("}");
 55   
 
 56  0 
    private static final Pattern ND_COM_GROUP = CK_COM_GROUP;
 57   
 
 58   
    public static final Foodcatter getInstance() {
 59  0 
       if (null == instance) {
 60  0 
          instance = new Foodcatter();
 61   
       }
 62  0 
       return instance;
 63   
    }
 64   
 
 65  0 
    private Foodcatter() {
 66  0 
    }
 67   
 
 68   
    /**
 69   
     * @param sourceUrl
 70   
     * @param startGroups
 71   
     * @param endGroups
 72   
     * @param groupID
 73   
     * @return
 74   
     * @throws IOException
 75   
     */
 76   
    public List getFoodGroups(URL sourceUrl, Pattern startGroups,
 77   
          Pattern endGroups, Pattern groupID, int keyGroup, class="keyword">int nameGroup)
 78   
          throws IOException {
 79  0 
       InputStream ins = sourceUrl.openStream();
 80  0 
       BufferedReader br = new BufferedReader(class="keyword">new InputStreamReader(ins));
 81  0 
       String s = br.readLine();
 82  0 
       StringBuffer sb = new StringBuffer();
 83  0 
       while (s != null) {
 84  0 
          sb.append(s);
 85  0 
          s = br.readLine();
 86  0 
       }
 87   
 
 88  0 
       List ret = new ArrayList();
 89   
 
 90  0 
       Matcher matchFunction = startGroups.matcher(sb.toString());
 91  0 
       Matcher matchGroup = groupID.matcher(sb.toString());
 92  0 
       Matcher matchEnd = endGroups.matcher(sb.toString());
 93  0 
       if (matchFunction.find()) {
 94  0 
          if (logger.isDebugEnabled()) {
 95  0 
             logger.debug("getFoodGroups() - Found function start");
 96   
          }
 97  0 
          int sidx = matchFunction.end();
 98  0 
          int eidx = -1;
 99  0 
          if (matchEnd.find(sidx)) {
 100  0 
             eidx = matchEnd.start();
 101   
          }
 102  0 
          if (eidx < 0) {
 103  0 
             logger.error("getFoodGroups() - No end to function", null);
 104  0 
             ret = Collections.EMPTY_LIST;
 105  0 
             return ret;
 106   
          }
 107  0 
          while (sidx < eidx && sidx > 0) {
 108  0 
             if (matchGroup.find(sidx)) {
 109  0 
                sidx = matchGroup.end();
 110  0 
                WWWFoodGroup fg = new WWWFoodGroup(matchGroup.group(keyGroup),
 111   
                      Translate.decode(matchGroup.group(nameGroup)));
 112  0 
                ret.add(fg);
 113  0 
             } else {
 114  0 
                sidx = -1;
 115   
             }
 116  0 
          }
 117   
       }
 118  0 
       return ret;
 119   
    }
 120   
 
 121   
    public static void main(String[] args) throws IOException {
 122  0 
       List lis = getInstance().getFoodGroups(new URL(ND_COM_URL),
 123   
             ND_COM_FN_START, ND_COM_FN_END, ND_COM_GROUP, 1, 2);
 124  0 
       List lis2 = getInstance().getFoodGroups(new URL(CK_COM_URL),
 125   
             CK_COM_FN_START, CK_COM_FN_END, CK_COM_GROUP, 1, 2);
 126  0 
       for (Iterator iter = lis.iterator(); iter.hasNext();) {
 127  0 
          FoodGroup g = (FoodGroup) iter.next();
 128  0 
          System.out.println(g);
 129  0 
       }
 130  0 
       for (Iterator iter = lis2.iterator(); iter.hasNext();) {
 131  0 
          FoodGroup g = (FoodGroup) iter.next();
 132  0 
          System.out.println(g);
 133  0 
       }
 134  0 
    }
 135   
 
 136   
 }

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