src/net/yacy/rss/RSSFeedParser.java

   1 package net.yacy.rss;
   2
   3 import java.io.IOException;
   4 import java.io.InputStream;
   5 import java.io.StringReader;
   6 import java.net.MalformedURLException;
   7 import java.net.URL;
   8 import java.util.ArrayList;
   9 import java.util.Iterator;
  10 import java.util.List;
  11
  12 import javax.xml.parsers.ParserConfigurationException;
  13 import javax.xml.parsers.SAXParser;
  14 import javax.xml.parsers.SAXParserFactory;
  15
  16 import org.jdom.Document;
  17 import org.jdom.Element;
  18 import org.jdom.JDOMException;
  19 import org.jdom.Text;
  20 import org.jdom.input.SAXBuilder;
  21
  22 import org.json.JSONArray;
  23 import org.json.JSONException;
  24 import org.json.JSONObject;
  25 import org.xml.sax.InputSource;
  26 import org.xml.sax.SAXException;
  27 import org.xml.sax.XMLReader;
  28 import org.xml.sax.helpers.DefaultHandler;
  29
  30 import android.content.Context;
  31 import android.widget.Toast;
  32
  33
  34 public class RSSFeedParser
  35 {
  36         static final String TITLE = "title";
  37         static final String DESCRIPTION = "description";
  38         static final String CHANNEL = "channel";
  39         static final String LANGUAGE = "language";
  40         static final String COPYRIGHT = "copyright";
  41         static final String LINK = "link";
  42         static final String AUTHOR = "author";
  43         static final String ITEM = "item";
  44         static final String PUB_DATE = "pubDate";
  45         static final String GUID = "guid";
  46
  47
  48
  49
  50         @SuppressWarnings("null")
  51         public ArrayList readFeed(StringBuilder rss)
  52         {
  53                 Feed feed = null;
  54                 FeedMessage fm = new FeedMessage();
  55                 boolean isFeedHeader = true;
  56                 // Set header values intial to the empty string
  57                 String description = "";
  58                 String title = "";
  59                 String link = "";
  60                 String language = "";
  61                 String copyright = "";
  62                 String author = "";
  63                 String pubdate = "";
  64                 String guid = "";
  65                 Document doc = null;
  66                 Element root;
  67                 Element itemListe;
  68                 Element item;
  69                 Iterator iter;
  70 List liste = null;
  71 JSONArray feld = null;
  72 String tmp;
  73 Text text;
  74
  75                 SAXBuilder builder = new SAXBuilder();
  76                 try
  77                 {
  78                         // Die Ergebnisse "raussuchen"
  79                         doc = builder.build(new StringReader(rss.toString()));
  80                         root = doc.getRootElement();
  81                         itemListe = root.getChild("channel");
  82                         iter = itemListe.getDescendants();
  83                         // alle Items auslesen und die Links auslesen
  84                         while (iter.hasNext())
  85                         {
  86                                 // Ist Item = Text dann überlesen
  87                                 // anderenfalls die Rückgabe füllen
  88                                 try
  89                                 {
  90                                         item = (Element) iter.next();
  91                                         tmp = item.getName();
  92                                         if ((tmp.equals("title")) || (tmp.equals("link")))
  93                                         {
  94                                                 if (tmp.equals("title"))
  95                                                 {
  96                                                         fm.setTitle(item.getValue());
  97                                                 }
  98                                                 if (tmp.equals("link"))
  99                                                 {
 100                                                         fm.setLink(item.getValue());
 101                                                         liste.add(fm);
 102                                                 }
 103
 104                                         }
 105
 106                                 }
 107                                 catch (Exception e)
 108                                 {
 109 System.out.println("test1");
 110                                 }
 111 System.out.println("test2");
 112                         }
 113
 114                 }
 115                 catch (JDOMException e)
 116                 {
 117                         // TODO Auto-generated catch block
 118                         e.printStackTrace();
 119                 }
 120                 catch (IOException e)
 121                 {
 122                         // TODO Auto-generated catch block
 123                         e.printStackTrace();
 124                 }
 125
 126
 127                 return (ArrayList)liste;
 128
 129         }
 130
 131 }