Android Open Source - RSS-Steam Rss Parser

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License

The source code is released under:

Apache License

Java Source Code

package com.jddmxgg.ofertassteam;
/*  ww w .j  a v a2s  .  c  om*/
import java.io.IOException;
import java.io.InputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Locale;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import android.util.Xml;

public class RssParser
{

  private final String ns = null;
  SimpleDateFormat formatter = new SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss Z", Locale.ENGLISH);
  Calendar mCalendar = Calendar.getInstance();

  public List<RssItem> parse(InputStream inputStream) throws XmlPullParserException, IOException
  {
    try
    {
      XmlPullParser parser = Xml.newPullParser();
      parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, false);
      parser.setInput(inputStream, null);
      parser.nextTag();
      return readFeed(parser);
    }
    finally
    {
      if(inputStream != null)
        inputStream.close();
    }
  }

  @SuppressWarnings("deprecation")
  private List<RssItem> readFeed(XmlPullParser parser) throws XmlPullParserException, IOException
  {
    parser.require(XmlPullParser.START_TAG, null, "rss");
    String title = null;
    String link = null;
    String description = null;
    String month = null;
    String day = null;
    List<RssItem> items = new ArrayList<RssItem>();
    while (parser.next() != XmlPullParser.END_DOCUMENT)
    {
      if (parser.getEventType() != XmlPullParser.START_TAG)
      {
        continue;
      }
      String name = parser.getName();
      if (name.equals("title"))
      {
        title = readTitle(parser);
      }
      else if (name.equals("link"))
      {
        link = readLink(parser);
      }
      else if (name.equals("description"))
      {
        description = readDescription(parser);
      }
      else if (name.equals("pubDate"))
      {
        month = readDate(parser);
        try
        {
          Date d = formatter.parse(month);
          month = String.valueOf(d.getMonth() + 1);
          day = String.valueOf(d.getDate());
        }
        catch (Exception e)
        {
          e.printStackTrace();
        }

      }
      if (title != null && link != null && description != null)
      {
        // Aqui habr que mirar de meter vayaansias y ofertas de un panda.
        if (!title.equals("Huntgames.es") && !title.equals("SteamOfertas") && !title.equals("Ofertas de un Panda") && !title.equals("VayaAnsias - Ofertas de Videojuegos de PC"))
        {
          RssItem item = new RssItem(title, link, description, month, day, null);
          items.add(item);
        }
        title = null;
        link = null;
        description = null;
        month = null;
      }
    }
    return items;
  }

  //Pick the link to the web 
  private String readLink(XmlPullParser parser) throws XmlPullParserException, IOException
  {
    parser.require(XmlPullParser.START_TAG, ns, "link");
    String link = readText(parser);
    parser.require(XmlPullParser.END_TAG, ns, "link");
    return link;
  }

  //Pick the date to the web 
  private String readDate(XmlPullParser parser) throws XmlPullParserException, IOException
  {
    parser.require(XmlPullParser.START_TAG, ns, "pubDate");
    String date = readText(parser);
    parser.require(XmlPullParser.END_TAG, ns, "pubDate");
    return date;
  }

  //Pick the title of article
  private String readTitle(XmlPullParser parser) throws XmlPullParserException, IOException
  {
    parser.require(XmlPullParser.START_TAG, ns, "title");
    String title = readText(parser);
    parser.require(XmlPullParser.END_TAG, ns, "title");
    return title;
  }

  //Pick the description of article 
  private String readDescription(XmlPullParser parser) throws XmlPullParserException, IOException
  {
    parser.require(XmlPullParser.START_TAG, ns, "description");
    String description = readText(parser);
    parser.require(XmlPullParser.END_TAG, ns, "description");
    return description;
  }

  // For the tags title and link, extract their text values.
  private String readText(XmlPullParser parser) throws IOException, XmlPullParserException
  {
    String result = "";
    if (parser.next() == XmlPullParser.TEXT)
    {
      result = parser.getText();
      parser.nextTag();
    }
    return result;
  }

}

Java Source Code List

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