Android 手机系统的rss reader源代码

package com.rss_reader; //Download by http://www.codefans.net import java.net.URL; import javax.xml.parsers.SAXParser; import javax.xml.parsers.SAXParserFactory; import org.xml.sax.InputSource; import org.xml.sax.XMLReader; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget.ListView; import android.widget.SimpleAdapter; import android.widget.AdapterView.OnItemClickListener; import com.rss_reader.data.RSSFeed; import com.rss_reader.data.RSSItem; import com.rss_reader.sax.RSSHandler; public class ActivityMain extends Activity implements OnItemClickListener { // public final String RSS_URL = "http://rubyjin.cn/blog/rss"; public final String RSS_URL = "http://feed.feedsky.com/yeeyan_top"; public final String tag = "RSSReader"; private RSSFeed feed = null; /** Called when the activity is first created. */ public void onCreate(Bundle icicle) { super.onCreate(icicle); setContentView(R.layout.main); feed = getFeed(RSS_URL); showListView(); } private RSSFeed getFeed(String urlString) { try { URL url = new URL(urlString); SAXParserFactory factory = SAXParserFactory.newInstance(); SAXParser parser = factory.newSAXParser(); XMLReader xmlreader = parser.getXMLReader(); RSSHandler rssHandler = new RSSHandler(); xmlreader.setContentHandler(rssHandler); InputSource is = new InputSource(url.openStream()); xmlreader.parse(is); return rssHandler.getFeed(); } catch (Exception ee) { return null; } } private void showListView() { ListView itemlist = (ListView) findViewById(R.id.itemlist); if (feed == null) { setTitle("访问的RSS无效"); return; } SimpleAdapter adapter = new SimpleAdapter(this, feed.getAllItemsForListView(), android.R.layout.simple_list_item_2, new String[] { RSSItem.TITLE,RSSItem.PUBDATE }, new int[] { android.R.id.text1 , android.R.id.text2}); itemlist.setAdapter(adapter); itemlist.setOnItemClickListener(this); itemlist.setSelection(0); } public void onItemClick(AdapterView parent, View v, int position, long id) { Intent itemintent = new Intent(this,ActivityShowDescription.class); Bundle b = new Bundle(); b.putString("title", feed.getItem(position).getTitle()); b.putString("description", feed.getItem(position).getDescription()); b.putString("link", feed.getItem(position).getLink()); b.putString("pubdate", feed.getItem(position).getPubDate()); itemintent.putExtra("android.intent.extra.rssItem", b); startActivityForResult(itemintent, 0); } }