Now u have the code.so far so good.
Now point us where u have error?
Check ur log?
Don't expect someone will copy paste ur code to run n find the error?
What abt ur manifest file?
Ur prermission?
On Jan 12, 2012 12:35 PM, "chowdary nani" <[email protected]> wrote:
> Hi All,
> I am working on rss parsing i am unable to display the rss feeds and i am
> unable to find the problem.
> here is my code
>
> public class RSSReader extends Activity implements OnItemClickListener {
>
> public final String RSSFEEDOFCHOICE = "
> http://www.ibm.com/developerworks/views/rss/customrssatom.jsp?zone_by=XML&zone_by=Java&zone_by=Rational&zone_by=Linux&zone_by=Open+source&zone_by=WebSphere&type_by=Tutorials&search_by=&day=1&month=06&year=2007&max_entries=20&feed_by=rss&isGUI=true&Submit.x=48&Submit.y=14
> ";
>
> private static final int SELECT = 0;
> private static final int REFRESH = 1;
>
> 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);
>
> // go get our feed!
> feed = getFeed(RSSFEEDOFCHOICE);
>
> // display UI
> UpdateDisplay();
>
> }
>
> private RSSFeed getFeed(String urlToRssFeed) {
> try {
> // setup the url
> URL url = new URL(urlToRssFeed);
>
> // create the factory
> SAXParserFactory factory = SAXParserFactory.newInstance();
> // create a parser
> SAXParser parser = factory.newSAXParser();
>
> // create the reader (scanner)
> XMLReader xmlreader = parser.getXMLReader();
> // instantiate our handler
> RSSHandler theRssHandler = new RSSHandler();
> // assign our handler
> xmlreader.setContentHandler(theRssHandler);
> // get our data via the url class
> InputSource is = new InputSource(url.openStream());
> // perform the synchronous parse
> xmlreader.parse(is);
> // get the results - should be a fully populated RSSFeed
> instance,
> // or null on error
> return theRssHandler.getFeed();
> } catch (Exception ee) {
> // if we have a problem, simply return null
> return null;
> }
> }
>
> public boolean onCreateOptionsMenu(Menu menu) {
> super.onCreateOptionsMenu(menu);
> menu.add(0, RSSReader.SELECT, 0, "Choose RSS Feed").setIcon(
> android.R.drawable.ic_menu_mapmode);
> // menu.add(0,0,"Choose RSS Feed");
> // menu.add(0,1,"Refresh");
> menu.add(0, RSSReader.REFRESH, 0, "Refresh").setIcon(
> android.R.drawable.ic_menu_mapmode);
> Log.i(tag, "onCreateOptionsMenu");
> return true;
> }
>
> @Override
> public boolean onMenuItemSelected(final int featureId, final MenuItem
> item) {
> switch (item.getItemId()) {
> case RSSReader.SELECT:
>
> Log.i(tag, "Set RSS Feed");
> return true;
> case RSSReader.REFRESH:
> Log.i(tag, "Refreshing RSS Feed");
> return true;
> }
> return false;
> }
>
> private void UpdateDisplay() {
> TextView feedtitle = (TextView) findViewById(R.id.feedtitle);
> TextView feedpubdate = (TextView) findViewById(R.id.feedpubdate);
> ListView itemlist = (ListView) findViewById(R.id.itemlist);
>
> if (feed == null) {
> feedtitle.setText("No RSS Feed Available");
> return;
> }
>
> feedtitle.setText(feed.getTitle());
> feedpubdate.setText(feed.getPubDate());
>
> ArrayAdapter<RSSItem> adapter = new ArrayAdapter<RSSItem>(this,
> android.R.layout.simple_list_item_1, feed.getAllItems());
>
> itemlist.setAdapter(adapter);
>
> itemlist.setOnItemClickListener(this);
>
> itemlist.setSelection(0);
>
> }
>
> public void onItemClick(AdapterView parent, View v, int position, long
> id) {
> Log.i(tag, "item clicked! [" + feed.getItem(position).getTitle() +
> "]");
>
> Intent itemintent = new Intent(this, ShowDescription.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.INTENT", b);
>
> // startSubActivity(itemintent,0);
> startActivity(itemintent);
> }
>
> }
> public class RSSReader extends Activity implements OnItemClickListener {
>
> public final String RSSFEEDOFCHOICE = "
> http://www.ibm.com/developerworks/views/rss/customrssatom.jsp?zone_by=XML&zone_by=Java&zone_by=Rational&zone_by=Linux&zone_by=Open+source&zone_by=WebSphere&type_by=Tutorials&search_by=&day=1&month=06&year=2007&max_entries=20&feed_by=rss&isGUI=true&Submit.x=48&Submit.y=14
> ";
>
> private static final int SELECT = 0;
> private static final int REFRESH = 1;
>
> 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);
>
> // go get our feed!
> feed = getFeed(RSSFEEDOFCHOICE);
>
> // display UI
> UpdateDisplay();
>
> }
>
> private RSSFeed getFeed(String urlToRssFeed) {
> try {
> // setup the url
> URL url = new URL(urlToRssFeed);
>
> // create the factory
> SAXParserFactory factory = SAXParserFactory.newInstance();
> // create a parser
> SAXParser parser = factory.newSAXParser();
>
> // create the reader (scanner)
> XMLReader xmlreader = parser.getXMLReader();
> // instantiate our handler
> RSSHandler theRssHandler = new RSSHandler();
> // assign our handler
> xmlreader.setContentHandler(theRssHandler);
> // get our data via the url class
> InputSource is = new InputSource(url.openStream());
> // perform the synchronous parse
> xmlreader.parse(is);
> // get the results - should be a fully populated RSSFeed
> instance,
> // or null on error
> return theRssHandler.getFeed();
> } catch (Exception ee) {
> // if we have a problem, simply return null
> return null;
> }
> }
>
> public boolean onCreateOptionsMenu(Menu menu) {
> super.onCreateOptionsMenu(menu);
> menu.add(0, RSSReader.SELECT, 0, "Choose RSS Feed").setIcon(
> android.R.drawable.ic_menu_mapmode);
> // menu.add(0,0,"Choose RSS Feed");
> // menu.add(0,1,"Refresh");
> menu.add(0, RSSReader.REFRESH, 0, "Refresh").setIcon(
> android.R.drawable.ic_menu_mapmode);
> Log.i(tag, "onCreateOptionsMenu");
> return true;
> }
>
>
> private void UpdateDisplay() {
> TextView feedtitle = (TextView) findViewById(R.id.feedtitle);
> TextView feedpubdate = (TextView) findViewById(R.id.feedpubdate);
> ListView itemlist = (ListView) findViewById(R.id.itemlist);
>
> if (feed == null) {
> feedtitle.setText("No RSS Feed Available");
> return;
> }
>
> feedtitle.setText(feed.getTitle());
> feedpubdate.setText(feed.getPubDate());
>
> ArrayAdapter<RSSItem> adapter = new ArrayAdapter<RSSItem>(this,
> android.R.layout.simple_list_item_1, feed.getAllItems());
>
> itemlist.setAdapter(adapter);
>
> itemlist.setOnItemClickListener(this);
>
> itemlist.setSelection(0);
>
> }
>
>
> }
>
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