package net.sgoliver.android.xml;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import org.xml.sax.Attributes;
import android.sax.Element;
import android.sax.EndElementListener;
import android.sax.EndTextElementListener;
import android.sax.RootElement;
import android.sax.StartElementListener;
import android.util.Xml;
public class RssParserSax2
{
private URL rssUrl;
private Noticia noticiaActual;
public RssParserSax2(String url)
{
try
{
this.rssUrl = new URL(url);
}
catch (MalformedURLException e)
{
throw new RuntimeException(e);
}
}
public List<Noticia> parse()
{
final List<Noticia> noticias = new ArrayList<Noticia>();
RootElement root = new RootElement("rss");
Element channel = root.getChild("channel");
Element item = channel.getChild("item");
item.setStartElementListener(new StartElementListener(){
public void start(Attributes attrs) {
noticiaActual = new Noticia();
}
});
item.setEndElementListener(new EndElementListener(){
public void end() {
noticias.add(noticiaActual);
}
});
item.getChild("title").setEndTextElementListener(
new EndTextElementListener(){
public void end(String body) {
noticiaActual.setTitulo(body);
}
});
item.getChild("link").setEndTextElementListener(
new EndTextElementListener(){
public void end(String body) {
noticiaActual.setLink(body);
}
});
item.getChild("description").setEndTextElementListener(
new EndTextElementListener(){
public void end(String body) {
noticiaActual.setDescripcion(body);
}
});
item.getChild("guid").setEndTextElementListener(
new EndTextElementListener(){
public void end(String body) {
noticiaActual.setGuid(body);
}
});
item.getChild("pubDate").setEndTextElementListener(
new EndTextElementListener(){
public void end(String body) {
noticiaActual.setFecha(body);
}
});
try
{
Xml.parse(this.getInputStream(),
Xml.Encoding.UTF_8,
root.getContentHandler());
}
catch (Exception e)
{
throw new RuntimeException(e);
}
return noticias;
}
private InputStream getInputStream()
{
try
{
return rssUrl.openConnection().getInputStream();
}
catch (IOException e)
{
throw new RuntimeException(e);
}
}
}