yahoonews.java

来自「征服 Web2.0 快速入门(Java) 光盘源码」· Java 代码 · 共 36 行

package book.portal.portlet;

import java.net.URL;
import java.util.Collection;
import java.util.Iterator;

import book.portal.Util;
import book.portal.table.PortletEO;
import book.portal.table.UserEO;
import de.nava.informa.core.ChannelIF;
import de.nava.informa.core.ItemIF;
import de.nava.informa.impl.basic.ChannelBuilder;
import de.nava.informa.parsers.FeedParser;

public class YahooNews extends BasePortletClass {
	public String render(UserEO user, PortletEO portlet) {
		StringBuffer buf = new StringBuffer();
		try {
			URL url = new URL(Util.YAHOO_RSS);
			ChannelIF channel = FeedParser.parse(new ChannelBuilder(), url);
			Collection items = channel.getItems();
			buf.append("<ul>");
			for (Iterator i = items.iterator(); i.hasNext();) {
				ItemIF item = (ItemIF) i.next();
				buf.append("<li><a href=" + item.getLink() + ">["
						+ item.getDate().toLocaleString() + "]&nbsp;"
						+ item.getTitle() + "</a></li>");
			}
			buf.append("</ul>");
		} catch (Exception e) {
			e.printStackTrace();
		}
		return addBorder(user, portlet, buf.toString(), false);
	}
}