DomainDisplayServlet.java

package net.spy.diggwatch;

import java.util.Collection;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.spy.digg.Story;

public class DomainDisplayServlet extends BaseDiggServlet {

	@Override
	protected void processPath(String path, HttpServletRequest req,
			HttpServletResponse res) throws Exception {
		req.setAttribute("domain", path);
		Collection<Story> stories = di.getStoriesForDomain(path);
		if(stories.isEmpty()) {
			req.getRequestDispatcher("/nodomain.jsp").forward(req, res);
		} else {
			req.setAttribute("stories", stories);
			req.getRequestDispatcher("/domain.jsp").forward(req, res);
		}
	}

	@Override
	protected String getEtag(String path) throws Exception {
		String rv="0";
		Collection<Story> stories = di.getStoriesForDomain(path);
		if(!stories.isEmpty()) {
			rv=String.valueOf(stories.iterator().next().getId());
		}
		return rv;
	}

}