async check

package org.deftserver.web.protocol;

import org.deftserver.web.HttpException;
import org.deftserver.web.HttpVerb;
import org.deftserver.web.handler.RequestHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class HttpRequestDispatcher {

	private static final Logger logger = LoggerFactory.getLogger(HttpRequestDispatcher.class);

	public static void dispatch(RequestHandler rh, HttpRequest request, HttpResponse response) {
		if (rh != null) {
			HttpVerb method = request.getMethod();
			try {
				switch (method) {
				case GET:
					rh.get(request, response);
					break;
				case POST:
					rh.post(request, response);
					break;
				case HEAD:
					rh.head(request, response);
					break;
				case PUT:
					rh.put(request, response);
					break;
				case DELETE:
					rh.delete(request, response);
					break;
				case OPTIONS: //Fall through
				case TRACE:
				case CONNECT:
				default:
					logger.warn("Unimplemented Http metod received: {}", method);
					//TODO send "not supported page (501) back to client"
				}
			} catch (HttpException he) {
				response.setStatusCode(he.getStatusCode());
				response.write(he.getBody());
				if (rh.isMethodAsynchronous(request.getMethod())) {
					response.finish();
				}
			}
		}
	}
}