/*
* $Id: MarkReadAction.java,v 1.7 2004/08/23 11:57:05 bel70 Exp $
*
* ***** BEGIN LICENSE BLOCK *****
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License
* at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and
* limitations under the License.
*
* The Original Code is JGossip forum code.
*
* The Initial Developer of the Original Code is the JResearch, Org.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Dmitriy Belov <bel@jresearch.org>
* .
* * ***** END LICENSE BLOCK ***** */
/*
* Created on 01.05.2004
*
*/
package org.jresearch.gossip.actions.forum;
import java.sql.SQLException;
import java.util.Date;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.jresearch.gossip.IConst;
import org.jresearch.gossip.beans.user.User;
import org.jresearch.gossip.dao.ForumDAO;
import org.jresearch.gossip.exception.SystemException;
import org.jresearch.gossip.forms.ProcessForumForm;
/**
* DOCUMENT ME!
*
* @author Dmitry Belov
*/
public class MarkReadAction extends Action {
/**
* DOCUMENT ME!
*
* @param mapping DOCUMENT ME!
* @param form DOCUMENT ME!
* @param request DOCUMENT ME!
* @param response DOCUMENT ME!
*
* @return DOCUMENT ME!
*
* @throws Exception DOCUMENT ME!
*/
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
ForumDAO dao = ForumDAO.getInstance();
HttpSession session = request.getSession();
User user = (User) session.getAttribute(IConst.SESSION.USER_KEY);
List updatedTopics = null;
ActionForward forward = null;
String fid = ((ProcessForumForm) form).getFid();
try {
if (fid==null||fid.equals("")) {
updatedTopics = dao.getUpdatedTopics(user);
forward = mapping.findForward(IConst.TOKEN.WELCOME);
} else {
updatedTopics = dao.getUpdatedTopics(user, Integer.parseInt(fid));
forward = new ActionForward("/ShowForum.do?fid=" + fid, true);
}
Iterator it = updatedTopics.iterator();
HashMap lastIntimeMap = (HashMap) session.getAttribute(IConst.SESSION.LAST_INTIME);
Date now = dao.now();
while (it.hasNext()) {
updateLastVisitTime(lastIntimeMap, (String) it.next(), now);
}
} catch (SQLException sqle) {
getServlet().log("Connection.process", sqle);
throw new SystemException(sqle);
}
return (forward);
}
// set(update) last visit date for topic
private void updateLastVisitTime(HashMap last_intime, String tid, Date now) {
if (last_intime.containsKey(tid)) {
last_intime.remove(tid);
}
last_intime.put(tid, now);
}
}