/*
* Copyright 2007 Zhang, Zheng <oldbig@gmail.com>
*
* This file is part of ZOJ.
*
* ZOJ is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either revision 3 of the License, or (at your option) any later revision.
*
* ZOJ is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with ZOJ. if not, see
* <http://www.gnu.org/licenses/>.
*/
package cn.edu.zju.acm.onlinejudge.action;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessages;
import cn.edu.zju.acm.onlinejudge.bean.request.LogCriteria;
import cn.edu.zju.acm.onlinejudge.form.LogSearchForm;
import cn.edu.zju.acm.onlinejudge.util.AccessLog;
import cn.edu.zju.acm.onlinejudge.util.PerformanceManager;
import cn.edu.zju.acm.onlinejudge.util.Utility;
/**
* <p>
* ShowDashboardAction
* </p>
*
*
* @author Zhang, Zheng
* @version 2.0
*/
public class ShowDashboardAction extends BaseAction {
/**
* <p>
* Default constructor.
* </p>
*/
public ShowDashboardAction() {
}
/**
* ShowRolesAction.
*
* @param mapping
* action mapping
* @param form
* action form
* @param request
* http servlet request
* @param response
* http servlet response
*
* @return action forward instance
*
* @throws Exception
* any errors happened
*/
@Override
public ActionForward execute(ActionMapping mapping, ActionForm form, ContextAdapter context) throws Exception {
ActionForward forward = this.checkAdmin(mapping, context);
if (forward != null) {
return forward;
}
LogSearchForm searchForm = (LogSearchForm) form;
if (searchForm.getTimeStart() == null) {
searchForm.setTimeStart(Utility.toTimestamp(new Date(System.currentTimeMillis() - 24 * 3600 * 1000)));
}
ActionMessages errors = searchForm.check();
if (errors.size() > 0) {
context.setAttribute("logs", new ArrayList<AccessLog>());
return this.handleFailure(mapping, context, errors);
}
int page = Utility.parseInt(context.getRequest().getParameter("page"));
if (page < 0) {
page = 1;
}
int logsPerPage = 20;
LogCriteria criteria = searchForm.toLogCriteria();
List<AccessLog> logs =
PerformanceManager.getInstance().searchLogs(criteria, (page - 1) * 20, logsPerPage,
searchForm.getOrderBy());
context.setAttribute("parameters", searchForm.toParameterMap());
context.setAttribute("page", page);
context.setAttribute("logsPerPage", logsPerPage);
context.setAttribute("logs", logs);
return this.handleSuccess(mapping, context, "success");
}
}