Java tutorial
/* * This software was designed and created by Jason Carroll. * Copyright (c) 2002, 2003, 2004 Jason Carroll. * The author can be reached at jcarroll@cowsultants.com * ITracker website: http://www.cowsultants.com * ITracker forums: http://www.cowsultants.com/phpBB/index.php * * This program is free software; you can redistribute it and/or modify * it only under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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. */ package org.itracker.web.actions.project; import org.apache.commons.beanutils.PropertyUtils; import org.apache.log4j.Logger; import org.apache.struts.action.*; import org.itracker.model.User; import org.itracker.services.IssueService; import org.itracker.web.actions.base.ItrackerBaseAction; import org.itracker.web.util.Constants; import org.itracker.web.util.ServletContextUtils; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import java.io.IOException; public class RemoveHistoryEntryAction extends ItrackerBaseAction { private static final Logger log = Logger.getLogger(RemoveHistoryEntryAction.class); public ActionForward execute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { ActionMessages errors = new ActionMessages(); try { IssueService issueService = ServletContextUtils.getItrackerServices().getIssueService(); Integer historyId = (Integer) PropertyUtils.getSimpleProperty(form, "historyId"); String caller = (String) PropertyUtils.getSimpleProperty(form, "caller"); if (caller == null) { caller = ""; } HttpSession session = request.getSession(true); User currUser = (User) session.getAttribute(Constants.USER_KEY); if (!currUser.isSuperUser()) { return mapping.findForward("unauthorized"); } else { Integer issueId = issueService.removeIssueHistoryEntry(historyId, currUser.getId()); return new ActionForward( mapping.findForward("editissue").getPath() + "?id=" + issueId + "&caller=" + caller); } } catch (Exception e) { errors.add(ActionMessages.GLOBAL_MESSAGE, new ActionMessage("itracker.web.error.system")); log.error("System Error.", e); } if (!errors.isEmpty()) { saveErrors(request, errors); } return mapping.findForward("error"); } }