Java tutorial
/* * eID Digital Signature Service Project. * Copyright (C) 2010-2012 FedICT. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License version * 3.0 as published by the Free Software Foundation. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, see * http://www.gnu.org/licenses/. */ package be.fedict.eid.dss.admin.portal; import java.io.IOException; import java.io.PrintWriter; import java.net.HttpURLConnection; import java.util.List; import javax.ejb.EJB; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.jboss.seam.security.Identity; import be.fedict.eid.dss.entity.AccountingEntity; import be.fedict.eid.dss.model.AccountingService; /** * Accounting export servlet. Exports the accounting data to CSV format. * * @see http://tools.ietf.org/html/rfc4180 * @author Frank Cornelis * */ public class AccountingExportServlet extends HttpServlet { private static final long serialVersionUID = 1L; private static final Log LOG = LogFactory.getLog(AccountingExportServlet.class); @EJB private AccountingService accountingService; @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { LOG.debug("doGet"); HttpSession httpSession = request.getSession(); Identity identity = (Identity) httpSession.getAttribute("org.jboss.seam.security.identity"); if (false == identity.hasRole("admin")) { response.sendError(HttpURLConnection.HTTP_FORBIDDEN, "no admin role"); return; } response.setContentType("text/csv"); PrintWriter printWriter = response.getWriter(); List<AccountingEntity> accountingEntities = this.accountingService.listAll(); for (AccountingEntity accountingEntity : accountingEntities) { printWriter.print("\""); printWriter.print(accountingEntity.getDomain()); printWriter.print("\",\""); printWriter.print(accountingEntity.getRequests()); printWriter.println("\""); } } }