viewuseraction.java

来自「老外的在线考试」· Java 代码 · 共 71 行

/*
 * CyberTester - J2EE Web application for creating, delivering and managing tests/exams/surveys. 
 * Copyright (C) 2003 CyberDemia Research and Services Pty Ltd
 *
 * This program 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 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program (see the file COPYING); if not, write to the
 * Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * See the COPYING file located in the top-level-directory of
 * the archive of this program for complete text of license.
 */
package com.cyberdemia.cybertester.admin.user;

import javax.servlet.*;
import javax.servlet.http.*;
import org.apache.struts.action.*;
import com.cyberdemia.user.*;
import com.cyberdemia.cybertester.*;
import com.cyberdemia.cybertester.admin.*;
import java.util.logging.*;

/**
 * ViewUserAction is a Struts action to load a user's data for the
 * user viewer page.
 * 
 * @author Alexander Yap
 */
public final class ViewUserAction extends AbstractAdminAction
{

	protected ActionForward doPerform(
		ActionMapping mapping, ActionForm form,
		HttpServletRequest request, HttpServletResponse response,
		HttpSession session) throws Exception	
	{
		Logger logger = CyberTesterUtils.getLogger();
		String userId = request.getParameter(AdminConstants.USER_ID_KEY);
		if (userId==null)	
			throw new ServletException("Missing parameter "+AdminConstants.USER_ID_KEY);

		UserData userData = null;
		try
		{
			UserManagerHome uMgrHome = CyberTesterUtils.getUserManagerHome();
			UserManager userMgr = (UserManager)uMgrHome.create();
			userData = userMgr.getUserData(userId);
		}
		catch (Exception ex)
		{
			logger.log( Level.SEVERE, "Error getting User data", ex);
			throw ex;
		}
		
		request.setAttribute( AdminConstants.USER_DATA_KEY, userData );
		
		return mapping.findForward(Constants.SUCCESS);
	}

}