questionform.java

老外的在线考试

/*
 * 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.student.test;

import javax.servlet.http.HttpServletRequest;
import org.apache.struts.action.*;

/**
 * 
 * QuestionForm is a Struts ActionForm to send, receive and validate values from
 * the single question form.
 *  
 * @author Alexander Yap
 */
public final class QuestionForm extends ActionForm
{
	public int getAnswer()
	{
		return m_answer;
	}

	public void setAnswer(int ans)
	{
		m_answer = ans;
	}

	public Object getQuesId()
	{
		return m_id;
	}

	public void setQuesId(Object id)
	{
		m_id = id;
	}

	public int getQuesIndex()
	{
		return m_index;
	}
/*
	public int getQuesDisplayNumber()
	{
		return m_index+1;
	}
*/
	public void setQuesIndex(int index)
	{
		m_index = index;
	}

	/**
	* Reset all properties to their default values.
	*
	* @param mapping The mapping used to select this instance
	* @param request The servlet request we are processing
	*/
	public void reset(ActionMapping mapping, HttpServletRequest request) 
	{
		m_answer = 0;
	}
	
	public ActionErrors validate(ActionMapping mapping, HttpServletRequest request) 
	{
		ActionErrors errors = new ActionErrors();
		if ((m_answer<0) || (m_answer>=4))
			errors.add("answer", new ActionError("error.answer.required"));
		return errors;
	}
	
	private int m_answer = 0;
	private Object m_id = null;
	private int m_index = 0;
}