viewdetailaction.java

简易的java问答系统

package cn.netjava.action;

import java.util.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import cn.netjava.factory.*;
import cn.netjava.pojo.*;


/**
 * 此类处理 查看问题的具体内容这个动作
 * @author XieChengmin
 *
 */
public class ViewDetailAction implements Action {

	/***
	 * 查看问题的具体内容这个动作的处理方法 
	 */
	public String execute(HttpServletRequest request,
			HttpServletResponse response) {
		int questionId=Integer.parseInt(request.getParameter("questionId"));
//		request.setAttribute("questionId", questionId + "");
		
		request.getSession(true).setAttribute("allAnswers", (ArrayList<Answer>)AnswerDAOFactory.getAnswerDAOInstance()
				.queryByQuestionId(questionId));
		
		Question q = QuestionDAOFactory.getQuestionDAOInstance().queryById(
				questionId);
		request.getSession().setAttribute("currentQuestion", q);
		
		return "/view.jsp";
	}

}