updatetopic.java

我们采用了JSP技术为主要手段,本系统采用了多级角色管理：包括系统管理员、系主任

package com.middle.graduate.servlet.teacher.dbo;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.middle.graduate.biz.dao.DBTeacherDao;
import com.middle.graduate.biz.dao.impl.DBTeacherImpl;
import com.middle.graduate.biz.entity.Topic;
import com.middle.graduate.biz.exce.DataException;

public class UpdateTopic extends HttpServlet {
	private DBTeacherDao dao = new DBTeacherImpl();
	private static final long serialVersionUID = -2330687145589503093L;
	
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		request.setCharacterEncoding("gbk");
		response.setContentType("text/html;charset=gb2312");
		int topicId = Integer.parseInt(request.getParameter("topicId"));
		String topicName = request.getParameter("topicName");
		String topicContent = request.getParameter("topicContent");
		String topicProperty = request.getParameter("topicProperty");
		Topic topic = new Topic(topicName, topicContent, topicProperty, 0);
		try {
			dao.update(topicId, topic);
		} catch (DataException e) {
			e.printStackTrace();
		}
	}
}