在线问卷调查系统

采用mvc结构开发的，利用了jsp、servlet、javabean，采用jdbc作为数据库连接,采用mysql数据库。

package com.atoz.survey.control;

import com.atoz.survey.dao.PaperDao;
import com.atoz.survey.dao.mysqlimpl.PaperDaoImpl;
import com.atoz.survey.po.Paper;
import com.atoz.survey.po.User;

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 java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class AddPaper extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public AddPaper（） {
		super（）;
	}

	/**
	 * Destruction of the servlet. 

	 */
	@Override
	public void destroy（） {
		super.destroy（）; // Just puts “destroy“ string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. 

	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	@Override
	public void doGet（HttpServletRequest request HttpServletResponse response）
			throws ServletException IOException {

		doPost（request response）;
	}

	/**
	 * The doPost method of the servlet. 

	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	@Override
	public void doPost（HttpServletRequest request HttpServletResponse response）
			throws ServletException IOException {

		System.out.println（“进入AddPaper servlet“）;
		PaperDao paperDao = new PaperDaoImpl（）;
		
		Paper paper = new Paper（）;
		
		HttpSession session = request.getSession（）;
		
		User user = （User） session.getAttribute（“userInfo“）;
		System.out.println（“输出用户id“）;
		System.out.println（user.getUserId（））;
		int userId = user.getUserId（）;

		paper.setUserId（userId）;
		
		String papertitle0 = request.getParameter（“papertitle“）;
		String papertitle = new String（papertitle0.getBytes（“ISO-8859-1“）“utf-8“）;
		paper.setPapertitle（papertitle）;
		
		String paperTypeString = request.getParameter（“paperType“）;
		int paperType = Integer.parseInt（paperTypeString）;
		paper.setPaperType（paperType）;
		
		String paperSummary0 = request.getParameter（“paperSummary“）;
		String paperSummary = new String（paperSummary0.getBytes（“ISO-8859-1“）“utf-8“）;
		paper.setPaperSummary（paperSummary）;
		
		String paperBg = request.getParameter（“paperBg“）;
		paper.setPaperBg（paperBg）;
		
		//发布日期
		Date date = new Date（）;
		SimpleDateFormat simpleDateFormat = new SimpleDateFormat（“yyyy-MM-dd HH:mm:ss“）;

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-01-09 19:59  wenwen\
     目录           0  2018-04-08 23:39  wenwen\.idea\
     目录           0  2018-01-09 19:59  wenwen\.idea\artifacts\
     文件         281  2017-06-29 23:43  wenwen\.idea\artifacts\wenwen_war.xml
     文件         655  2017-07-01 22:56  wenwen\.idea\artifacts\wenwen_war_exploded.xml
     文件         637  2017-12-04 22:14  wenwen\.idea\compiler.xml
     目录           0  2018-04-08 23:34  wenwen\.idea\dataSources\
     文件         754  2018-04-08 23:34  wenwen\.idea\dataSources.local.xml
     文件         889  2017-07-02 09:22  wenwen\.idea\dataSources.xml
     目录           0  2018-04-08 23:34  wenwen\.idea\dataSources\d02b4419-d184-4c23-8dda-6df427227049\
     文件        5056  2017-07-02 09:22  wenwen\.idea\dataSources\d02b4419-d184-4c23-8dda-6df427227049.xml
     文件         124  2018-04-08 23:34  wenwen\.idea\dataSources\d02b4419-d184-4c23-8dda-6df427227049\storage.xml
     目录           0  2018-04-08 23:34  wenwen\.idea\dataSources\d02b4419-d184-4c23-8dda-6df427227049\_src_\
     目录           0  2018-04-08 23:34  wenwen\.idea\dataSources\d02b4419-d184-4c23-8dda-6df427227049\_staging_\
     文件         200  2017-07-01 22:01  wenwen\.idea\encodings.xml
     目录           0  2018-01-09 19:59  wenwen\.idea\libraries\
     文件         199  2017-07-01 23:00  wenwen\.idea\libraries\junit4_4.xml
     文件         514  2017-06-29 23:43  wenwen\.idea\libraries\Maven__aopalliance_aopalliance_1_0.xml
     文件         616  2017-06-29 23:43  wenwen\.idea\libraries\Maven__commons_collections_commons_collections_3_2_1.xml
     文件         572  2017-06-29 23:43  wenwen\.idea\libraries\Maven__commons_logging_commons_logging_1_1_1.xml
     文件         644  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_annotations_2_5_0.xml
     文件         595  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_core_2_5_1.xml
     文件         623  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_fasterxml_jackson_core_jackson_databind_2_5_1.xml
     文件         499  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_google_guava_guava_17_0.xml
     文件         493  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_mchange_c3p0_0_9_5_1.xml
     文件         598  2017-06-29 23:43  wenwen\.idea\libraries\Maven__com_mchange_mchange_commons_java_0_2_10.xml
     文件         455  2017-06-29 23:43  wenwen\.idea\libraries\Maven__junit_junit_4_12.xml
     文件         469  2017-06-29 23:43  wenwen\.idea\libraries\Maven__log4j_log4j_1_2_17.xml
     文件         574  2017-06-29 23:43  wenwen\.idea\libraries\Maven__mysql_mysql_connector_java_5_1_22.xml
     文件         556  2017-06-29 23:43  wenwen\.idea\libraries\Maven__org_apache_commons_commons_lang3_3_4.xml
     文件         532  2017-06-29 23:43  wenwen\.idea\libraries\Maven__org_hamcrest_hamcrest_core_1_3.xml
............此处省略245个文件信息