java网络考试系统

功能：可进行学生、管理员登录，学生考试、管理员出卷、列表分页

@

java网络考试系统

实现效果

主要代码实现

package cn.itbaizhan.tyut.exam.sys.servlets;

import java.io.IOException;

import java.lang.reflect.InvocationTargetException;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;

import cn.itbaizhan.tyut.exam.common.PageControl;

import cn.itbaizhan.tyut.exam.common.Pager;

import cn.itbaizhan.tyut.exam.common.Tools;

import cn.itbaizhan.tyut.exam.model.SysFunction;

import cn.itbaizhan.tyut.exam.sys.services.impl.FunService;

import cn.itbaizhan.tyut.exam.sys.services.interfaces.IFunService;

public class FunServlet extends HttpServlet {

	IFunService service = new FunService();

	@Override

	protected void service(HttpServletRequest request, HttpServletResponse response)

			throws ServletException, IOException {

		String cmd = request.getParameter("cmd");

		if(cmd.equals("add")){

			addfun(request,response);

		}else if(cmd.equals("list")){

			funlist(request,response);

		}else if(cmd.equals("toedit")){

			toedit(request,response);

		}else if(cmd.equals("edit")){

			edit(request,response);

		}

	}

	/**

	 * 修改系统功能

	 * @param request

	 * @param response

	 */

	private void edit(HttpServletRequest request, HttpServletResponse response) {

		SysFunction fun = new SysFunction();

		try {

			BeanUtils.populate(fun, request.getParameterMap());

			Integer rtn = service.edit(fun);

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/fun?cmd=list");

			}else{

				request.setAttribute("msg", "保存系统功能失败！");

				request.getRequestDispatcher("/sys/function/edit.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	/**

	 * 初始化修改页面

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void toedit(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

		SysFunction fun = new SysFunction();

		fun.setFunid(Integer.parseInt(request.getParameter("id")));

		fun = service.detail(fun);

		if(fun!=null){

			request.setAttribute("item",fun);

			request.getRequestDispatcher("/sys/function/edit.jsp").forward(request, response);

		}else{

			request.setAttribute("msg", "需要修改的系统功能不存在。");

			request.getRequestDispatcher("/error.jsp").forward(request, response);

		}

	}

	/**

	 * 查询功能列表

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void funlist(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		String sname = request.getParameter("sname");

		SysFunction fun = new SysFunction();

		if(sname!=null && !sname.equals("")){

			fun.setFunname(sname);

		}

		PageControl pc = new PageControl();

		Integer currindex = 1;

		if(request.getParameter("index")!=null){

			currindex = Integer.parseInt(request.getParameter("index"));

		}

		pc.setCurrentindex(currindex);

		//pc.setPagesize(5);

		Pager<SysFunction> pager = service.list(fun, pc);

		request.setAttribute("pager", pager);

		request.getRequestDispatcher("/sys/function/list.jsp").forward(request, response);

	}

	/**

	 * 增加系统功能

	 * @param request

	 * @param response

	 */

	private void addfun(HttpServletRequest request, HttpServletResponse response) {

		SysFunction fun = new SysFunction();

		try {

			BeanUtils.populate(fun,request.getParameterMap());

			Integer rtn = service.addfun(fun);

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/fun?cmd=list");

			}else{

				request.setAttribute("msg", "保存系统功能失败！");

				request.getRequestDispatcher("/sys/function/add.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

}

package cn.itbaizhan.tyut.exam.sys.servlets;

import java.io.IOException;

import java.lang.reflect.InvocationTargetException;

import java.util.List;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;

import cn.itbaizhan.tyut.exam.common.PageControl;

import cn.itbaizhan.tyut.exam.common.Pager;

import cn.itbaizhan.tyut.exam.common.Tools;

import cn.itbaizhan.tyut.exam.model.Paper;

import cn.itbaizhan.tyut.exam.model.Subject;

import cn.itbaizhan.tyut.exam.sys.services.impl.PaperService;

import cn.itbaizhan.tyut.exam.sys.services.interfaces.IPaperService;

public class PaperServlet extends HttpServlet {

	IPaperService service = new PaperService();

	protected void service(HttpServletRequest request, HttpServletResponse response)

		throws ServletException, IOException {

		String cmd = request.getParameter("cmd");

		if(cmd.equals("add")){

			addsubject(request,response);

		}else if(cmd.equals("list")){

			list(request,response);

		}else if(cmd.equals("slist")){

			slist(request,response);

		}

	}	

	/**

	 * 生成试题功能

	 * @param request

	 * @param response

	 */

	private void addsubject(HttpServletRequest request, HttpServletResponse response) {

		Paper paper = new Paper();

		try {

			BeanUtils.populate(paper,request.getParameterMap());

			Integer rtn = service.addpaper(paper) ;

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/paper?cmd=list");

			}else{

				request.setAttribute("msg", "增加试题功能失败！");

				request.getRequestDispatcher("/sys/paper/add.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	/**

	 * 查询试题列表

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void list(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		String pname = request.getParameter("pname");

		Paper paper = new Paper();

		if(pname!=null && !pname.equals("")){

			paper.setPname(pname);

		}

		PageControl pc = new PageControl();

		Integer currindex = 1;

		if(request.getParameter("index")!=null){

			currindex = Integer.parseInt(request.getParameter("index"));

		}

		pc.setCurrentindex(currindex);

		//pc.setPagesize(5);

		Pager<Paper> pager = service.list(paper, pc);

//		System.out.println(pager.getList());;

		request.setAttribute("pager", pager);

		request.getRequestDispatcher("/sys/paper/list.jsp").forward(request, response);

	}

	private void slist(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		Paper paper = new Paper();

		String pname = new String(request.getParameter("pname").getBytes("iso-8859-1"), "utf-8");

		paper.setPname(pname);

		List<Subject> subjects = service.subjectlist(paper);

		request.setAttribute("subjects", subjects);

		request.getRequestDispatcher("/sys/paper/subjects.jsp").forward(request, response);

	}

}

package cn.itbaizhan.tyut.exam.sys.servlets;

import java.io.IOException;

import java.io.PrintWriter;

import java.lang.reflect.InvocationTargetException;

import java.util.List;

import javax.servlet.ServletConfig;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;

import com.jspsmart.upload.SmartUpload;

import cn.itbaizhan.tyut.exam.common.DBUnitHelper;

import cn.itbaizhan.tyut.exam.common.PageControl;

import cn.itbaizhan.tyut.exam.common.Pager;

import cn.itbaizhan.tyut.exam.common.Tools;

import cn.itbaizhan.tyut.exam.model.Paper;

import cn.itbaizhan.tyut.exam.model.Studentpaper;

import cn.itbaizhan.tyut.exam.model.Subject;

import cn.itbaizhan.tyut.exam.sys.services.impl.StudentpaperService;

import cn.itbaizhan.tyut.exam.sys.services.impl.SubjectService;

import cn.itbaizhan.tyut.exam.sys.services.interfaces.IStudentpaperService;

import cn.itbaizhan.tyut.exam.sys.services.interfaces.ISubjectService;

public class StudentpaperServlet extends HttpServlet {

	IStudentpaperService service = new StudentpaperService();

	@Override

	protected void service(HttpServletRequest request, HttpServletResponse response)

			throws ServletException, IOException {

		String cmd = request.getParameter("cmd");

//		if(cmd.equals("add")){

//			add(request,response);

//		}

//		else if(cmd.equals("list")){

//			list(request,response);

//		}

//		else if(cmd.equals("listByRightcount")){

//			listByRightcount(request,response);

//		}

		if(cmd.equals("list")){

			list(request,response);

		}else if(cmd.equals("score")){

			score(request,response);

		}else if(cmd.equals("stupaper")){

			StudentPaperList(request,response);

		}

	}

	/**

	 * 查询试卷得分

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void score(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		Studentpaper stupaper = new Studentpaper();

		try {

			BeanUtils.populate(stupaper,request.getParameterMap());

		} catch (IllegalAccessException e) {

			// TODO Auto-generated catch block

			e.printStackTrace();

		} catch (InvocationTargetException e) {

			// TODO Auto-generated catch block

			e.printStackTrace();

		}

		System.out.println(stupaper.getUserid()+stupaper.getSpid());

		List<Studentpaper> studentpaper = service.listByRightcount(stupaper);

		Integer score = studentpaper.get(0).getRightcount();

		request.setAttribute("score", score);

		PrintWriter out = response.getWriter();  

        out.println("您本次得分" + score * 2 + "分!");

        out.flush();

        out.close();

		//request.getRequestDispatcher("/sys/paper/subjects.jsp").forward(request, response);

	}

	/**

	 * 查询详细错题

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void list(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		Studentpaper studentpaper = new Studentpaper();

		PageControl pc = new PageControl();

		Integer currindex = 1;

		if(request.getParameter("index")!=null){

			currindex = Integer.parseInt(request.getParameter("index"));

		}

		pc.setCurrentindex(currindex);

		//pc.setPagesize(5);

		studentpaper.setUserid((Integer) request.getSession().getAttribute("userid"));

		studentpaper.setSpid(request.getParameter("spid"));

		Pager<Subject> pager = service.list(studentpaper, pc);

		request.setAttribute("pager", pager);

		request.getRequestDispatcher("/user/paper/studenterror.jsp").forward(request, response);

	}

	/**

	 * 增加试题功能

	 * @param request

	 * @param response

	 *//*

	private void addsubject(HttpServletRequest request, HttpServletResponse response) {

		Subject subject = new Subject();

		try {

			BeanUtils.populate(subject,request.getParameterMap());

			Integer rtn = service.addsubject(subject);

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/subject?cmd=list");

			}else{

				request.setAttribute("msg", "增加试题功能失败或请不要添加相同试题！");

				request.getRequestDispatcher("/sys/subject/add.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	*/

	private void StudentPaperList(HttpServletRequest request, HttpServletResponse response) {

		Studentpaper studentpaper = new Studentpaper();

		Integer userid = (Integer) request.getSession().getAttribute("userid");

		studentpaper.setUserid(userid);

		List<Studentpaper> papers = service.StudentPaperList(studentpaper);

		request.setAttribute("papers", papers);

		try {

			request.getRequestDispatcher("/user/paper/studentpaper.jsp").forward(request, response);

		} catch (ServletException e) {

			// TODO Auto-generated catch block

			e.printStackTrace();

		} catch (IOException e) {

			// TODO Auto-generated catch block

			e.printStackTrace();

		}

	}

}

package cn.itbaizhan.tyut.exam.sys.servlets;

import java.io.IOException;

import java.util.List;

import javax.servlet.ServletConfig;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;

import com.jspsmart.upload.SmartUpload;

import cn.itbaizhan.tyut.exam.common.DBUnitHelper;

import cn.itbaizhan.tyut.exam.common.PageControl;

import cn.itbaizhan.tyut.exam.common.Pager;

import cn.itbaizhan.tyut.exam.common.Tools;

import cn.itbaizhan.tyut.exam.model.Subject;

import cn.itbaizhan.tyut.exam.sys.services.impl.SubjectService;

import cn.itbaizhan.tyut.exam.sys.services.interfaces.ISubjectService;

public class SubjectServlet extends HttpServlet {

	ISubjectService service = new SubjectService();

	@Override

	protected void service(HttpServletRequest request, HttpServletResponse response)

			throws ServletException, IOException {

		String cmd = request.getParameter("cmd");

		if(cmd.equals("add")){

			addsubject(request,response);

		}else if(cmd.equals("list")){

			 list(request,response);

		}else if(cmd.equals("toedit")){

			toedit(request,response);

		}else if(cmd.equals("edit")){

			edit(request,response);

		}

	}

	/**

	 * 修改试题功能

	 * @param request

	 * @param response

	 */

	private void edit(HttpServletRequest request, HttpServletResponse response) {

		Subject subject = new Subject();

		try {

			BeanUtils.populate(subject, request.getParameterMap());

			Integer rtn = service.edit(subject);

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/subject?cmd=list");

			}else{

				request.setAttribute("msg", "编辑试题功能失败！");

				request.getRequestDispatcher("/sys/subject/edit.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	/**

	 * 初始化修改页面

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void toedit(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

		Subject subject = new Subject();

		subject.setSid(Integer.parseInt(request.getParameter("id")));

		subject = service.detail(subject);

		if(subject!=null){

			request.setAttribute("item",subject);

			request.getRequestDispatcher("/sys/subject/edit.jsp").forward(request, response);

		}else{

			request.setAttribute("msg", "需要修改的试题功能不存在。");

			request.getRequestDispatcher("/error.jsp").forward(request, response);

		}

	}

	/**

	 * 查询试题列表

	 * @param request

	 * @param response

	 * @throws IOException

	 * @throws ServletException

	 */

	private void list(HttpServletRequest request,

			HttpServletResponse response) throws ServletException, IOException {

		String scontent = request.getParameter("scontent");

		Subject subject = new Subject();

		if(scontent!=null && !scontent.equals("")){

			subject.setScontent(scontent);

		}

		PageControl pc = new PageControl();

		Integer currindex = 1;

		if(request.getParameter("index")!=null){

			currindex = Integer.parseInt(request.getParameter("index"));

		}

		pc.setCurrentindex(currindex);

		//pc.setPagesize(5);

		Pager<Subject> pager = service.list(subject, pc);

		request.setAttribute("pager", pager);

		request.getRequestDispatcher("/sys/subject/list.jsp").forward(request, response);

	}

	/**

	 * 增加试题功能

	 * @param request

	 * @param response

	 */

	private void addsubject(HttpServletRequest request, HttpServletResponse response) {

		Subject subject = new Subject();

		try {

			BeanUtils.populate(subject,request.getParameterMap());

			Integer rtn = service.addsubject(subject);

			if(rtn>0){

				response.sendRedirect(Tools.Basepath(request, response)+"sys/subject?cmd=list");

			}else{

				request.setAttribute("msg", "增加试题功能失败或请不要添加相同试题！");

				request.getRequestDispatcher("/sys/subject/add.jsp").forward(request, response);

			}

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

}

写在最后

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java jsp实现网络考试系统（mysql）

java网络考试系统

实现效果

主要代码实现

写在最后

java jsp实现网络考试系统（mysql）的更多相关文章

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