基于Java SSM框架实现简易的评教系统

目录

• 介绍
• 效果图
• 部分核心代码

介绍

项目编号：BS-GX-014

数据库：mysql

开发工具：IDEA / ECLIPSE

开发技术：SSM 框架

本系统基于SSM框架实现。主要包含三个角色，管理员，老师，学生。管理员主要管理学生，老师，课程。学生可以进行选课，选完课后可以对任课老师评价。老师可以查看自己的评价信息。

效果图

部分展示功能如下：

管理员角色：

学生角色：

老师角色：

部分核心代码

package one.controller;

import java.util.List;	

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import one.domain.Admin;
import one.domain.Curriculum;
import one.domain.Evaluate;
import one.domain.PageBean;
import one.domain.Student;
import one.domain.Teacher;
import one.service.AdminService;
import one.service.CurriculumService;
import one.service.ManyTableService;
import one.service.StudentService;
import one.service.TeacherService;
import one.vo.Details;
import one.vo.ManyTable;
import one.vo.Tea_Curri;

@Controller
public class AdminController {

	@Resource(name="manyTableServiceImpl")
	private ManyTableService mts;

	@Resource(name="studentServiceImpl")
	private StudentService stus;

	@Resource(name="teacherServiceImpl")
	private TeacherService teas;

	@Resource(name="adminServiceImpl")
	private AdminService adms;

	@Resource(name="curriculumServiceImpl")
	private CurriculumService curs;

	@RequestMapping("/seetea")
	public String seetea(Model model) throws Exception{
		List<Tea_Curri> listtea_curri = mts.gettea_curri();
		model.addAttribute("listtea_curri", listtea_curri);
		return "admin/seetea.jsp";
	}

	@RequestMapping("/seedetails")
	public String seedetails(int cid,Model model) throws Exception{
		List<Details> listdetails = mts.getdetails(cid);
		int sum=0;
		int flag=0;
		for(Details det:listdetails){
			if(det.getEscore()==null){
				continue;
			}
			sum+=det.getEscore();
			flag++;
		}
		if(flag==0){
			return  "pjnotfinish.jsp";
		}
		double avg=sum/flag;
		int b=(int) (avg/10);
		String grade;
		switch(b){
		case 10:grade="非常优秀";break;
		case 9:grade="优秀";break;
		case 8:grade="良好";break;
		case 7:grade="中等";break;
		case 6:grade="及格";break;
		default:grade="不合格";
		}
		model.addAttribute("grade", grade);
		model.addAttribute("avg", avg);
		model.addAttribute("listdetails", listdetails);
		return "admin/details.jsp";

	}

	@RequestMapping("/viewstu")
	public String viewstu(Model model,int currPage) throws Exception{
		int pageSize=5;
		int count = stus.getcount();
		int totalPage=(int) Math.ceil((count*1.0/pageSize));
		if(currPage<=0){
			currPage=1;
		}
		if(currPage>=totalPage){
			currPage=totalPage;
		}
		PageBean<Student> pb = stus.getfenyestu(currPage, pageSize);
//		List<Student> listallstu = stus.getallstu();
		List<Student> liststu = pb.getList();
		model.addAttribute("pb", pb);
		model.addAttribute("liststu", liststu);
		return "admin/viewstu.jsp";

	}

	@RequestMapping("/viewtea")
	public String viewtea(Model model,int currPage) throws Exception{
		int pageSize=5;
		int count = teas.getcount();
		int totalPage=(int) Math.ceil((count*1.0/pageSize));
		if(currPage<=0){
			currPage=1;
		}
		if(currPage>=totalPage){
			currPage=totalPage;
		}
		PageBean<Teacher> pb = teas.getfenyetea(currPage, pageSize);
//		List<Teacher> listalltea = teas.getalltea();
		List<Teacher> listtea = pb.getList();
		model.addAttribute("pb", pb);
		model.addAttribute("listtea",listtea);
		return "admin/viewtea.jsp";

	}

	@RequestMapping("/addstu")
	public String viewtea(Student stu,Model model) throws Exception{
		Student getstu = stus.getstu(stu.getSid());
		if(getstu==null){
			stus.insertstu(stu);
			model.addAttribute("succ", "添加成功");
		}else{
			model.addAttribute("err", "已存在该编号的学生");
		}
		return "admin/addstu.jsp";

	}

	@RequestMapping("/addtea")
	public String viewtea(Teacher tea,Model model) throws Exception{
		Teacher gettea = teas.gettea(tea.getTid());
		if(gettea==null){
			teas.inserttea(tea);
			model.addAttribute("succ", "添加成功");
		}else{
			model.addAttribute("err", "已存在该编号的教师");
		}
		return "admin/addtea.jsp";

	}

	//点击查看课程
	@RequestMapping("viewcurri")
	public String viewcurri(Model model,int currPage) throws Exception{
		int pageSize=10;
		int count = curs.getcount();
		int totalPage=(int) Math.ceil((count*1.0/pageSize));
		if(currPage<=0){
			currPage=1;
		}
		if(currPage>=totalPage){
			currPage=totalPage;
		}
		PageBean<Curriculum> pb = curs.getfenyecur(currPage, pageSize);
		List<Curriculum> listcur = pb.getList();
		model.addAttribute("pb", pb);
		model.addAttribute("listcur",listcur);
		return "admin/viewcurri.jsp";

	}

	//修改密码，点击提交
		@RequestMapping("/admuppwd")
		public String uppwd(String oldpwd,String newpwd,HttpServletRequest request,Model model)throws Exception{
			HttpSession session = request.getSession();
			Admin adm=(Admin) session.getAttribute("adm");
			if(adm.getApassword().equals(oldpwd)){
				adm.setApassword(newpwd);
				adms.uppwd(adm);
			}else{
				model.addAttribute("pwderr","你的原始密码有误");
				return "admin/updatepwd.jsp";
			}
			return "admin/uppwdsuccess.jsp";

		}

	//点击添加课程功能
		@RequestMapping("addcurri")
		public String addcurri(Model model) throws Exception{
			List<Teacher> listalltea = teas.getalltea();
			model.addAttribute("listtea",listalltea);
			return "admin/addcurri.jsp";

		}

	//填写课程信息后，点击提交
		@RequestMapping("submitcurri")
		public String submitcurri(Curriculum cur,Model model) throws Exception{
			Curriculum curri = curs.getbyid(cur.getCid());
			if(curri==null){
				curs.addcur(cur);
				model.addAttribute("succ", "添加成功");
			}else{
				model.addAttribute("err", "该编号的课程已存在");
			}
			List<Teacher> listalltea = teas.getalltea();
			model.addAttribute("listtea",listalltea);
			return "admin/addcurri.jsp";

		}

		//点击学生选课
		@RequestMapping("stuselectcur")
		public String stuselectcur(Model model,int currPage)throws Exception{
			int pageSize=10;
			int count = stus.getcount();
			int totalPage=(int) Math.ceil((count*1.0/pageSize));
			if(currPage<=0){
				currPage=1;
			}
			if(currPage>=totalPage){
				currPage=totalPage;
			}
			PageBean<Student> pb = stus.getfenyestu(currPage, pageSize);
//			List<Student> listallstu = stus.getallstu();
			List<Student> liststu = pb.getList();
			model.addAttribute("pb", pb);
			model.addAttribute("liststu", liststu);
			return "admin/stuselectcur.jsp";
		}

		//点击教师任课
		@RequestMapping("teaselectcur")
		public String teaselectcur(Model model,int currPage)throws Exception{
			int pageSize=10;
			int count = teas.getcount();
			int totalPage=(int) Math.ceil((count*1.0/pageSize));
			if(currPage<=0){
				currPage=1;
			}
			if(currPage>=totalPage){
				currPage=totalPage;
			}
			PageBean<Teacher> pb = teas.getfenyetea(currPage, pageSize);
			List<Teacher> listalltea = pb.getList();
			model.addAttribute("pb", pb);
			model.addAttribute("listtea",listalltea);
			return "admin/teaselectcur.jsp";
		}

		//点击选课详情
		@RequestMapping("selectcurdetails")
		public String selectcurdetails(Model model,String ssid,String sname)throws Exception{
			List<ManyTable> liststu_curbystuid = mts.getstu_curbystuid(ssid);
			if(liststu_curbystuid.size()==0){
				model.addAttribute("sname", sname);
				return "admin/noselectcur.jsp";
			}
			model.addAttribute("liststu_curbystuid", liststu_curbystuid);
			model.addAttribute("sname", sname);
			return "admin/stucurdetails.jsp";

		}

		//点击教师任课详情
		@RequestMapping("teacurdetails")
		public String teacurdetails(Model model,String tid,String tname)throws Exception{
			List<Curriculum> listcurbytid = curs.getcurbytid(tid);
			if(listcurbytid.size()==0){
				model.addAttribute("tname", tname);
				return "admin/teanocur.jsp";
			}
			model.addAttribute("listcurbytid", listcurbytid);
			model.addAttribute("tname", tname);
			model.addAttribute("tid", tid);
			return "admin/teacurdetails.jsp";

		}

		//修改学生信息
		@RequestMapping("updatestu")
		public String updatestu(Student stu,Model model)throws Exception{
			stus.updatestu(stu);
			List<Student> listallstu = stus.getallstu();
			model.addAttribute("liststu", listallstu);
			return "/viewstu?currPage=1";

		}

		//修改教师信息
		@RequestMapping("updatetea")
		public String updatetea(Teacher tea,Model model)throws Exception{
			teas.updatetea(tea);
			List<Teacher> listalltea = teas.getalltea();
			model.addAttribute("listtea",listalltea);
			return "/viewtea?currPage=1";

		}

		//删除学生
		@RequestMapping("/delstu")
		public String  delstu(HttpServletRequest request)throws Exception{
			String sid = request.getParameter("sid");
			stus.delstu(sid);
			return "/viewstu?currPage=1";

		}

		//删除老师
		@RequestMapping("/deltea")
		public String deltea(String tid)throws Exception{
			teas.deltea(tid);
			return "/viewtea?currPage=1";

		}

		//删除课程
		@RequestMapping("/deletecurriculumbyid")
		public String deletecurriculumbyid(int cid)throws Exception{
			curs.deletecur(cid);
			return "/viewcurri?currPage=1";
		}

		//点击修改课程
		@RequestMapping("/updatecurr")
		public String updatecurr(Model model)throws Exception{
			List<Teacher> listalltea = teas.getalltea();
			model.addAttribute("listtea",listalltea);
			return "admin/updatecurr.jsp";

		}

		//课程里点击确认修改
		@RequestMapping("/querenxiugai")
		public String querenxiugai(Model model,Curriculum curr){
			curs.querenxiugai(curr);
			return "viewcurri?currPage=1";
		}

		//按姓名查询学生
		@RequestMapping("/nameselect")
		public String nameselect(String name,Model model)throws Exception{
			List<Student> liststu = stus.findbyname(name);
			if(liststu.size()==0){
				return "admin/NewFile1.jsp";
			}
			model.addAttribute("liststu", liststu);
			return "admin/NewFile2.jsp";
		}

		//按姓名查询老师
				@RequestMapping("/tnameselect")
				public String tnameselect(String name,Model model)throws Exception{
					List<Teacher> listtea = teas.findteabyname(name);
					if(listtea.size()==0){
						return "admin/NewFile3.jsp";
					}
					model.addAttribute("listtea", listtea);
					return "admin/NewFile4.jsp";
				}
}

package one.controller;

import java.util.Date;
import java.util.List;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;

import one.domain.Curriculum;
import one.domain.Evaluate;
import one.domain.Student;
import one.domain.Studentandcurriculum;
import one.service.CurriculumService;
import one.service.EvaluateService;
import one.service.ManyTableService;
import one.service.StudentService;
import one.vo.ManyTable;

@Controller
public class StudentController {

	@Resource(name="studentServiceImpl")
	private StudentService stus;

	@Resource(name="curriculumServiceImpl")
	private CurriculumService curs;

	@Resource(name="evaluateServiceImpl")
	private EvaluateService evaService;
	//修改密码，点击提交
	@RequestMapping("/stuuppwd")
	public String uppwd(String oldpwd,String newpwd,HttpServletRequest request,Model model)throws Exception{
		HttpSession session = request.getSession();
		Student stu=(Student) session.getAttribute("stu");
		if(stu.getSpassword().equals(oldpwd)){
			stu.setSpassword(newpwd);
			stus.uppwd(stu);
		}else{
			model.addAttribute("pwderr","你的原始密码有误");
			return "student/updatepwd.jsp";
		}
		return "student/uppwdsuccess.jsp";

	}

	//学生点击进行评教
	@RequestMapping("/aa")
	public String allpj(HttpServletRequest request,Model model) throws Exception{
		HttpSession session = request.getSession();
		Student stu = (Student) session.getAttribute("stu");
		List<ManyTable> listpj =  mts.getall(stu.getSid());
		if(listpj.size()==0){
			return "student/nocurr.jsp";
		}else{
		model.addAttribute("listpj", listpj);
		return "student/allpingjiao.jsp";
		}
	}

	@Resource(name="manyTableServiceImpl")
	private ManyTableService mts;

	@Resource(name="evaluateServiceImpl")
	private EvaluateService evas;

	//学生提交评教
	@RequestMapping("/subpj")
	public String subpj(HttpServletRequest request,int eid,String advise,Model model)throws Exception{
		int  a = Integer.parseInt(request.getParameter("1"));
		int  b = Integer.parseInt(request.getParameter("2"));
		int  c = Integer.parseInt(request.getParameter("3"));
		int  d = Integer.parseInt(request.getParameter("4"));
		int  e = Integer.parseInt(request.getParameter("5"));
		int  f = Integer.parseInt(request.getParameter("6"));
		int  g = Integer.parseInt(request.getParameter("7"));
		int  h = Integer.parseInt(request.getParameter("8"));
		int  i = Integer.parseInt(request.getParameter("9"));
		int  j = Integer.parseInt(request.getParameter("10"));
		int sum=a+b+c+d+e+f+g+h+i+j;
		if(advise==""){
			advise=null;
		}
		Date date=new Date();
		Evaluate eva=new Evaluate();
		eva.setEid(eid);
		eva.setEscore(sum);
		eva.setEcomment(advise);
		eva.setEdate(date);
		evas.uppj(eva);
		HttpSession session = request.getSession();
		Student stu = (Student) session.getAttribute("stu");
		List<ManyTable> listpj =  mts.getall(stu.getSid());
		model.addAttribute("listpj", listpj);
		return "student/allpingjiao.jsp";
	}

	//点击添加选课
	@RequestMapping("addmycur")
	public String addmycur(Model model)throws Exception{
		List<Curriculum> listallcur = curs.getallcur();
		model.addAttribute("listallcur", listallcur);
		return "student/addmycur.jsp";

	}

	@RequestMapping("stuaddcur")
	public String stuaddcur(HttpSession session,Model model,int scid ) throws Exception{
		Student stu = (Student) session.getAttribute("stu");
		Studentandcurriculum stucur=new Studentandcurriculum();
		stucur.setScid(scid);
		System.out.println(stu.getSid());
		stucur.setSsid(stu.getSid());
		Studentandcurriculum myselect = stus.findmyselect(stucur);
		if(myselect==null){
			stus.stuaddcur(stucur);
			Evaluate eva=new Evaluate();
			eva.setEsid(stucur.getSsid());
			eva.setEcid(stucur.getScid());
			evaService.addstuselect(eva);
			model.addAttribute("succ", "添加选课成功!");
		}else{
			model.addAttribute("err", "你已经选了该课程!");
		}
		List<Curriculum> listallcur = curs.getallcur();
		model.addAttribute("listallcur", listallcur);
		return "student/addmycur.jsp";

	}

}

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