springboot+mybatis学生选课系统.zip

package com.zt.controller; import com.zt.pojo.select; import com.zt.pojo.student; import com.zt.service.SelectService; import com.zt.service.StudentService; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import java.io.IOException; import java.io.PrintWriter; @Controller public class StudentController { @Resource private StudentService studentService; @Resource private SelectService selectService; // 修改个人信息 @RequestMapping(value = "/updateStudentInfo",method = RequestMethod.POST) public void updateStudentInfo(@RequestParam(value = "name") String name, @RequestParam(value = "password") String password, @RequestParam(value = "sex") String sex, @RequestParam(value = "major") String major, HttpServletRequest request, HttpServletResponse response){ HttpSession session = null; PrintWriter out = null; try{ out = response.getWriter(); session = request.getSession(); String id = ((student)session.getAttribute("student")).getS_id(); boolean ch = studentService.updateService(id,name,sex,password,major); if(ch) out.print("success"); else out.print("error"); out.flush(); }catch (IOException e){ e.printStackTrace(); }finally {} out.close(); } // 选课操作 @RequestMapping(value = "/selectCourse",method = RequestMethod.POST) public void selectCourse(@RequestParam(value = "id") String c_id, @RequestParam(value = "point") int point, HttpServletRequest request,HttpServletResponse response){ PrintWriter out = null; try{ out = response.getWriter(); HttpSession session = request.getSession(); String s_id = ((student)session.getAttribute("student")).getS_id(); String result = selectService.selectCourse(new select(s_id,c_id,point)); out.print(result); out.flush(); }catch (IOException e){ e.printStackTrace(); }finally {} out.close(); } // 修改积分操作 @RequestMapping(value = "/updatePoint",method = RequestMethod.POST) public void updatePoint(@RequestParam(value = "id") String c_id, @RequestParam(value = "point") int point, HttpServletRequest request,HttpServletResponse response){ PrintWriter out = null; try{ out = response.getWriter(); HttpSession session = request.getSession(); String s_id = ((student)session.getAttribute("student")).getS_id(); select select = new select(s_id,c_id,point); selectService.updatePoint(select); out.print("success"); out.flush(); }catch (IOException e){ e.printStackTrace(); }finally {} out.close(); } // 退课操作 @RequestMapping(value = "/removeSelect",method = RequestMethod.POST) public void removeSelect(@RequestParam(value = "id") String c_id, HttpServletRequest request,HttpServletResponse response){ PrintWriter out = null; try{ out = response.getWriter(); HttpSession session = request.getSession(); String s_id = ((student)session.getAttribute("student")).getS_id(); selectService.removeCourse(s_id,c_id); out.print("success"); out.flush(); }catch (IOException e){ e.printStackTrace(); }finally {} } }