Spring + Spring MVC + MyBatis+JSP模板工程

package com.demo.controller; import java.util.ArrayList; import java.util.Arrays; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.http.HttpServletRequest; import org.springframework.beans.factory.annotation.Autowired; 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 org.springframework.web.bind.annotation.ResponseBody; import com.demo.bean.Student; import com.demo.service.StudentService; /** * 控制层 * @author ming * */ @Controller @RequestMapping("/student") public class StudentController { @Autowired private StudentService studentService; //首页admin跳转 @RequestMapping(value = "/admin") public String admin(){ return "admin"; } /** * 分页获取学生通讯录 * @param page 页码 * @param limit 每页大小 * @param studentName * @return */ @RequestMapping(value = "/getAll", method = RequestMethod.GET) @ResponseBody public Map<String,Object> getAll( @RequestParam(value = "page", required = false) String page, @RequestParam(value = "limit", required = false) String limit, @RequestParam(value = "studentName", required = false) String studentName ) { Map<String,Object> map=new HashMap<String,Object>(); //分页显示第一个记录 int first =(Integer.parseInt(page)-1)*10; //创建学生List List<Student> students = new ArrayList<>(); //如果学生姓名不为空 if(studentName != null){ students = Arrays.asList(studentService.selectStudentName(studentName)); }else{ //分页查找全部学生通讯录 students = studentService.selectAll(first,Integer.parseInt(limit)); } map.put("data", students); map.put("count",students.size()); map.put("code", 0); map.put("msg", ""); //return ajaxJson.add("users", users); return map; } /** * 根据学生id进行删除 * @param id */ @RequestMapping("/delStudent") public void delectByID(@RequestParam(value = "id", required = false) String id){ studentService.deleteByPrimaryKey(Integer.parseInt(id)); } /** * 更新或者新增学生，如果学生id存在就更新学生否则新增 * @param student */ @RequestMapping(value="/addOrUpdate", method = RequestMethod.POST) public void addOrUpdate(Student student){ //学生id 不为空 if (student.getId() != null){ studentService.updateByPrimaryKey(student); }else { studentService.insert(student); } } /** * 跳转添加学生页面 * @param request * @return */ @RequestMapping(value = "/addStudent", method = RequestMethod.GET) public String addStudent(HttpServletRequest request){ return "addStudent"; } /* * 跳转 编辑页面 */ @RequestMapping(value = "/editStudent", method = RequestMethod.GET) public String editStudent(@RequestParam(value = "id", required = false) String id,HttpServletRequest request){ //获取学生通讯录对象 Student student = studentService.selectByPrimaryKey(Integer.parseInt(id)); //保存在request中 request.setAttribute("student",student); return "editStudent"; } }