Maven+SpringBoot+Mybatis+MybatisPlus+MySQL的web项目

package com.umbrella.controller; import com.umbrella.model.Student; import com.umbrella.service.StudentService; import com.umbrella.util.Result; import groovy.util.logging.Slf4j; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.RestController; import com.baomidou.mybatisplus.mapper.EntityWrapper; import com.baomidou.mybatisplus.plugins.Page; import java.util.List; @RestController @RequestMapping("/v1/login") @Slf4j public class TestController { @Autowired private StudentService studentService; @RequestMapping("/register") public Result Register(@RequestBody Student student){ studentService.insert(student); return new Result(Result.OK,"保存成功"); } @RequestMapping("/findAllStudent") public Result test1(){ Result result = new Result(); List<Student> student = studentService.findAllStudent(); result.setData(student); return result; } @RequestMapping("findSomeColumn") public Result test2(){ Result result = new Result(); List<Student> stu = studentService.findSomeColumn(); result.setData(stu); return result; } @RequestMapping("deleteById/{id}") public Result test3(@PathVariable Integer id){ Result result = new Result(); studentService.deleteById(id); result.setMsg("删除成功"); return result; } @RequestMapping("updateByPrimarKeySelective") public Result test4(@RequestBody Student student){ Result result = new Result(); EntityWrapper<Student> entityWrapper = new EntityWrapper<>(); entityWrapper.eq("stu_mobile", student.getStuMobile()); Student stu = studentService.selectOne(entityWrapper); if (null != stu) { stu.setParName("my hero"); stu.setStuName("zxs"); } studentService.updateByPrimarKeySelective(stu); result.setData(stu); return result; } @RequestMapping("/saveStudent") public Result<Student> test5(@RequestBody Student student){ Result<Student> result = new Result<Student>(); studentService.saveStudent(student); result.setData(student); return result; } /** * 分页的方法 * @param pageNumber * @param pageSize * @return */ @RequestMapping("page/{pageNumber}") public Result findAllStuPage(@PathVariable Integer pageNumber, @RequestParam(defaultValue="6") Integer pageSize){ Result result = new Result(); Page page = new Page(pageNumber,pageSize); Page<Student> pageStu = studentService.findAllStudentPage(page); result.setData(pageStu.getRecords()); return result; } @RequestMapping("pageByGender/{pageNumber}") public Result findStuByGender(@PathVariable Integer pageNumber, @RequestParam(defaultValue="6") Integer pageSize){ Result result = new Result<>(); EntityWrapper<Student> wrapper = new EntityWrapper<>(); wrapper.eq("gender", 1); Page<Student> page = getPage(pageNumber, pageSize); Page<Student> stuPage = studentService.selectPage(page, wrapper); result.setData(stuPage.getRecords()); return result; } /** * 获取分页对象 * 每页显示数量 */ private <T> Page<T> getPage(int pageNum,int pageSize){ return new Page<T>(pageNum,pageSize); } }