package com.itheima.service.impl; import com.itheima.dao.StudentCleanDao; import com.itheima.po.PageInfo; import com.itheima.po.StudentClean; import com.itheima.service.StudentCleanService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; import java.util.List; /** * @program: dormitorySystem * @description: 学生卫生接口实现 * @author: Joyrocky * @create: 2019-04-25 12:16 **/ @Service("studentCleanService") @Transactional public class StudentCleanServiceImpl implements StudentCleanService { // classDao @Autowired private StudentCleanDao studentCleanDao; //分页查询 @Override public PageInfo findPageInfo(Integer s_studentid, String s_name, Integer s_dormitoryid, Integer pageIndex, Integer pageSize) { PageInfo pi = new PageInfo(); pi.setPageIndex(pageIndex); pi.setPageSize(pageSize); //获取总条数 Integer totalCount = studentCleanDao.totalCount(s_studentid,s_name,s_dormitoryid); if (totalCount>0){ pi.setTotalCount(totalCount); //每一页显示宿舍信息数 //currentPage = (pageIndex-1)*pageSize 当前页码数减1*最大条数=开始行数 List studentCleanList = studentCleanDao.getStudentCleanList(s_studentid,s_name,s_dormitoryid, (pi.getPageIndex()-1)*pi.getPageSize(),pi.getPageSize()); pi.setList(studentCleanList); } return pi; } @Override public List getAll(){ List studentCleanList = studentCleanDao.getAll(); return studentCleanList; } //添加宿舍卫生信息 @Override public int addStudentClean(StudentClean studentclean) { return studentCleanDao.addStudentClean(studentclean); } //通过id删除宿舍卫生信息 @Override public int deleteStudentClean(Integer g_id) { return studentCleanDao.deleteStudentClean(g_id); } //修改宿舍卫生信息 @Override public int updateStudentClean(StudentClean studentclean) { return studentCleanDao.updateStudentClean(studentclean); } @Override public StudentClean findStudentCleanById (Integer g_id){ StudentClean d = studentCleanDao.findStudentCleanById(g_id); return d; } }