src/com/cms/service/impl/TeacherServiceImpl.java

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package com.cms.service.impl;

import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.web.multipart.MultipartFile;

import com.cms.dao.TeacherDao;
import com.cms.entity.Teacher;
import com.cms.entity.User;
import com.cms.service.Login;
import com.cms.service.TeacherService;
import com.cms.utils.ExcelUtil;
import com.cms.utils.MD5Util;
import com.cms.utils.page.Pagination;

@Service
@Transactional
public class TeacherServiceImpl implements TeacherService, Login{

	@Autowired
	private TeacherDao teacherDao;

	@Override
	public Teacher selectTeacher(Teacher teacher) {
		return teacherDao.selectTeacher(teacher);
	}

	@Override
	public int getTotalItemsCount(String searchKey) {
		return teacherDao.getTotalItemsCount(searchKey);
	}

	@Override
	public int addTeacher(Teacher t) {
		return teacherDao.insert(t);
	}

	@Override
	public int updateTeacher(Teacher t) {
		return teacherDao.updateByPrimaryKeySelective(t);
	}

	@Override
	public int deleteTeacher(Teacher t) {
		return teacherDao.deleteByPrimaryKey(t.getId());
	}

	@Override
	public int deleteTeacher(List<String> list) {
		return teacherDao.deleteInList(list);
	}

	@Override
	public int importExcelInfo(InputStream in, MultipartFile file) throws Exception {
		List<List<Object>> listob = ExcelUtil.getBankListByExcel(in,