src/com/controller/TeacherController.java

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package com.controller;
import java.text.SimpleDateFormat;
import java.util.Arrays;
import java.util.Date;
import java.util.List;
import java.util.Objects;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
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.RequestParam;
import org.springframework.web.multipart.MultipartFile;
import com.util.PageUtil;
import com.util.UploadUtil;
import com.entity.Teacher;
import com.service.TeacherService; 
@Controller
@RequestMapping("")
public class   TeacherController {
	private static final int rows = 10;
	@Autowired
	private TeacherService teacherService;
	
	@RequestMapping("/teaAdd")
	public String teaAdd(HttpServletRequest request,HttpSession session)
	{
		String teanumber =request.getParameter("teanumber");
		String teaname =request.getParameter("teaname");
		String teatel =request.getParameter("teatel");
		String teatitle =request.getParameter("teatitle");
		String teapassword ="123456";
		Teacher  tea = new Teacher();
		tea.setTeanumber(teanumber);
		tea.setTeaname(teaname);
		tea.setTeatel(teatel);
		tea.setTeatitle(teatitle);
		tea.setTeapassword(teapassword);
		Teacher teacher1=teacherService.selectByteacher(tea);
		
		if(teacher1!=null)
		{
			request.setAttribute("msg", "教师工号已经存在，不能重复添加!");
			return "admin/teacherAdd";
		}
		else
		{
	
    	boolean flag= teacherService.add(tea);
    	if(flag==true)
		{
			request.setAttribute("msg", "添加成功");
			return "admin/teacherAdd";
		}
		else
		{
		   request.setAttribute("msg", "添加失败!");
			return "admin/teacherAdd";
		}
		}