src/com/controller/MajorController.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.Major;
import com.service.MajorService; 
import com.entity.College;
import com.service.CollegeService; 
@Controller
@RequestMapping("")
public class   MajorController {
	private static final int rows = 10;
	@Autowired
	private MajorService majorService;
	@Autowired
	private CollegeService collegeService;
	

	@RequestMapping("/majorAdd")
	public String majorAdd(Major major,HttpServletRequest request,HttpSession session)
	{

		String where =" and maname='"+major.getManame()+"'";
		int count=majorService.getTotal(where);
		if(count>0) 
		{
			request.setAttribute("msg", "专业已经存在，不能重复添加!");
			return "admin/majorManage";
		}
		else
		{
	
			boolean flag= majorService.add(major);
			if(flag==true)
			{
				request.setAttribute("msg", "专业添加成功");
				return "admin/majorManage";
			}
			else
			{
			   request.setAttribute("msg", "专业添加失败!");
				return "admin/majorManage";
			}
		}
 	}
	@RequestMapping("/majorManage")
	public String majorManage(HttpServletRequest request)
	{
		String where="";