src/com/controller/RenwuController.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.Administrator;
import com.entity.Renwu;
import com.service.RenwuService; 
@Controller
@RequestMapping("")
public class   RenwuController {
	private static final int rows = 10;
	@Autowired
	private RenwuService renwuService;
	
	@RequestMapping("/renwuAdd")
	public String renwuAdd(HttpServletRequest request,HttpSession session)
	{
		int claid = Integer.parseInt(request.getSession().getAttribute("claid").toString());
		String renwushijian1=request.getParameter("renwushijian1");
		String renwushijian2=request.getParameter("renwushijian2");
		Renwu renwu = new Renwu();
		renwu.setClaid(claid);
		renwu.setRenwushijian1(renwushijian1);
		renwu.setRenwushijian2(renwushijian2);
		Renwu renwu1 =renwuService.renwuinfo(claid);
		if(renwu1!=null)
		{
			int renwuid = renwu1.getRenwuid();
			renwu.setRenwuid(renwuid);
			renwuService.update(renwu);
			request.setAttribute("tishi", "修改成功");
			return "teacher/renwuAdd";
		}
		else 
		{
			renwuService.add(renwu);
			request.setAttribute("tishi", "添加成功");
			return "teacher/renwuAdd";
		}
 	}
	@RequestMapping("/renwubyid")
	public String renwubyid(HttpServletRequest request)
	{
		int claid = Integer.parseInt(request.getSession().getAttribute("claid").toString());
		request.setAttribute("renwu", renwuService.renwuinfo(claid));
		return "teacher/renwuAdd";
 	}
	@RequestMapping("/myrenwu")
	public String myrenwu(HttpServletRequest request)