spring java.lang.NumberFormatException: null 해결좀요

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mapper controllerpackage com.erp.dev.cnt.controller; import java.util.List; import javax.annotation.Resource; import javax.servlet.http.HttpServletRequest; import org.apache.log4j.Logger; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.bind.annotation.ResponseBody; import org.springframework.web.servlet.ModelAndView; import com.erp.dev.cnt.service.CntService; import com.erp.dev.cnt.vo.CntVo; import com.visitant.vo.VisitantVo; import common.base.controller.BaseController; import lombok.extern.slf4j.Slf4j; @Slf4j @Controller public class CntController extends BaseController { Logger log = Logger.getLogger(this.getClass()); @Resource(name = "CntService") CntService cntservice; @RequestMapping(value = "/cnt/dev/openCntListPage.do") public ModelAndView openCntListPage(HttpServletRequest request, CntVo CntVo) throws Exception { ModelAndView mv = new ModelAndView("/erp/dev/cnt/cnt_list_page"); List list = cntservice.selectCntList(CntVo); mv.addObject("list", list); return mv; } /* * @ResponseBody * * @RequestMapping(value = "/cnt/dev/selectCntListPage.do") public ModelAndView * selectCntListPage(HttpServletRequest request, CntVo CntVo) throws Exception { * ModelAndView mv = new ModelAndView("jsonView"); * * List list = cntservice.selectCntList(CntVo); * * mv.addObject("list", list); * * return mv; } */ @RequestMapping("/erp/cnt/selectCntOne.do") public ModelAndView selectCntOne(HttpServletRequest request, @RequestParam(value="NTC_SQ",required=false) String NTC_SQ) throws Exception { ModelAndView mv = new ModelAndView("jsonView"); CntVo list = cntservice.selectCntOne(Long.parseLong(NTC_SQ)); mv.addObject("list", list); return mv; } } public interface CntService { public List selectCntList(CntVo CntVo) throws Exception; /*public List selectCntList(List visiSqArr) throws Exception;*/ public CntVo selectCntOne(long NTC_SQ) throws Exception; } package com.erp.dev.cnt.service; import java.util.ArrayList; import java.util.List; import javax.annotation.Resource; import org.apache.log4j.Logger; import org.springframework.stereotype.Service; import com.erp.dev.cnt.dao.CntDao; import com.erp.dev.cnt.vo.CntVo; import com.visitant.vo.VisitantVo; @Service(value = "CntService") public class CntServicelmpl implements CntService { Logger log = Logger.getLogger(this.getClass()); @Resource(name = "CntDao") CntDao cntdao; @Override public List selectCntList(CntVo CntVo) throws Exception { List list = new ArrayList(); try { list = cntdao.selectCntList(CntVo); } catch (Exception e) { log.info("list 메인 페이지 오류 확인 [" + e.getMessage() + "]"); } return list; } /*@Override public List selectCntList(List visiSqArr) throws Exception { List list = new ArrayList(); try { list = cntdao.selectCntList(visiSqArr); }catch(Exception e) { log.info("###########led!!! [" + e.getMessage() + "]"); } return list; }*/ @Override public CntVo selectCntOne(long NTC_SQ) throws Exception { CntVo list= new CntVo(); try { list = cntdao.selectCntOne(NTC_SQ); }catch(Exception e) { log.info("########!! [" + e.getMessage() + "]"); } return list; } } package com.erp.dev.cnt.dao; import java.util.HashMap; import java.util.List; import java.util.Map; import org.springframework.stereotype.Repository; import com.erp.dev.cnt.vo.CntVo; import com.visitant.vo.VisitantVo; import common.dao.AbstractDAO; @Repository("CntDao") public class CntDao extends AbstractDAO{ @SuppressWarnings("unchecked") public List selectCntList(CntVo CntVo) throws Exception { Map paramMap = CntVo.toMap(); List out = (List) selectList("erpCnt.selectCntList", paramMap); return out; } /*@SuppressWarnings("unchecked") public List selectCntList(List visiSqArr) throws Exception { Map paramMap = new HashMap<>(); paramMap.put("list", visiSqArr); List out = (List) selectList("erpCnt.selectCntList", paramMap); return out; }*/ public CntVo selectCntOne(long NTC_SQ) throws Exception { return (CntVo) selectOne("erpCnt.selectCntOne", new Long(NTC_SQ)); } } <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%> <%@ include file="/WEB-INF/jsp/comn/component/include-header.jspf"%> 김수형 공지사항

<%@ include file="/WEB-INF/jsp/comn/component/include-sideBar.jspf"%>

공지사항 게시판

' class="btn btn-primary float-right">공지사항 등록

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조회 결과가 없습니다

<%@ include file="/WEB-INF/jsp/comn/component/include-body.jspf"%>

adduci · Accepted Answer

ㅋㅋ

으어어어어억 · Answer

코드만 달랑 던져놓으면 봐주실분 거의 없을겁니다...최소한 현상이 언제 일어나는지에 대한 내용이나 Stacktrace 정도는 올려주시는게 좋습니다.

spring java.lang.NumberFormatException: null 해결좀요

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