MemberController.java > SPRING1

package com.pkt.controller;

import javax.servlet.http.HttpSession;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.GetMapping;

import org.springframework.web.bind.annotation.PostMapping;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.ResponseBody;

import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import com.pkt.mapper.MemberMapper;

import com.pkt.model.LoginDTO;

import com.pkt.model.MemberVO;

import com.pkt.service.MemberService;

import lombok.AllArgsConstructor;

import lombok.extern.log4j.Log4j;

@Controller

@Log4j

@RequestMapping("/member/")

@AllArgsConstructor

public class MemberController {

private MemberService service;

private MemberMapper mapper;

... 생략 ...

@GetMapping("/id_ok")

public @ResponseBody int idOk(String userid) {

log.info("id_ok get ...........");

int result;

if(userid.length() < 4) { //아이디 4자리 미만일 경우

result = 4;

}else { //아이디 존재:1 , 미존재:0

result = mapper.idOk(userid);

}

return result;

}

}