WeixinController.java

package com.ldlood.controller;

import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

/**
 * Created by Ldlood on 2017/7/23.
 */
@RestController
@RequestMapping("/weixin")
@Slf4j
public class WeixinController {

    @GetMapping("/auth")
    public void auth(@RequestParam("code") String code) {
        log.info("进入auth方法........");
        log.info("code={}", code);
        String url = "https://api.weixin.qq.com/sns/oauth2/access_token?appid=wx3c93e6e76c50dad0&secret=d19207a865cc1a73891f2b96cab1c75a&code=" + code + "&grant_type=authorization_code";
        RestTemplate restTemplate = new RestTemplate();
        String response = restTemplate.getForObject(url, String.class);
        log.info("response={}", response);
    }
}