public R getVerifyCode(String phone) {
    if (redisTemplate.hasKey(Constant.PREFIX_VER + phone)) {
        return R.error("请不要频繁发送短息");
    } else {
        // 生成6位验证码
        String verifyCode = String.valueOf(new Random().nextInt(899999) + 100000);
        if (nutsMessageUtil.sendVerifyCode(phone, verifyCode)) {
            //未使用验证码情况下，60类不能重复发送
            redisTemplate.opsForValue().set(Constant.PREFIX_VER + phone, "SEND", 60, TimeUnit.SECONDS);
            //验证码5分钟内有效，使用后失效
            redisTemplate.opsForValue().set(phone, verifyCode, 5, TimeUnit.MINUTES);
            //return R.ok().setMsg("验证码："+verifyCode);
            return R.ok().setMsg("短信发送成功");
        } else {
            return R.error("获取验证码失败");
        }
    }

}

/**
 * 发送验证码给收件人
 * @param mobile
 * @param code
 * @return
 */
public  boolean sendVerifyCode(String mobile, String code) {
    JSONObject map = new JSONObject();
    map.put("templateCode",NUSTS_MSG_APP_TEMPLATE_VER);
    JSONObject json = new JSONObject();
    json.put("No", code);
    map.put("templateParam", json);
    map.put("userId",mobile);
    return sendRequest(map);
}

/**
 * @param map 请求参数
 * @return
 */
public  Boolean sendRequest(JSONObject map) {
    map.put("accessId",NUSTS_MSG_APP_ACCESSID);
    map.put("accessToken",NUSTS_MSG_APP_ACCESSTOKEN);
    String stringJson = JSON.toJSONString(map);
    String body = HttpClientUtil.doPostJson(NUSTS_MSG_API, stringJson);
    JSONObject jsonObject = JSONObject.parseObject(body);
    if (jsonObject.getBooleanValue("success")){
        return true;
    }else {
        log.info("短信发送失败,失败编码:{},描述信息:{}",jsonObject.get("errorCode"),jsonObject.get("errorMessage"));
        return false;
    }
}

/**
 * 发post请求 传入xml/json字符串
 * @param url
 * @param json
 * @return
 */
public static String doPostJson(String url, String json) {
    log.info("POST请求地址:{},请求参数内容:{}",url,json);
    // 创建Httpclient对象
    CloseableHttpClient httpClient = HttpClients.createDefault();
    CloseableHttpResponse response = null;
    String resultString = "";
    try {
        // 创建Http Post请求
        HttpPost httpPost = new HttpPost(url);
        // 创建请求内容
        StringEntity entity = new StringEntity(json, ContentType.APPLICATION_JSON);
        httpPost.setEntity(entity);
        // 执行http请求
        response = httpClient.execute(httpPost);
        resultString = EntityUtils.toString(response.getEntity(), "utf-8");
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            response.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    log.info("POST响应参数:{}",resultString);
    return resultString;
}

发送手机验证码