Consul 配置读取示例

    Map<String, String> resultMap = new HashMap<>();

    /**
     * 获取密钥
     *
     * @param perfix key 前缀  config/test/spring.datasource.url
     * @return {@link List}<{@link String}>
     */
    public List<String> getKeys(String perfix) {
        String url = StrUtil.format("{}/v1/kv/{}?keys", host, perfix);
        String result = HttpUtil.get(url);
        return JSONUtil.toList(result, String.class);
    }

    /**
     * 获取值
     *
     * @param key 配置全路径   config/test/ 
     * @return {@link String}
     */
    public String getValue(String key) {
        String url = StrUtil.format("{}/v1/kv/{}", host, key);
        String result = HttpUtil.get(url);
        JSONArray jsonArray = new JSONArray(result);
        JSONObject jsonObject = jsonArray.getJSONObject(0);
        String str  = new String(Base64.getDecoder().decode(jsonObject.getStr("Value")));
        return str;
    }

    public void build(String perfix) {
        List<String> keys = getKeys(perfix);
        for (String key : keys) {
            if (StrUtil.endWith(key, "/")) {
                build(key);
            } else {
                resultMap.put(key, getValue(key));
            }
        }
    }