apollo-configservice/src/main/java/com/ctrip/framework/apollo/configservice/service/config/ConfigServiceWithCache.java/ConfigServiceWithCache/handleMessage
class ConfigServiceWithCache:  @Override
  public void handleMessage(ReleaseMessage message, String channel) {
    logger.info("message received - channel: {}, message: {}", channel, message);
    if (!Topics.APOLLO_RELEASE_TOPIC.equals(channel) || Strings.isNullOrEmpty(message.getMessage())) {
      return;
    }

    try {
      invalidate(message.getMessage());

      //warm up the cache
      configCache.getUnchecked(message.getMessage());
    } catch (Throwable ex) {
      //ignore
    }
  }