apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/enricher/impl/UserDisplayNameEnricher.java/UserDisplayNameEnricher/enrichAdditionalUserInfo
class UserDisplayNameEnricher:  @Override
  public void enrichAdditionalUserInfo(UserInfoEnrichedAdapter adapter,
      Map<String, UserInfo> userInfoMap) {
    if (StringUtils.hasText(adapter.getFirstUserId())) {
      UserInfo userInfo = userInfoMap.get(adapter.getFirstUserId());
      if (userInfo != null && StringUtils.hasText(userInfo.getName())) {
        adapter.setFirstUserDisplayName(userInfo.getName());
      }
    }
    if (StringUtils.hasText(adapter.getSecondUserId())) {
      UserInfo userInfo = userInfoMap.get(adapter.getSecondUserId());
      if (userInfo != null && StringUtils.hasText(userInfo.getName())) {
        adapter.setSecondUserDisplayName(userInfo.getName());
      }
    }
    if (StringUtils.hasText(adapter.getThirdUserId())) {
      UserInfo userInfo = userInfoMap.get(adapter.getThirdUserId());
      if (userInfo != null && StringUtils.hasText(userInfo.getName())) {
        adapter.setThirdUserDisplayName(userInfo.getName());
      }
    }
  }