private static @Nullable String getExtensionPointLocation(ExtensionPoint element) {
    String epInterface = element.getInterface().getStringValue();
    if (StringUtil.isNotEmpty(epInterface)) {
      return toShortName(epInterface);
    }
    String epBeanClass = element.getBeanClass().getStringValue();
    if (StringUtil.isNotEmpty(epBeanClass)) {
      return toShortName(epBeanClass);
    }
    return null;
  }
private static @Nullable String getExtensionPointLocation(ExtensionPoint element)