public static boolean isCustomBooleanAttribute(@NotNull String attributeName, @NotNull PsiElement context) {
    final String entitiesString = getEntitiesString(context, XmlEntitiesInspection.BOOLEAN_ATTRIBUTE_SHORT_NAME);
    if (entitiesString != null) {
      StringTokenizer tokenizer = new StringTokenizer(entitiesString, ",");
      while (tokenizer.hasMoreElements()) {
        if (tokenizer.nextToken().equalsIgnoreCase(attributeName)) {
          return true;
        }
      }
    }
    return false;
  }
public static boolean isCustomBooleanAttribute(@NotNull String attributeName, @NotNull PsiElement context)