How to use

hasAttributeDefinedInHierarchy

method

in

org.opensingular.form.SType

public static <V> Optional<V> getAttribute(SType<?> type, AtrRef<?, ?, V> ref) {
  if (type.hasAttributeDefinedInHierarchy(ref)) {
    return Optional.ofNullable(type.getAttributeValue(ref));
  }
  return Optional.empty();
}

public static <V> Optional<V> getAttribute(SType<?> type, AtrRef<?, ?, V> ref) {
  if (type.hasAttributeDefinedInHierarchy(ref)) {
    return Optional.ofNullable(type.getAttributeValue(ref));
  }
  return Optional.empty();
}

public static <V> Optional<V> getAttribute(SType<?> type, AtrRef<?, ?, V> ref) {
  if (type.hasAttributeDefinedInHierarchy(ref)) {
    return Optional.ofNullable(type.getAttributeValue(ref));
  }
  return Optional.empty();
}