/** * Creates an immutable copy of a {@link ArgumentNumber} value. * Uses accessors to get values to initialize the new immutable instance. * If an instance is already immutable, it is returned as is. * @param instance The instance to copy * @return A copied immutable ArgumentNumber instance */ public static ImmutableArgumentNumber copyOf(ArgumentNumber instance) { if (instance instanceof ImmutableArgumentNumber) { return (ImmutableArgumentNumber) instance; } return ImmutableArgumentNumber.builder() .from(instance) .build(); }