public Set<ValueAttribute> getConstructorParameters() {
    if (attributeValueType != null && attributeValueType.isUseConstructor()) {
      return attributeValueType.getConstructorArguments();
    }
    return Collections.emptySet();
  }
Initialized Validates things that were not validated otherwise
@param instantiationCreator can instantiate encodings
value-processor/src/org/immutables/value/processor/meta/ValueAttribute.java