presto-main/src/main/java/io/prestosql/metadata/PolymorphicScalarFunctionBuilder.java/MethodsGroupBuilder/MethodsGroupBuilder
class MethodsGroupBuilder:        private MethodsGroupBuilder(Class<?> clazz, Signature signature, List<ArgumentProperty> argumentProperties)
        {
            this.clazz = clazz;
            this.signature = signature;
            this.argumentProperties = argumentProperties;
        }