public ObjectConverter(JsonSerializerOptions options)
{
_objectMapping = options.GetObjectMappingRegistry().Lookup <T>();
_memberConverters = new Lazy <MemberConverters>(() => MemberConverters.Create(options, _objectMapping));
_isInterfaceOrAbstract = typeof(T).IsInterface || typeof(T).IsAbstract;
_isStruct = typeof(T).IsStruct();
if (!_isInterfaceOrAbstract && _objectMapping.CreatorMapping == null && !_isStruct)
{
ConstructorInfo?defaultConstructorInfo = typeof(T).GetConstructor(
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance,
null,
Type.EmptyTypes,
null);
if (defaultConstructorInfo == null)
{
throw new JsonException($"Cannot find a default constructor on type {typeof(T)}");
}
_constructor = defaultConstructorInfo.CreateDelegate <T>();
}
_discriminatorConvention = options.GetDiscriminatorConventionRegistry().GetConvention(typeof(T));
_referenceHandling = _isStruct ? ReferenceHandling.Default : options.GetReferenceHandling();
_missingMemberHandling = options.GetMissingMemberHandling();
}