private void WriteMemberInfoProperty(JsonWriter writer, object value, MemberMapping memberMapping) { MemberInfo member = memberMapping.Member; string propertyName = memberMapping.MappingName; JsonConverter memberConverter = memberMapping.MemberConverter; object defaultValue = memberMapping.DefaultValue; if (!ReflectionUtils.IsIndexedProperty(member)) { object memberValue = ReflectionUtils.GetMemberValue(member, value); if (_nullValueHandling == NullValueHandling.Ignore && memberValue == null) return; if (_defaultValueHandling == DefaultValueHandling.Ignore && object.Equals(memberValue, defaultValue)) return; if (writer.SerializeStack.IndexOf(memberValue) != -1) { switch (_referenceLoopHandling) { case ReferenceLoopHandling.Error: throw new JsonSerializationException("Self referencing loop"); case ReferenceLoopHandling.Ignore: // return from method return; case ReferenceLoopHandling.Serialize: // continue break; default: throw new InvalidOperationException("Unexpected ReferenceLoopHandling value: '{0}'".FormatWith(CultureInfo.InvariantCulture, _referenceLoopHandling)); } } writer.WritePropertyName(propertyName ?? member.Name); SerializeValue(writer, memberValue, memberConverter); } }
private MemberMappingCollection CreateMemberMappings(Type objectType) { MemberSerialization memberSerialization = GetObjectMemberSerialization(objectType); List<MemberInfo> members = GetSerializableMembers(objectType); if (members == null) throw new JsonSerializationException("Null collection of seralizable members returned."); MemberMappingCollection memberMappings = new MemberMappingCollection(); foreach (MemberInfo member in members) { JsonPropertyAttribute propertyAttribute = ReflectionUtils.GetAttribute<JsonPropertyAttribute>(member, true); bool hasIgnoreAttribute = member.IsDefined(typeof(JsonIgnoreAttribute), true); string mappedName = (propertyAttribute != null && propertyAttribute.PropertyName != null) ? propertyAttribute.PropertyName : member.Name; bool ignored = (hasIgnoreAttribute || (memberSerialization == MemberSerialization.OptIn && propertyAttribute == null)); bool readable = ReflectionUtils.CanReadMemberValue(member); bool writable = ReflectionUtils.CanSetMemberValue(member); JsonConverter memberConverter = GetConverter(member, ReflectionUtils.GetMemberUnderlyingType(member)); DefaultValueAttribute defaultValueAttribute = ReflectionUtils.GetAttribute<DefaultValueAttribute>(member, true); object defaultValue = (defaultValueAttribute != null) ? defaultValueAttribute.Value : null; MemberMapping memberMapping = new MemberMapping(mappedName, member, ignored, readable, writable, memberConverter, defaultValue); memberMappings.AddMapping(memberMapping); } return memberMappings; }