MongoDB.Bson.Serialization.Serializers.EnumerableSerializerBase.Serialize C# (CSharp) Méthode

        public override void Serialize(
            BsonWriter bsonWriter,
            Type nominalType,
            object value,
            IBsonSerializationOptions options)
        {
            if (value == null)
            {
                bsonWriter.WriteNull();
            }
            else
            {
                var actualType = value.GetType();
                var discriminator = GetDiscriminator(nominalType, actualType);
                if (discriminator != null)
                {
                    bsonWriter.WriteStartDocument();
                    bsonWriter.WriteString("_t", discriminator);
                    bsonWriter.WriteName("_v");
                    Serialize(bsonWriter, actualType, value, options);
                    bsonWriter.WriteEndDocument();
                    return;
                }

                var arraySerializationOptions = EnsureSerializationOptions<ArraySerializationOptions>(options);
                var itemSerializationOptions = arraySerializationOptions.ItemSerializationOptions;
                Type lastItemType = null;
                IBsonSerializer lastItemSerializer = null;

                bsonWriter.WriteStartArray();
                foreach (var item in EnumerateItemsInSerializationOrder(value))
                {
                    var itemType = (item == null) ? typeof(object) : item.GetType();
                    IBsonSerializer itemSerializer;
                    if (itemType == lastItemType)
                    {
                        itemSerializer = lastItemSerializer;
                    }
                    else
                    {
                        itemSerializer = BsonSerializer.LookupSerializer(itemType);
                        lastItemType = itemType;
                        lastItemSerializer = itemSerializer;
                    }
                    itemSerializer.Serialize(bsonWriter, typeof(object), item, itemSerializationOptions);
                }
                bsonWriter.WriteEndArray();
            }
        }