/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
// note: the DateTime portion cannot be serialized as a BsonType.DateTime because it is NOT in UTC
var dateTimeOffset = (DateTimeOffset)value;
var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);
switch (representationSerializationOptions.Representation)
{
case BsonType.Array:
bsonWriter.WriteStartArray();
bsonWriter.WriteInt64(dateTimeOffset.Ticks);
bsonWriter.WriteInt32((int)dateTimeOffset.Offset.TotalMinutes);
bsonWriter.WriteEndArray();
break;
case BsonType.Document:
bsonWriter.WriteStartDocument();
bsonWriter.WriteDateTime("DateTime", BsonUtils.ToMillisecondsSinceEpoch(dateTimeOffset.UtcDateTime));
bsonWriter.WriteInt64("Ticks", dateTimeOffset.Ticks);
bsonWriter.WriteInt32("Offset", (int)dateTimeOffset.Offset.TotalMinutes);
bsonWriter.WriteEndDocument();
break;
case BsonType.String:
bsonWriter.WriteString(XmlConvert.ToString(dateTimeOffset));
break;
default:
var message = string.Format("'{0}' is not a valid DateTimeOffset representation.", representationSerializationOptions.Representation);
throw new BsonSerializationException(message);
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
if (value == null)
{
bsonWriter.WriteNull();
}
else
{
if (nominalType == typeof(object))
{
var actualType = value.GetType();
bsonWriter.WriteStartDocument();
bsonWriter.WriteString("_t", TypeNameDiscriminator.GetDiscriminator(actualType));
bsonWriter.WriteName("_v");
Serialize(bsonWriter, actualType, value, options); // recursive call replacing nominalType with actualType
bsonWriter.WriteEndDocument();
return;
}
var dictionary = (IDictionary)value;
var dictionarySerializationOptions = EnsureSerializationOptions(options);
var dictionaryRepresentation = dictionarySerializationOptions.Representation;
var keyValuePairSerializationOptions = dictionarySerializationOptions.KeyValuePairSerializationOptions;
if (dictionaryRepresentation == DictionaryRepresentation.Dynamic)
{
dictionaryRepresentation = DictionaryRepresentation.Document;
foreach (object key in dictionary.Keys)
{
var name = key as string; // check for null and type string at the same time
if (name == null || name[0] == '$' || name.IndexOf('.') != -1)
{
dictionaryRepresentation = DictionaryRepresentation.ArrayOfArrays;
break;
}
}
}
switch (dictionaryRepresentation)
{
case DictionaryRepresentation.Document:
bsonWriter.WriteStartDocument();
foreach (DictionaryEntry dictionaryEntry in dictionary)
{
bsonWriter.WriteName((string)dictionaryEntry.Key);
BsonSerializer.Serialize(bsonWriter, typeof(object), dictionaryEntry.Value, keyValuePairSerializationOptions.ValueSerializationOptions);
}
bsonWriter.WriteEndDocument();
break;
case DictionaryRepresentation.ArrayOfArrays:
case DictionaryRepresentation.ArrayOfDocuments:
// override KeyValuePair representation if necessary
var keyValuePairRepresentation = (dictionaryRepresentation == DictionaryRepresentation.ArrayOfArrays) ? BsonType.Array : BsonType.Document;
if (keyValuePairSerializationOptions.Representation != keyValuePairRepresentation)
{
keyValuePairSerializationOptions = new KeyValuePairSerializationOptions(
keyValuePairRepresentation,
keyValuePairSerializationOptions.KeySerializationOptions,
keyValuePairSerializationOptions.ValueSerializationOptions);
}
bsonWriter.WriteStartArray();
foreach (DictionaryEntry dictionaryEntry in dictionary)
{
var keyValuePair = new KeyValuePair<object, object>(dictionaryEntry.Key, dictionaryEntry.Value);
_keyValuePairSerializer.Serialize(
bsonWriter,
typeof(KeyValuePair<object, object>),
keyValuePair,
keyValuePairSerializationOptions);
}
bsonWriter.WriteEndArray();
break;
default:
var message = string.Format("'{0}' is not a valid IDictionary representation.", dictionaryRepresentation);
throw new BsonSerializationException(message);
}
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
var decimalValue = (Decimal)value;
var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);
switch (representationSerializationOptions.Representation)
{
case BsonType.Array:
bsonWriter.WriteStartArray();
var bits = Decimal.GetBits(decimalValue);
bsonWriter.WriteInt32(bits[0]);
bsonWriter.WriteInt32(bits[1]);
bsonWriter.WriteInt32(bits[2]);
bsonWriter.WriteInt32(bits[3]);
bsonWriter.WriteEndArray();
break;
case BsonType.Double:
bsonWriter.WriteDouble(representationSerializationOptions.ToDouble(decimalValue));
break;
case BsonType.Int32:
bsonWriter.WriteInt32(representationSerializationOptions.ToInt32(decimalValue));
break;
case BsonType.Int64:
bsonWriter.WriteInt64(representationSerializationOptions.ToInt64(decimalValue));
break;
case BsonType.String:
bsonWriter.WriteString(XmlConvert.ToString(decimalValue));
break;
default:
var message = string.Format("'{0}' is not a valid Decimal representation.", representationSerializationOptions.Representation);
throw new BsonSerializationException(message);
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
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();
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
if (value == null)
{
bsonWriter.WriteNull();
}
else
{
if (nominalType == typeof(object))
{
var actualType = value.GetType();
bsonWriter.WriteStartDocument();
bsonWriter.WriteString("_t", TypeNameDiscriminator.GetDiscriminator(actualType));
bsonWriter.WriteName("_v");
Serialize(bsonWriter, actualType, value, options);
bsonWriter.WriteEndDocument();
return;
}
var items = ((Stack)value).ToArray(); // convert to array to allow efficient access in reverse order
var arraySerializationOptions = EnsureSerializationOptions<ArraySerializationOptions>(options);
var itemSerializationOptions = arraySerializationOptions.ItemSerializationOptions;
// serialize first pushed item first (reverse of enumeration order)
bsonWriter.WriteStartArray();
for (var i = items.Length - 1; i >= 0; i--)
{
BsonSerializer.Serialize(bsonWriter, typeof(object), items[i], itemSerializationOptions);
}
bsonWriter.WriteEndArray();
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
if (value == null)
{
bsonWriter.WriteNull();
}
else
{
if (nominalType == typeof(object))
{
var actualType = value.GetType();
bsonWriter.WriteStartDocument();
bsonWriter.WriteString("_t", TypeNameDiscriminator.GetDiscriminator(actualType));
bsonWriter.WriteName("_v");
Serialize(bsonWriter, actualType, value, options);
bsonWriter.WriteEndDocument();
return;
}
var items = (Queue)value;
var arraySerializationOptions = EnsureSerializationOptions<ArraySerializationOptions>(options);
var itemSerializationOptions = arraySerializationOptions.ItemSerializationOptions;
bsonWriter.WriteStartArray();
foreach (var item in items)
{
BsonSerializer.Serialize(bsonWriter, typeof(object), item, itemSerializationOptions);
}
bsonWriter.WriteEndArray();
}
}