/// <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)
        {
            var doubleValue = (double)value;
            var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);

            switch (representationSerializationOptions.Representation)
            {
                case BsonType.Double:
                    bsonWriter.WriteDouble(doubleValue);
                    break;
                case BsonType.Int32:
                    bsonWriter.WriteInt32(representationSerializationOptions.ToInt32(doubleValue));
                    break;
                case BsonType.Int64:
                    bsonWriter.WriteInt64(representationSerializationOptions.ToInt64(doubleValue));
                    break;
                case BsonType.String:
                    bsonWriter.WriteString(doubleValue.ToString("R", NumberFormatInfo.InvariantInfo));
                    break;
                default:
                    var message = string.Format("'{0}' is not a valid Double 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)
        {
            var int64Value = (long)value;
            var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);

            switch (representationSerializationOptions.Representation)
            {
                case BsonType.Double:
                    bsonWriter.WriteDouble(representationSerializationOptions.ToDouble(int64Value));
                    break;
                case BsonType.Int32:
                    bsonWriter.WriteInt32(representationSerializationOptions.ToInt32(int64Value));
                    break;
                case BsonType.Int64:
                    bsonWriter.WriteInt64(int64Value);
                    break;
                case BsonType.String:
                    bsonWriter.WriteString(XmlConvert.ToString(int64Value));
                    break;
                default:
                    var message = string.Format("'{0}' is not a valid Int64 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)
            {
                throw new ArgumentNullException("value");
            }

            var bsonInt64 = (BsonInt64)value;
            bsonWriter.WriteInt64(bsonInt64.Value);
        }
        /// <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)
        {
            var sbyteValue = (sbyte)value;
            var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);

            switch (representationSerializationOptions.Representation)
            {
                case BsonType.Binary:
                    bsonWriter.WriteBytes(new byte[] { (byte)sbyteValue });
                    break;
                case BsonType.Int32:
                    bsonWriter.WriteInt32(sbyteValue);
                    break;
                case BsonType.Int64:
                    bsonWriter.WriteInt64(sbyteValue);
                    break;
                case BsonType.String:
                    bsonWriter.WriteString(string.Format("{0:x2}", (byte)sbyteValue));
                    break;
                default:
                    var message = string.Format("'{0}' is not a valid SByte 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)
        {
            var timeSpan = (TimeSpan)value;

            // support RepresentationSerializationOptions for backward compatibility
            var representationSerializationOptions = options as RepresentationSerializationOptions;
            if (representationSerializationOptions != null)
            {
                options = new TimeSpanSerializationOptions(representationSerializationOptions.Representation);
            }
            var timeSpanSerializationOptions = EnsureSerializationOptions<TimeSpanSerializationOptions>(options);

            if (timeSpanSerializationOptions.Representation == BsonType.String)
            {
                bsonWriter.WriteString(timeSpan.ToString()); // for TimeSpan use .NET's format instead of XmlConvert.ToString
            }
            else if (timeSpanSerializationOptions.Units == TimeSpanUnits.Ticks)
            {
                var ticks = timeSpan.Ticks;
                switch (timeSpanSerializationOptions.Representation)
                {
                    case BsonType.Double: bsonWriter.WriteDouble((double)ticks); break;
                    case BsonType.Int32: bsonWriter.WriteInt32((int)ticks); break;
                    case BsonType.Int64: bsonWriter.WriteInt64(ticks); break;
                    default:
                        var message = string.Format("'{0}' is not a valid TimeSpan representation.", timeSpanSerializationOptions.Representation);
                        throw new BsonSerializationException(message);
                }
            }
            else
            {
                double interval;
                switch (timeSpanSerializationOptions.Units)
                {
                    case TimeSpanUnits.Days: interval = timeSpan.TotalDays; break;
                    case TimeSpanUnits.Hours: interval = timeSpan.TotalHours; break;
                    case TimeSpanUnits.Minutes: interval = timeSpan.TotalMinutes; break;
                    case TimeSpanUnits.Seconds: interval = timeSpan.TotalSeconds; break;
                    case TimeSpanUnits.Milliseconds: interval = timeSpan.TotalMilliseconds; break;
                    case TimeSpanUnits.Nanoseconds: interval = timeSpan.TotalMilliseconds * 1000.0; break;
                    default:
                        var message = string.Format("'{0}' is not a valid TimeSpanUnits value.", timeSpanSerializationOptions.Units);
                        throw new BsonSerializationException(message);
                }

                switch (timeSpanSerializationOptions.Representation)
                {
                    case BsonType.Double: bsonWriter.WriteDouble(interval); break;
                    case BsonType.Int32: bsonWriter.WriteInt32((int)interval); break;
                    case BsonType.Int64: bsonWriter.WriteInt64((long)interval); break;
                    default:
                        var message = string.Format("'{0}' is not a valid TimeSpan representation.", timeSpanSerializationOptions.Representation);
                        throw new BsonSerializationException(message);
                }
            }
        }
Exemplo n.º 8
0
        /// <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 actualType = value.GetType();
            VerifySerializeTypes(nominalType, actualType);

            var representationSerializationOptions = EnsureSerializationOptions<RepresentationSerializationOptions>(options);

            switch (representationSerializationOptions.Representation)
            {
                case 0:
                    var underlyingTypeCode = Type.GetTypeCode(Enum.GetUnderlyingType(actualType));
                    if (underlyingTypeCode == TypeCode.Int64 || underlyingTypeCode == TypeCode.UInt64)
                    {
                        goto case BsonType.Int64;
                    }
                    else
                    {
                        goto case BsonType.Int32;
                    }
                case BsonType.Int32:
                    bsonWriter.WriteInt32(Convert.ToInt32(value));
                    break;
                case BsonType.Int64:
                    bsonWriter.WriteInt64(Convert.ToInt64(value));
                    break;
                case BsonType.String:
                    bsonWriter.WriteString(value.ToString());
                    break;
                default:
                    throw new BsonInternalException("Unexpected EnumRepresentation.");
            }
        }
        /// <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 dateTime = (DateTime)value;
            var dateTimeSerializationOptions = EnsureSerializationOptions<DateTimeSerializationOptions>(options);

            DateTime utcDateTime;
            if (dateTimeSerializationOptions.DateOnly)
            {
                if (dateTime.TimeOfDay != TimeSpan.Zero)
                {
                    throw new BsonSerializationException("TimeOfDay component is not zero.");
                }
                utcDateTime = DateTime.SpecifyKind(dateTime, DateTimeKind.Utc); // not ToLocalTime
            }
            else
            {
                utcDateTime = BsonUtils.ToUniversalTime(dateTime);
            }
            var millisecondsSinceEpoch = BsonUtils.ToMillisecondsSinceEpoch(utcDateTime);

            switch (dateTimeSerializationOptions.Representation)
            {
                case BsonType.DateTime:
                    bsonWriter.WriteDateTime(millisecondsSinceEpoch);
                    break;
                case BsonType.Document:
                    bsonWriter.WriteStartDocument();
                    bsonWriter.WriteDateTime("DateTime", millisecondsSinceEpoch);
                    bsonWriter.WriteInt64("Ticks", utcDateTime.Ticks);
                    bsonWriter.WriteEndDocument();
                    break;
                case BsonType.Int64:
                    bsonWriter.WriteInt64(utcDateTime.Ticks);
                    break;
                case BsonType.String:
                    if (dateTimeSerializationOptions.DateOnly)
                    {
                        bsonWriter.WriteString(dateTime.ToString("yyyy-MM-dd"));
                    }
                    else
                    {
                        // we're not using XmlConvert.ToString because of bugs in Mono
                        if (dateTime == DateTime.MinValue || dateTime == DateTime.MaxValue)
                        {
                            // serialize MinValue and MaxValue as Unspecified so we do NOT get the time zone offset
                            dateTime = DateTime.SpecifyKind(dateTime, DateTimeKind.Unspecified);
                        }
                        else if (dateTime.Kind == DateTimeKind.Unspecified)
                        {
                            // serialize Unspecified as Local se we get the time zone offset
                            dateTime = DateTime.SpecifyKind(dateTime, DateTimeKind.Local);
                        }
                        bsonWriter.WriteString(dateTime.ToString("yyyy-MM-ddTHH:mm:ss.FFFFFFFK"));
                    }
                    break;
                default:
                    var message = string.Format("'{0}' is not a valid DateTime representation.", dateTimeSerializationOptions.Representation);
                    throw new BsonSerializationException(message);
            }
        }