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CSHARP-975 fix: add check timestamp that cassandra gives if less then… #567

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CSHARP-975 fix: add check timestamp that cassandra gives if less then… #567

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1 change: 1 addition & 0 deletions src/Cassandra/Serialization/Primitive/DateTimeOffsetSerializer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ public override ColumnTypeCode CqlType
internal static DateTimeOffset Deserialize(byte[] buffer, int offset)
{
var milliseconds = BeConverter.ToInt64(buffer, offset);
if (milliseconds < MinValueOfDateTimeOffsetAsUnixTimeMilliseconds) milliseconds = MinValueOfDateTimeOffsetAsUnixTimeMilliseconds;
return UnixStart.AddTicks(TimeSpan.TicksPerMillisecond * milliseconds);
}

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1 change: 1 addition & 0 deletions src/Cassandra/Serialization/TypeSerializer.cs
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Expand Up @@ -50,6 +50,7 @@ public abstract class TypeSerializer
public static readonly TypeSerializer<TimeUuid> PrimitiveTimeUuidSerializer = new TimeUuidSerializer();

internal static readonly DateTimeOffset UnixStart = new DateTimeOffset(1970, 1, 1, 0, 0, 0, 0, TimeSpan.Zero);
internal static readonly long MinValueOfDateTimeOffsetAsUnixTimeMilliseconds = -62135596800000;

internal static byte[] GuidShuffle(byte[] b, int offset = 0)
{
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