public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <BeginMessage>();
writer.WriteStructHeader(1, MsgBegin);
writer.Write(msg.Metadata);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <HelloMessage>();
writer.WriteStructHeader(1, BoltProtocolV4_2MessageFormat.MsgHello);
writer.Write(msg.MetaData);
}
public void Write(IPackStreamWriter writer, object value)
{
var time = value.CastOrThrow <CypherTime>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(time.NanosecondsOfDay);
}
public void Serialize(IPackStreamWriter writer, object value)
{
var dateTime = value.CastOrThrow <ZonedDateTime>();
switch (dateTime.Zone)
{
case ZoneId zone:
writer.WriteStructHeader(StructSize, StructTypeWithId);
writer.Write(dateTime.ToEpochSeconds());
writer.Write(dateTime.Nanosecond);
writer.Write(zone.Id);
break;
case ZoneOffset zone:
writer.WriteStructHeader(StructSize, StructTypeWithOffset);
writer.Write(dateTime.ToEpochSeconds());
writer.Write(dateTime.Nanosecond);
writer.Write(zone.OffsetSeconds);
break;
default:
throw new ProtocolException(
$"{GetType().Name}: Zone('{dateTime.Zone.GetType().Name}') is not supported.");
}
}
public void Write(IPackStreamWriter writer, object value)
{
var point = value.CastOrThrow <CypherPoint>();
switch (point.Dimension)
{
case CypherPoint.TwoD:
{
writer.WriteStructHeader(Point2DStructSize, Point2DStructType);
writer.Write(point.SrId);
writer.Write(point.X);
writer.Write(point.Y);
break;
}
case CypherPoint.ThreeD:
{
writer.WriteStructHeader(Point3DStructSize, Point3DStructType);
writer.Write(point.SrId);
writer.Write(point.X);
writer.Write(point.Y);
writer.Write(point.Z);
break;
}
default:
throw new ProtocolException(
$"{GetType().Name}: Dimension('{point.Dimension}') is not supported.");
}
}
public override void Write(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <HelloMessage>();
writer.WriteStructHeader(1, MsgHello);
writer.Write(msg.MetaData);
}
public void Write(IPackStreamWriter writer, object value)
{
var date = value.CastOrThrow <LocalDate>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(date.ToEpochDays());
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var pullN = value.CastOrThrow <PullMessage>();
writer.WriteStructHeader(1, BoltProtocolV4_0MessageFormat.MsgPullN);
writer.Write(pullN.Metadata);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var discardN = value.CastOrThrow <DiscardMessage>();
writer.WriteStructHeader(1, BoltProtocolV4MessageFormat.MsgDiscardN);
writer.Write(discardN.Metadata);
}
public void Write(IPackStreamWriter writer, object value)
{
var time = value.CastOrThrow <LocalTime>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(time.ToNanoOfDay());
}
public override void Write(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <RunMessage>();
writer.WriteStructHeader(2, PackStream.MsgRun);
writer.Write(msg.Statement);
writer.Write(msg.StatementParameters ?? PackStream.EmptyDictionary);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <RouteMessage>();
writer.WriteStructHeader(2, BoltProtocolV4_3MessageFormat.MsgRoute);
writer.Write(msg.Routing);
writer.Write(msg.DatabaseParam);
}
public override void Write(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <InitMessage>();
writer.WriteStructHeader(2, MsgInit);
writer.Write(msg.ClientNameAndVersion);
writer.Write(msg.AuthToken ?? PackStream.EmptyDictionary);
}
public void Write(IPackStreamWriter writer, object value)
{
var dateTime = value.CastOrThrow <CypherDateTime>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(dateTime.EpochSeconds);
writer.Write(dateTime.NanosOfSecond);
}
public void Serialize(IPackStreamWriter writer, object value)
{
var dateTime = value.CastOrThrow <LocalDateTime>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(dateTime.ToEpochSeconds());
writer.Write(dateTime.Nanosecond);
}
public void Serialize(IPackStreamWriter writer, object value)
{
var time = value.CastOrThrow <OffsetTime>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(time.ToNanoOfDay());
writer.Write(time.OffsetSeconds);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <RunWithMetadataMessage>();
writer.WriteStructHeader(3, MsgRun);
writer.Write(msg.Statement.Text);
writer.Write(msg.Statement.Parameters);
writer.Write(msg.Metadata);
}
public BoltWriter(Stream stream, int defaultBufferSize, int maxBufferSize, ILogger logger, IPackStreamFactory packStreamFactory)
{
Throw.ArgumentNullException.IfNull(stream, nameof(stream));
Throw.ArgumentOutOfRangeException.IfFalse(stream.CanWrite, nameof(stream));
Throw.ArgumentNullException.IfNull(packStreamFactory, nameof(packStreamFactory));
_chunkWriter = new ChunkWriter(stream, defaultBufferSize, maxBufferSize, logger);
_packStreamWriter = packStreamFactory.CreateWriter(_chunkWriter.ChunkerStream);
}
public MessageWriter(Stream stream, int defaultBufferSize, int maxBufferSize, IDriverLogger logger, IMessageFormat messageFormat)
{
Throw.ArgumentNullException.IfNull(stream, nameof(stream));
Throw.ArgumentOutOfRangeException.IfFalse(stream.CanWrite, nameof(stream));
Throw.ArgumentNullException.IfNull(messageFormat, nameof(messageFormat));
_chunkWriter = new ChunkWriter(stream, defaultBufferSize, maxBufferSize, logger);
_packStreamWriter = messageFormat.CreateWriter(_chunkWriter.ChunkerStream);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <RouteMessage>();
writer.WriteStructHeader(3, BoltProtocolV4_3MessageFormat.MsgRoute);
writer.Write(msg.Routing);
writer.Write(msg.Bookmark.Values);
writer.Write(string.IsNullOrEmpty(msg.DatabaseParam) ? null : msg.DatabaseParam);
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var msg = value.CastOrThrow <RouteMessage>();
writer.WriteStructHeader(3, BoltProtocolV4_4MessageFormat.MsgRoute);
writer.Write(msg.Routing);
writer.Write(msg.Bookmark.Values);
writer.Write(msg.DatabaseContext);
}
private static void SerializeUnboundedRelationship(IPackStreamWriter writer, int id)
{
writer.WriteStructHeader(3, UnboundRelationshipSerializer.UnboundRelationship);
writer.Write(id);
writer.Write($"RELATES_TO_{id}");
writer.Write(new Dictionary <string, object>
{
{ "rProp1", $"something{id}" }
});
}
public void Serialize(IPackStreamWriter writer, object value)
{
var duration = value.CastOrThrow <Duration>();
writer.WriteStructHeader(StructSize, StructType);
writer.Write(duration.Months);
writer.Write(duration.Days);
writer.Write(duration.Seconds);
writer.Write(duration.Nanos);
}
public void Write(IPackStreamWriter writer, object value)
{
var structValue = (StructType)value;
writer.WriteStructHeader(structValue.Values.Count, (byte)'S');
foreach (var innerValue in structValue.Values)
{
writer.Write(innerValue);
}
}
private static void WriteUnboundRelationship(IPackStreamWriter writer)
{
writer.WriteStructHeader(3, UnboundRelationshipHandler.UnboundRelationship);
writer.Write(1);
writer.Write("RELATES_TO");
writer.Write(new Dictionary <string, object>
{
{ "prop1", "something" },
{ "prop2", 2.0 },
{ "prop3", false }
});
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var time = value.CastOrThrow <TimeSpan>();
if (time.Ticks < 0 || time.Ticks >= TimeSpan.TicksPerDay)
{
throw new ProtocolException(
$"TimeSpan instance ({time}) passed to {nameof(SystemDateTimeSerializer)} is not a valid time of day!");
}
writer.Write(new LocalTime(time));
}
private static void SerializeNode(IPackStreamWriter writer, int id)
{
writer.WriteStructHeader(3, NodeSerializer.Node);
writer.Write(id);
writer.Write(new List <string> {
$"Label{id}"
});
writer.Write(new Dictionary <string, object>
{
{ "nProp1", $"something{id}" }
});
}
private static void SerializeRelationship(IPackStreamWriter writer)
{
writer.WriteStructHeader(5, RelationshipSerializer.Relationship);
writer.Write(1);
writer.Write(2);
writer.Write(3);
writer.Write("RELATES_TO");
writer.Write(new Dictionary <string, object>
{
{ "prop1", "something" },
{ "prop2", 2.0 },
{ "prop3", false }
});
}
private static void SerializeNode(IPackStreamWriter writer)
{
writer.WriteStructHeader(3, NodeSerializer.Node);
writer.Write(1);
writer.Write(new List <string> {
"Label1", "Label2"
});
writer.Write(new Dictionary <string, object>
{
{ "prop1", "something" },
{ "prop2", 15 },
{ "prop3", true }
});
}
public override void Serialize(IPackStreamWriter writer, object value)
{
var dateTime = value.CastOrThrow <DateTime>();
switch (dateTime.Kind)
{
case DateTimeKind.Local:
case DateTimeKind.Unspecified:
writer.Write(new LocalDateTime(dateTime));
break;
case DateTimeKind.Utc:
writer.Write(new ZonedDateTime(dateTime, 0));
break;
default:
throw new ProtocolException(
$"Unsupported DateTimeKind {dateTime.Kind} passed to {nameof(SystemDateTimeSerializer)}!");
}
}
