// protected methods
protected override void WriteBody(BsonBuffer buffer)
{
buffer.WriteInt32(0); // reserved
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
buffer.WriteInt32(_numberToReturn);
buffer.WriteInt64(_cursorId);
}
internal override void WriteHeaderTo(BsonBuffer buffer)
{
base.WriteHeaderTo(buffer);
buffer.WriteInt32(0); // reserved
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
buffer.WriteInt32(_numberToReturn);
}
internal virtual void WriteHeaderTo(BsonBuffer buffer)
{
buffer.WriteInt32(0); // messageLength will be backpatched later
buffer.WriteInt32(_requestId);
buffer.WriteInt32(0); // responseTo not used in requests sent by client
buffer.WriteInt32((int)_opcode);
}
protected void WriteMessageHeaderTo(
BsonBuffer buffer
) {
buffer.WriteInt32(0); // messageLength will be backpatched later
buffer.WriteInt32(requestId);
buffer.WriteInt32(0); // responseTo not used in requests sent by client
buffer.WriteInt32((int) opcode);
}
// protected methods
protected override void WriteBody(BsonBuffer buffer)
{
buffer.WriteInt32(0); // reserved
buffer.WriteInt32(_cursorIds.Length);
foreach (long cursorId in _cursorIds)
{
buffer.WriteInt64(cursorId);
}
}
// protected methods
protected override void WriteBody(BsonBuffer buffer)
{
buffer.WriteInt32((int)_flags);
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
_firstDocumentStartPosition = buffer.Position;
// documents to be added later by calling AddDocument
}
/// <summary>
/// Writes a raw BSON array.
/// </summary>
/// <param name="slice">The byte buffer containing the raw BSON array.</param>
public virtual void WriteRawBsonArray(IByteBuffer slice)
{
// overridden in BsonBinaryWriter
using (var bsonBuffer = new BsonBuffer())
{
BsonArray array;
// wrap the array in a fake document so we can deserialize it
var arrayLength = slice.Length;
var documentLength = arrayLength + 8;
bsonBuffer.WriteInt32(documentLength);
bsonBuffer.WriteByte((byte)BsonType.Array);
bsonBuffer.WriteByte((byte)'x');
bsonBuffer.WriteByte((byte)0);
bsonBuffer.ByteBuffer.WriteBytes(slice);
bsonBuffer.WriteByte((byte)0);
bsonBuffer.Position = 0;
using (var bsonReader = new BsonBinaryReader(bsonBuffer, true, BsonBinaryReaderSettings.Defaults))
{
bsonReader.ReadStartDocument();
bsonReader.ReadName("x");
array = (BsonArray)BsonArraySerializer.Instance.Deserialize(bsonReader, typeof(BsonArray), null);
bsonReader.ReadEndDocument();
}
BsonArraySerializer.Instance.Serialize(this, typeof(BsonArray), array, null);
}
}
// internal methods
internal override void WriteBodyTo(BsonBuffer buffer)
{
buffer.WriteInt32(_cursorIds.Length);
foreach (long cursorId in _cursorIds)
{
buffer.WriteInt64(cursorId);
}
}
// protected methods
protected override void WriteBody(BsonBuffer buffer)
{
buffer.WriteInt32(0); // reserved
buffer.WriteCString(_collectionFullName);
buffer.WriteInt32((int)_flags);
using (var bsonWriter = new BsonBinaryWriter(buffer, false, WriterSettings))
{
if (_query == null)
{
bsonWriter.WriteStartDocument();
bsonWriter.WriteEndDocument();
}
else
{
BsonSerializer.Serialize(bsonWriter, _query.GetType(), _query, DocumentSerializationOptions.SerializeIdFirstInstance);
}
}
}
// protected methods
protected override void WriteBody(BsonBuffer buffer)
{
buffer.WriteInt32((int)_flags);
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
buffer.WriteInt32(_numberToSkip);
buffer.WriteInt32(_numberToReturn);
using (var bsonWriter = new BsonBinaryWriter(buffer, false, WriterSettings))
{
if (_query == null)
{
bsonWriter.WriteStartDocument();
bsonWriter.WriteEndDocument();
}
else
{
BsonSerializer.Serialize(bsonWriter, _query.GetType(), _query, DocumentSerializationOptions.SerializeIdFirstInstance);
}
if (_fields != null)
{
BsonSerializer.Serialize(bsonWriter, _fields);
}
}
}
#pragma warning disable 618 // about obsolete BsonBinarySubType.OldBinary
/// <summary>
/// Writes BSON binary data to the writer.
/// </summary>
/// <param name="bytes">The binary data.</param>
/// <param name="subType">The binary data subtype.</param>
/// <param name="guidRepresentation">The representation for Guids.</param>
public override void WriteBinaryData(
byte[] bytes,
BsonBinarySubType subType,
GuidRepresentation guidRepresentation // ignored since BSON doesn't have a place to store this
)
{
if (disposed)
{
throw new ObjectDisposedException("BsonBinaryWriter");
}
if (state != BsonWriterState.Value)
{
ThrowInvalidState("WriteBinaryData", BsonWriterState.Value);
}
buffer.WriteByte((byte)BsonType.Binary);
WriteNameHelper();
if (subType == BsonBinarySubType.OldBinary && settings.FixOldBinarySubTypeOnOutput)
{
subType = BsonBinarySubType.Binary; // replace obsolete OldBinary with new Binary sub type
}
if (subType == BsonBinarySubType.OldBinary)
{
// sub type OldBinary has two sizes (for historical reasons)
buffer.WriteInt32(bytes.Length + 4);
buffer.WriteByte((byte)subType);
buffer.WriteInt32(bytes.Length);
}
else
{
buffer.WriteInt32(bytes.Length);
buffer.WriteByte((byte)subType);
}
buffer.WriteBytes(bytes);
state = GetNextState();
}
#pragma warning disable 618 // about obsolete BsonBinarySubType.OldBinary
/// <summary>
/// Writes BSON binary data to the writer.
/// </summary>
/// <param name="bytes">The binary data.</param>
/// <param name="subType">The binary data subtype.</param>
public override void WriteBinaryData(
byte[] bytes,
BsonBinarySubType subType
)
{
if (disposed)
{
throw new ObjectDisposedException("BsonBinaryWriter");
}
if (state != BsonWriterState.Value)
{
var message = string.Format("WriteBinaryData cannot be called when State is: {0}", state);
throw new InvalidOperationException(message);
}
buffer.WriteByte((byte)BsonType.Binary);
WriteNameHelper();
if (subType == BsonBinarySubType.OldBinary && settings.FixOldBinarySubTypeOnOutput)
{
subType = BsonBinarySubType.Binary; // replace obsolete OldBinary with new Binary sub type
}
if (subType == BsonBinarySubType.OldBinary)
{
// sub type OldBinary has two sizes (for historical reasons)
buffer.WriteInt32(bytes.Length + 4);
buffer.WriteByte((byte)subType);
buffer.WriteInt32(bytes.Length);
}
else
{
buffer.WriteInt32(bytes.Length);
buffer.WriteByte((byte)subType);
}
buffer.WriteBytes(bytes);
state = GetNextState();
}
#pragma warning disable 618 // about obsolete BsonBinarySubType.OldBinary
/// <summary>
/// Writes BSON binary data to the writer.
/// </summary>
/// <param name="bytes">The binary data.</param>
/// <param name="subType">The binary data subtype.</param>
/// <param name="guidRepresentation">The representation for Guids.</param>
public override void WriteBinaryData(
byte[] bytes,
BsonBinarySubType subType,
GuidRepresentation guidRepresentation
)
{
if (disposed)
{
throw new ObjectDisposedException("BsonBinaryWriter");
}
if (state != BsonWriterState.Value)
{
ThrowInvalidState("WriteBinaryData", BsonWriterState.Value);
}
switch (subType)
{
case BsonBinarySubType.OldBinary:
if (settings.FixOldBinarySubTypeOnOutput)
{
subType = BsonBinarySubType.Binary; // replace obsolete OldBinary with new Binary sub type
}
break;
case BsonBinarySubType.UuidLegacy:
case BsonBinarySubType.UuidStandard:
if (settings.GuidRepresentation != GuidRepresentation.Unspecified)
{
var expectedSubType = (settings.GuidRepresentation == GuidRepresentation.Standard) ? BsonBinarySubType.UuidStandard : BsonBinarySubType.UuidLegacy;
if (subType != expectedSubType)
{
var message = string.Format("The GuidRepresentation for the writer is {0}, which requires the subType argument to be {1}, not {2}.", settings.GuidRepresentation, expectedSubType, subType);
throw new BsonSerializationException(message);
}
if (guidRepresentation != settings.GuidRepresentation)
{
var message = string.Format("The GuidRepresentation for the writer is {0}, which requires the the guidRepresentation argument to also be {0}, not {1}.", settings.GuidRepresentation, guidRepresentation);
throw new BsonSerializationException(message);
}
}
break;
}
buffer.WriteByte((byte)BsonType.Binary);
WriteNameHelper();
if (subType == BsonBinarySubType.OldBinary)
{
// sub type OldBinary has two sizes (for historical reasons)
buffer.WriteInt32(bytes.Length + 4);
buffer.WriteByte((byte)subType);
buffer.WriteInt32(bytes.Length);
}
else
{
buffer.WriteInt32(bytes.Length);
buffer.WriteByte((byte)subType);
}
buffer.WriteBytes(bytes);
state = GetNextState();
}
internal override void WriteHeaderTo(BsonBuffer buffer)
{
_batchStartPosition = buffer.Position;
base.WriteHeaderTo(buffer);
buffer.WriteInt32((int)_flags);
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
}
internal override void WriteHeaderTo(BsonBuffer buffer)
{
if ((_flags & QueryFlags.Exhaust) != 0)
{
throw new NotSupportedException("The Exhaust QueryFlag is not yet supported.");
}
base.WriteHeaderTo(buffer);
buffer.WriteInt32((int)_flags);
buffer.WriteCString(new UTF8Encoding(false, true), _collectionFullName);
buffer.WriteInt32(_numberToSkip);
buffer.WriteInt32(_numberToReturn);
}
/// <summary>
/// Writes a raw BSON array.
/// </summary>
/// <param name="slice">The byte buffer containing the raw BSON array.</param>
public virtual void WriteRawBsonArray(IByteBuffer slice)
{
// overridden in BsonBinaryWriter
using (var bsonBuffer = new BsonBuffer())
{
BsonArray array;
// wrap the array in a fake document so we can deserialize it
var arrayLength = slice.Length;
var documentLength = arrayLength + 8;
bsonBuffer.WriteInt32(documentLength);
bsonBuffer.WriteByte((byte)BsonType.Array);
bsonBuffer.WriteByte((byte)'x');
bsonBuffer.WriteByte((byte)0);
bsonBuffer.ByteBuffer.WriteBytes(slice);
bsonBuffer.WriteByte((byte)0);
bsonBuffer.Position = 0;
using (var bsonReader = new BsonBinaryReader(bsonBuffer, true, BsonBinaryReaderSettings.Defaults))
{
bsonReader.ReadStartDocument();
bsonReader.ReadName("x");
array = (BsonArray)BsonArraySerializer.Instance.Deserialize(bsonReader, typeof(BsonArray), null);
bsonReader.ReadEndDocument();
}
BsonArraySerializer.Instance.Serialize(this, typeof(BsonArray), array, null);
}
}
internal override void WriteHeaderTo(BsonBuffer buffer)
{
base.WriteHeaderTo(buffer);
buffer.WriteInt32(0); // reserved
}
