internal OutputSchemaChange(BEBinaryReader reader, Guid? traceId)
{
_traceId = traceId;
Change = reader.ReadString();
Keyspace = reader.ReadString();
Table = reader.ReadString();
}
internal TableMetadata(BEBinaryReader reader)
{
List<TableColumn> coldat = new List<TableColumn>();
var flags = (FlagBits)reader.ReadInt32();
var numberOfcolumns = reader.ReadInt32();
this.TableColumns = new TableColumn[numberOfcolumns];
string gKsname = null;
string gTablename = null;
if ((flags & FlagBits.GlobalTablesSpec) == FlagBits.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (int i = 0; i < numberOfcolumns; i++)
{
var col = new TableColumn();
if ((flags & FlagBits.GlobalTablesSpec) != FlagBits.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode)reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
TableColumns = coldat.ToArray();
}
internal OutputSchemaChange(BEBinaryReader reader, Guid? traceID)
{
_traceID = traceID;
this.Change = reader.ReadString();
this.Keyspace= reader.ReadString();
this.Table = reader.ReadString();
}
internal void Load(CassandraErrorType code, string message, BEBinaryReader cb)
{
_info.ConsistencyLevel = (ConsistencyLevel)cb.ReadInt16();
_info.Received = cb.ReadInt32();
_info.BlockFor = cb.ReadInt32();
_info.WriteType = cb.ReadString();
}
internal OutputSchemaChange(BEBinaryReader reader, Guid?traceId)
{
_traceId = traceId;
Change = reader.ReadString();
Keyspace = reader.ReadString();
Table = reader.ReadString();
}
internal OutputRows(byte protocolVersion, BEBinaryReader reader, bool buffered, Guid? traceId)
{
_protocolVersion = protocolVersion;
_metadata = new RowSetMetadata(reader);
RowLength = reader.ReadInt32();
_traceId = traceId;
RowSet = new RowSet();
ProcessRows(RowSet, reader);
}
internal OutputRows(BEBinaryReader reader, bool buffered, Guid?traceID)
{
this._buffered = buffered;
this._reader = reader;
Metadata = new RowSetMetadata(reader);
Rows = reader.ReadInt32();
_disposedEvent = new ManualResetEvent(buffered);
_traceID = traceID;
}
internal OutputRows(byte protocolVersion, BEBinaryReader reader, bool buffered, Guid?traceId)
{
_protocolVersion = protocolVersion;
_metadata = new RowSetMetadata(reader);
RowLength = reader.ReadInt32();
_traceId = traceId;
RowSet = new RowSet();
ProcessRows(RowSet, reader);
}
internal RowSetMetadata(BEBinaryReader reader)
{
var coldat = new List <ColumnDesc>();
var flags = (FlagBits)reader.ReadInt32();
var numberOfcolumns = reader.ReadInt32();
this._rawColumns = new ColumnDesc[numberOfcolumns];
string gKsname = null;
string gTablename = null;
if ((flags & FlagBits.GlobalTablesSpec) == FlagBits.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (int i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & FlagBits.GlobalTablesSpec) != FlagBits.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode)reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
_rawColumns = coldat.ToArray();
_columns = new CqlColumn[_rawColumns.Length];
_columnIdxes = new Dictionary <string, int>();
for (int i = 0; i < _rawColumns.Length; i++)
{
_columns[i] = new CqlColumn()
{
Name = _rawColumns[i].Name,
Keyspace = _rawColumns[i].Keyspace,
Table = _rawColumns[i].Table,
Type = TypeInterpreter.GetDefaultTypeFromCqlType(
_rawColumns[i].TypeCode,
_rawColumns[i].TypeInfo),
TypeCode = _rawColumns[i].TypeCode,
TypeInfo = _rawColumns[i].TypeInfo
};
//TODO: what with full long column names?
if (!_columnIdxes.ContainsKey(_rawColumns[i].Name))
{
_columnIdxes.Add(_rawColumns[i].Name, i);
}
}
}
protected override void Load(BEBinaryReader reader)
{
_exception = new FunctionFailureException(Message)
{
Keyspace = reader.ReadString(),
Name = reader.ReadString(),
ArgumentTypes = reader.ReadStringList()
};
}
protected override void Load(BEBinaryReader reader)
{
_exception = new FunctionFailureException(Message)
{
Keyspace = reader.ReadString(),
Name = reader.ReadString(),
ArgumentTypes = reader.ReadStringList()
};
}
internal OutputRows(BEBinaryReader reader, bool buffered, Guid? traceID)
{
this._buffered = buffered;
this._reader = reader;
Metadata = new RowSetMetadata(reader);
Rows = reader.ReadInt32();
_disposedEvent = new ManualResetEvent(buffered);
_traceID = traceID;
}
internal AbstractResponse(ResponseFrame frame)
{
BEBinaryReader = new BEBinaryReader(frame);
if ((frame.FrameHeader.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BEBinaryReader.Read(buffer, 0, 16);
TraceID = new Guid(TypeInterpreter.GuidShuffle(buffer));
}
}
internal AbstractResponse(ResponseFrame frame)
{
BEBinaryReader = new BEBinaryReader(frame);
if ((frame.FrameHeader.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BEBinaryReader.Read(buffer, 0, 16);
TraceID = new Guid(TypeInterpreter.GuidShuffle(buffer));
}
}
internal AbstractResponse(ResponseFrame frame)
{
BeBinaryReader = new BEBinaryReader(frame.Body);
if ((frame.Header.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BeBinaryReader.Read(buffer, 0, 16);
TraceId = new Guid(TypeCodec.GuidShuffle(buffer));
}
}
internal OutputOptions(BEBinaryReader reader)
{
_options = new Dictionary<string, string[]>();
int n = reader.ReadUInt16();
for (int i = 0; i < n; i++)
{
var k = reader.ReadString();
var v = reader.ReadStringList().ToArray();
_options.Add(k, v);
}
}
internal static OutputError CreateOutputError(int code, string message, BEBinaryReader cb)
{
var factoryMethod = OutputErrorFactoryMethods[code];
if (factoryMethod == null)
throw new DriverInternalError("unknown error" + code);
OutputError error = factoryMethod();
error.Message = message;
error.Load(cb);
return error;
}
internal AbstractResponse(ResponseFrame frame)
{
BeBinaryReader = new BEBinaryReader(frame.Body);
if ((frame.Header.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BeBinaryReader.Read(buffer, 0, 16);
TraceId = new Guid(TypeCodec.GuidShuffle(buffer));
}
}
internal OutputRows(BEBinaryReader reader, bool buffered, Guid?traceId)
{
_buffered = buffered;
_reader = reader;
Metadata = new RowSetMetadata(reader);
Rows = reader.ReadInt32();
if (!buffered)
{
_disposedEvent = new ManualResetEventSlim(buffered);
}
_traceId = traceId;
}
internal OutputOptions(BEBinaryReader reader)
{
_options = new Dictionary <string, string[]>();
int n = reader.ReadUInt16();
for (int i = 0; i < n; i++)
{
var k = reader.ReadString();
var v = reader.ReadStringList().ToArray();
_options.Add(k, v);
}
}
/// <summary>
/// Process rows and sets the paging event handler
/// </summary>
internal void ProcessRows(RowSet rs, BEBinaryReader reader)
{
if (_metadata != null)
{
rs.Columns = _metadata.Columns;
rs.PagingState = _metadata.PagingState;
}
for (var i = 0; i < this.RowLength; i++)
{
rs.AddRow(ProcessRowItem(reader));
}
}
/// <summary>
/// Process rows and sets the paging event handler
/// </summary>
internal virtual void ProcessRows(RowSet rs, BEBinaryReader reader)
{
if (this._metadata != null)
{
rs.Columns = _metadata.Columns;
rs.PagingState = _metadata.PagingState;
}
for (var i = 0; i < this.RowLength; i++)
{
rs.AddRow(ProcessRowItem(reader));
}
}
internal AbstractResponse(ResponseFrame frame)
{
BEBinaryReader = new BEBinaryReader(frame);
if (frame.FrameHeader.Version != ResponseFrame.ProtocolResponseVersionByte)
throw new ProtocolErrorException("Invalid protocol version");
if ((frame.FrameHeader.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BEBinaryReader.Read(buffer, 0, 16);
TraceID = new Guid(TypeInterpreter.GuidShuffle(buffer));
}
}
internal static OutputError CreateOutputError(int code, string message, BEBinaryReader cb)
{
var factoryMethod = OutputErrorFactoryMethods[code];
if (factoryMethod == null)
{
throw new DriverInternalError("unknown error" + code);
}
var error = factoryMethod();
error.Message = message;
error.Code = code;
error.Load(cb);
return(error);
}
internal AbstractResponse(ResponseFrame frame)
{
BEBinaryReader = new BEBinaryReader(frame);
if (frame.FrameHeader.Version != ResponseFrame.ProtocolResponseVersionByte)
{
throw new ProtocolErrorException("Invalid protocol version");
}
if ((frame.FrameHeader.Flags & 0x02) == 0x02)
{
var buffer = new byte[16];
BEBinaryReader.Read(buffer, 0, 16);
TraceID = new Guid(TypeInterpreter.GuidShuffle(buffer));
}
}
internal AbstractResponse(ResponseFrame frame)
{
if (frame == null) throw new ArgumentNullException("frame");
if (frame.Body == null) throw new InvalidOperationException("Response body of the received frame was null");
BeBinaryReader = new BEBinaryReader(frame.Body);
// If a response frame has the tracing flag set, its body contains a tracing ID.
// the frame body.
if ((frame.Header.Flags & FrameHeader.HeaderFlag.Tracing) != 0)
{
var buffer = new byte[16];
BeBinaryReader.Read(buffer, 0, 16);
TraceId = new Guid(TypeCodec.GuidShuffle(buffer));
}
}
private IColumnInfo GetColumnInfo(BEBinaryReader reader, ColumnTypeCode code)
{
ColumnTypeCode innercode;
ColumnTypeCode vinnercode;
switch (code)
{
case ColumnTypeCode.Custom:
return(new CustomColumnInfo()
{
CustomTypeName = reader.ReadString()
});
case ColumnTypeCode.List:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return(new ListColumnInfo()
{
ValueTypeCode = innercode,
ValueTypeInfo = GetColumnInfo(reader, innercode)
});
case ColumnTypeCode.Map:
innercode = (ColumnTypeCode)reader.ReadUInt16();
var kci = GetColumnInfo(reader, innercode);
vinnercode = (ColumnTypeCode)reader.ReadUInt16();
var vci = GetColumnInfo(reader, vinnercode);
return(new MapColumnInfo()
{
KeyTypeCode = innercode,
KeyTypeInfo = kci,
ValueTypeCode = vinnercode,
ValueTypeInfo = vci
});
case ColumnTypeCode.Set:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return(new SetColumnInfo()
{
KeyTypeCode = innercode,
KeyTypeInfo = GetColumnInfo(reader, innercode)
});
default:
return(null);
}
}
internal virtual Row ProcessRowItem(BEBinaryReader reader)
{
var valuesList = new List<byte[]>();
for (var i = 0; i < _metadata.Columns.Length; i++ )
{
int length = reader.ReadInt32();
if (length < 0)
{
valuesList.Add(null);
}
else
{
var buffer = new byte[length];
reader.Read(buffer, 0, length);
valuesList.Add(buffer);
}
}
return new Row(_protocolVersion, valuesList.ToArray(), _metadata.Columns, _metadata.ColumnIndexes);
}
internal virtual Row ProcessRowItem(BEBinaryReader reader)
{
var valuesList = new List <byte[]>();
for (var i = 0; i < _metadata.Columns.Length; i++)
{
int length = reader.ReadInt32();
if (length < 0)
{
valuesList.Add(null);
}
else
{
var buffer = new byte[length];
reader.Read(buffer, 0, length);
valuesList.Add(buffer);
}
}
return(new Row(_protocolVersion, valuesList.ToArray(), _metadata.Columns, _metadata.ColumnIndexes));
}
internal AbstractResponse(ResponseFrame frame)
{
if (frame == null)
{
throw new ArgumentNullException("frame");
}
if (frame.Body == null)
{
throw new InvalidOperationException("Response body of the received frame was null");
}
BeBinaryReader = new BEBinaryReader(frame.Body);
// If a response frame has the tracing flag set, its body contains a tracing ID.
// the frame body.
if ((frame.Header.Flags & FrameHeader.HeaderFlag.Tracing) != 0)
{
var buffer = new byte[16];
BeBinaryReader.Read(buffer, 0, 16);
TraceId = new Guid(TypeCodec.GuidShuffle(buffer));
}
}
protected abstract void Load(BEBinaryReader reader);
internal RowSetMetadata(BEBinaryReader reader, bool parsePartitionKeys = false)
{
if (reader == null)
{
//Allow to be created for unit tests
return;
}
var coldat = new List<ColumnDesc>();
var flags = (RowSetMetadataFlags) reader.ReadInt32();
var numberOfcolumns = reader.ReadInt32();
if (parsePartitionKeys)
{
PartitionKeys = new int[reader.ReadInt32()];
for (var i = 0; i < PartitionKeys.Length; i++)
{
PartitionKeys[i] = reader.ReadInt16();
}
}
string gKsname = null;
string gTablename = null;
if ((flags & RowSetMetadataFlags.HasMorePages) == RowSetMetadataFlags.HasMorePages)
{
PagingState = reader.ReadBytes();
}
if ((flags & RowSetMetadataFlags.NoMetadata) == RowSetMetadataFlags.NoMetadata)
{
return;
}
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) == RowSetMetadataFlags.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (var i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) != RowSetMetadataFlags.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode) reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
var rawColumns = coldat.ToArray();
Columns = new CqlColumn[rawColumns.Length];
ColumnIndexes = new Dictionary<string, int>();
for (var i = 0; i < rawColumns.Length; i++)
{
Columns[i] = new CqlColumn
{
Name = rawColumns[i].Name,
Keyspace = rawColumns[i].Keyspace,
Table = rawColumns[i].Table,
Type = TypeCodec.GetDefaultTypeFromCqlType(
rawColumns[i].TypeCode,
rawColumns[i].TypeInfo),
TypeCode = rawColumns[i].TypeCode,
TypeInfo = rawColumns[i].TypeInfo,
Index = i
};
ColumnIndexes[rawColumns[i].Name] = i;
}
}
internal static OutputError CreateOutputError(CassandraErrorType code, string message, BEBinaryReader cb)
{
var tpy = Assembly.GetExecutingAssembly().GetType("Cassandra.Output" + code.ToString());
if (tpy == null)
{
throw new DriverInternalError("unknown error" + code.ToString());
}
var cnstr = tpy.GetConstructor(new Type[] { });
var outp = (OutputError)cnstr.Invoke(new object[] { });
tpy.GetField("CassandraErrorType").SetValue(outp, code);
tpy.GetField("Message").SetValue(outp, message);
var loadM = tpy.GetMethod("Load", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, new Type[] { typeof(CassandraErrorType), typeof(string), typeof(BEBinaryReader) }, null);
if (loadM != null)
{
loadM.Invoke(outp, new object[] { code, message, cb });
}
return(outp);
}
internal void Load(CassandraErrorType code, string message, BEBinaryReader cb)
{
_info.Ks = cb.ReadString();
_info.Table = cb.ReadString();
}
internal void Load(CassandraErrorType code, string message, BEBinaryReader cb)
{
_info.ConsistencyLevel = (ConsistencyLevel)cb.ReadInt16();
_info.Required = cb.ReadInt32();
_info.Alive = cb.ReadInt32();
}
private IColumnInfo GetColumnInfo(BEBinaryReader reader, ColumnTypeCode code)
{
ColumnTypeCode innercode;
switch (code)
{
case ColumnTypeCode.List:
innercode = (ColumnTypeCode) reader.ReadUInt16();
return new ListColumnInfo
{
ValueTypeCode = innercode,
ValueTypeInfo = GetColumnInfo(reader, innercode)
};
case ColumnTypeCode.Map:
innercode = (ColumnTypeCode) reader.ReadUInt16();
IColumnInfo kci = GetColumnInfo(reader, innercode);
var vinnercode = (ColumnTypeCode) reader.ReadUInt16();
IColumnInfo vci = GetColumnInfo(reader, vinnercode);
return new MapColumnInfo
{
KeyTypeCode = innercode,
KeyTypeInfo = kci,
ValueTypeCode = vinnercode,
ValueTypeInfo = vci
};
case ColumnTypeCode.Set:
innercode = (ColumnTypeCode) reader.ReadUInt16();
return new SetColumnInfo
{
KeyTypeCode = innercode,
KeyTypeInfo = GetColumnInfo(reader, innercode)
};
case ColumnTypeCode.Custom:
return new CustomColumnInfo { CustomTypeName = reader.ReadString() };
case ColumnTypeCode.Udt:
var udtInfo = new UdtColumnInfo(reader.ReadString() + "." + reader.ReadString());
var fieldLength = reader.ReadInt16();
for (var i = 0; i < fieldLength; i++)
{
var dataType = new ColumnDesc
{
Name = reader.ReadString(),
TypeCode = (ColumnTypeCode) reader.ReadUInt16(),
};
dataType.TypeInfo = GetColumnInfo(reader, dataType.TypeCode);
udtInfo.Fields.Add(dataType);
}
return udtInfo;
case ColumnTypeCode.Tuple:
{
var tupleInfo = new TupleColumnInfo();
var elementLength = reader.ReadInt16();
for (var i = 0; i < elementLength; i++)
{
var dataType = new ColumnDesc
{
TypeCode = (ColumnTypeCode) reader.ReadUInt16(),
};
dataType.TypeInfo = GetColumnInfo(reader, dataType.TypeCode);
tupleInfo.Elements.Add(dataType);
}
return tupleInfo;
}
default:
return null;
}
}
internal RowSetMetadata(BEBinaryReader reader)
{
if (reader == null)
{
//Allow to be created for unit tests
return;
}
var coldat = new List<ColumnDesc>();
var flags = (RowSetMetadataFlags) reader.ReadInt32();
int numberOfcolumns = reader.ReadInt32();
_rawColumns = new ColumnDesc[numberOfcolumns];
string gKsname = null;
string gTablename = null;
if ((flags & RowSetMetadataFlags.HasMorePages) == RowSetMetadataFlags.HasMorePages)
PagingState = reader.ReadBytes();
else
PagingState = null;
if ((flags & RowSetMetadataFlags.NoMetadata) != RowSetMetadataFlags.NoMetadata)
{
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) == RowSetMetadataFlags.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (int i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) != RowSetMetadataFlags.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode) reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
_rawColumns = coldat.ToArray();
_columns = new CqlColumn[_rawColumns.Length];
ColumnIndexes = new Dictionary<string, int>();
for (int i = 0; i < _rawColumns.Length; i++)
{
_columns[i] = new CqlColumn
{
Name = _rawColumns[i].Name,
Keyspace = _rawColumns[i].Keyspace,
Table = _rawColumns[i].Table,
Type = TypeCodec.GetDefaultTypeFromCqlType(
_rawColumns[i].TypeCode,
_rawColumns[i].TypeInfo),
TypeCode = _rawColumns[i].TypeCode,
TypeInfo = _rawColumns[i].TypeInfo,
Index = i
};
//TODO: what with full long column names?
if (!ColumnIndexes.ContainsKey(_rawColumns[i].Name))
ColumnIndexes.Add(_rawColumns[i].Name, i);
}
}
}
private IColumnInfo GetColumnInfo(BEBinaryReader reader, ColumnTypeCode code)
{
ColumnTypeCode innercode;
switch (code)
{
case ColumnTypeCode.List:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return(new ListColumnInfo
{
ValueTypeCode = innercode,
ValueTypeInfo = GetColumnInfo(reader, innercode)
});
case ColumnTypeCode.Map:
innercode = (ColumnTypeCode)reader.ReadUInt16();
IColumnInfo kci = GetColumnInfo(reader, innercode);
var vinnercode = (ColumnTypeCode)reader.ReadUInt16();
IColumnInfo vci = GetColumnInfo(reader, vinnercode);
return(new MapColumnInfo
{
KeyTypeCode = innercode,
KeyTypeInfo = kci,
ValueTypeCode = vinnercode,
ValueTypeInfo = vci
});
case ColumnTypeCode.Set:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return(new SetColumnInfo
{
KeyTypeCode = innercode,
KeyTypeInfo = GetColumnInfo(reader, innercode)
});
case ColumnTypeCode.Custom:
return(new CustomColumnInfo {
CustomTypeName = reader.ReadString()
});
case ColumnTypeCode.Udt:
var udtInfo = new UdtColumnInfo(reader.ReadString() + "." + reader.ReadString());
var fieldLength = reader.ReadInt16();
for (var i = 0; i < fieldLength; i++)
{
var dataType = new ColumnDesc
{
Name = reader.ReadString(),
TypeCode = (ColumnTypeCode)reader.ReadUInt16(),
};
dataType.TypeInfo = GetColumnInfo(reader, dataType.TypeCode);
udtInfo.Fields.Add(dataType);
}
return(udtInfo);
case ColumnTypeCode.Tuple:
{
var tupleInfo = new TupleColumnInfo();
var elementLength = reader.ReadInt16();
for (var i = 0; i < elementLength; i++)
{
var dataType = new ColumnDesc
{
TypeCode = (ColumnTypeCode)reader.ReadUInt16(),
};
dataType.TypeInfo = GetColumnInfo(reader, dataType.TypeCode);
tupleInfo.Elements.Add(dataType);
}
return(tupleInfo);
}
default:
return(null);
}
}
private IColumnInfo GetColumnInfo(BEBinaryReader reader, ColumnTypeCode code)
{
ColumnTypeCode innercode;
ColumnTypeCode vinnercode;
switch (code)
{
case ColumnTypeCode.Custom:
return new CustomColumnInfo() { CustomTypeName = reader.ReadString() };
case ColumnTypeCode.List:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return new ListColumnInfo()
{
ValueTypeCode = innercode,
ValueTypeInfo = GetColumnInfo(reader, innercode)
};
case ColumnTypeCode.Map:
innercode = (ColumnTypeCode)reader.ReadUInt16();
var kci = GetColumnInfo(reader, innercode);
vinnercode = (ColumnTypeCode)reader.ReadUInt16();
var vci = GetColumnInfo(reader, vinnercode);
return new MapColumnInfo()
{
KeyTypeCode = innercode,
KeyTypeInfo = kci,
ValueTypeCode = vinnercode,
ValueTypeInfo = vci
};
case ColumnTypeCode.Set:
innercode = (ColumnTypeCode)reader.ReadUInt16();
return new SetColumnInfo()
{
KeyTypeCode = innercode,
KeyTypeInfo = GetColumnInfo(reader, innercode)
};
default:
return null;
}
}
internal RowSetMetadata(BEBinaryReader reader)
{
var coldat = new List <ColumnDesc>();
var flags = (RowSetMetadataFlags)reader.ReadInt32();
int numberOfcolumns = reader.ReadInt32();
_rawColumns = new ColumnDesc[numberOfcolumns];
string gKsname = null;
string gTablename = null;
if ((flags & RowSetMetadataFlags.HasMorePages) == RowSetMetadataFlags.HasMorePages)
{
PagingState = reader.ReadBytes();
}
else
{
PagingState = null;
}
if ((flags & RowSetMetadataFlags.NoMetadata) != RowSetMetadataFlags.NoMetadata)
{
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) == RowSetMetadataFlags.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (int i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) != RowSetMetadataFlags.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode)reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
_rawColumns = coldat.ToArray();
_columns = new CqlColumn[_rawColumns.Length];
ColumnIndexes = new Dictionary <string, int>();
for (int i = 0; i < _rawColumns.Length; i++)
{
_columns[i] = new CqlColumn
{
Name = _rawColumns[i].Name,
Keyspace = _rawColumns[i].Keyspace,
Table = _rawColumns[i].Table,
Type = TypeCodec.GetDefaultTypeFromCqlType(
_rawColumns[i].TypeCode,
_rawColumns[i].TypeInfo),
TypeCode = _rawColumns[i].TypeCode,
TypeInfo = _rawColumns[i].TypeInfo,
Index = i
};
//TODO: what with full long column names?
if (!ColumnIndexes.ContainsKey(_rawColumns[i].Name))
{
ColumnIndexes.Add(_rawColumns[i].Name, i);
}
}
}
}
internal RowSetMetadata(BEBinaryReader reader)
{
var coldat = new List<ColumnDesc>();
var flags = (FlagBits)reader.ReadInt32();
var numberOfcolumns = reader.ReadInt32();
this._rawColumns = new ColumnDesc[numberOfcolumns];
string gKsname = null;
string gTablename = null;
if ((flags & FlagBits.GlobalTablesSpec) == FlagBits.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (int i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & FlagBits.GlobalTablesSpec) != FlagBits.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode)reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
_rawColumns = coldat.ToArray();
_columns = new CqlColumn[_rawColumns.Length];
_columnIdxes = new Dictionary<string, int>();
for (int i = 0; i < _rawColumns.Length; i++)
{
_columns[i] = new CqlColumn()
{
Name = _rawColumns[i].Name,
Keyspace = _rawColumns[i].Keyspace,
Table = _rawColumns[i].Table,
Type = TypeInterpreter.GetDefaultTypeFromCqlType(
_rawColumns[i].TypeCode,
_rawColumns[i].TypeInfo),
TypeCode = _rawColumns[i].TypeCode,
TypeInfo = _rawColumns[i].TypeInfo
};
//TODO: what with full long column names?
if (!_columnIdxes.ContainsKey(_rawColumns[i].Name))
_columnIdxes.Add(_rawColumns[i].Name, i);
}
}
protected abstract void Load(BEBinaryReader reader);
internal RowSetMetadata(BEBinaryReader reader, bool parsePartitionKeys = false)
{
if (reader == null)
{
//Allow to be created for unit tests
return;
}
var coldat = new List <ColumnDesc>();
var flags = (RowSetMetadataFlags)reader.ReadInt32();
var numberOfcolumns = reader.ReadInt32();
if (parsePartitionKeys)
{
PartitionKeys = new int[reader.ReadInt32()];
for (var i = 0; i < PartitionKeys.Length; i++)
{
PartitionKeys[i] = reader.ReadInt16();
}
}
string gKsname = null;
string gTablename = null;
if ((flags & RowSetMetadataFlags.HasMorePages) == RowSetMetadataFlags.HasMorePages)
{
PagingState = reader.ReadBytes();
}
if ((flags & RowSetMetadataFlags.NoMetadata) == RowSetMetadataFlags.NoMetadata)
{
return;
}
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) == RowSetMetadataFlags.GlobalTablesSpec)
{
gKsname = reader.ReadString();
gTablename = reader.ReadString();
}
for (var i = 0; i < numberOfcolumns; i++)
{
var col = new ColumnDesc();
if ((flags & RowSetMetadataFlags.GlobalTablesSpec) != RowSetMetadataFlags.GlobalTablesSpec)
{
col.Keyspace = reader.ReadString();
col.Table = reader.ReadString();
}
else
{
col.Keyspace = gKsname;
col.Table = gTablename;
}
col.Name = reader.ReadString();
col.TypeCode = (ColumnTypeCode)reader.ReadUInt16();
col.TypeInfo = GetColumnInfo(reader, col.TypeCode);
coldat.Add(col);
}
var rawColumns = coldat.ToArray();
Columns = new CqlColumn[rawColumns.Length];
ColumnIndexes = new Dictionary <string, int>();
for (var i = 0; i < rawColumns.Length; i++)
{
Columns[i] = new CqlColumn
{
Name = rawColumns[i].Name,
Keyspace = rawColumns[i].Keyspace,
Table = rawColumns[i].Table,
Type = TypeCodec.GetDefaultTypeFromCqlType(
rawColumns[i].TypeCode,
rawColumns[i].TypeInfo),
TypeCode = rawColumns[i].TypeCode,
TypeInfo = rawColumns[i].TypeInfo,
Index = i
};
ColumnIndexes[rawColumns[i].Name] = i;
}
}
