public ReadSession(
SegmentInfo version,
DocHashReader docHashReader,
BlockInfoReader addressReader,
Stream stream)
{
Version = version;
Stream = stream;
DocHashReader = docHashReader;
AddressReader = addressReader;
BlockSize = BlockSerializer.SizeOfBlock();
Stream.Seek(Version.KeyIndexOffset, SeekOrigin.Begin);
KeyIndex = DocumentSerializer.ReadKeyIndex(Stream, Version.KeyIndexSize);
}
public DocumentTableStream(Stream stream, SegmentInfo ix, int skip = 0, int take = int.MaxValue)
: base(ix.PrimaryKeyFieldName)
{
_dataFile = stream;
_ix = ix;
_dataFile.Seek(_ix.KeyIndexOffset, SeekOrigin.Begin);
var keyIndex = DocumentSerializer.ReadKeyIndex(_dataFile, _ix.KeyIndexSize);
_hashReader = new DocHashReader(_dataFile, _ix.DocHashOffset, leaveOpen: false);
_addressReader = new BlockInfoReader(_dataFile, _ix.DocAddressesOffset);
_documentReader = new DocumentReader(
_dataFile, _ix.Compression, keyIndex, _ix.KeyIndexOffset + _ix.KeyIndexSize, leaveOpen: false);
_skip = skip;
_take = take;
}