protected override void ReadContent(LiteDB.ByteReader reader)
{
reader.ReadString(HEADER_INFO.Length);
reader.ReadByte();
this.ChangeID = reader.ReadUInt16();
this.FreeEmptyPageID = reader.ReadUInt32();
this.LastPageID = reader.ReadUInt32();
this.DbVersion = reader.ReadUInt16();
this.Password = reader.ReadBytes(this.Password.Length);
// read page collections references (position on end of page)
var cols = reader.ReadByte();
for (var i = 0; i < cols; i++)
{
this.CollectionPages.Add(reader.ReadString(), reader.ReadUInt32());
}
}
/// <summary>
/// Write a custom ReadBsonValue because BsonType changed from v6 to v7
/// </summary>
private LiteDB.BsonValue ReadBsonValue(LiteDB.ByteReader reader, ushort length)
{
var type = reader.ReadByte();
// using numbers because BsonType changed
switch (type)
{
case 1: return(LiteDB.BsonValue.Null);
case 2: return(reader.ReadInt32());
case 3: return(reader.ReadInt64());
case 4: return(reader.ReadDouble());
case 5: return(reader.ReadString(length));
case 6: return(new LiteDB.BsonReader(false).ReadDocument(reader));
case 7: return(new LiteDB.BsonReader(false).ReadArray(reader));
case 8: return(reader.ReadBytes(length));
case 9: return(reader.ReadObjectId());
case 10: return(reader.ReadGuid());
case 11: return(reader.ReadBoolean());
case 12: return(reader.ReadDateTime());
case 13: return(reader.ReadDateTimeOffset(length));
case 0: return(LiteDB.BsonValue.MinValue);
case 14: return(LiteDB.BsonValue.MaxValue);
}
throw new NotImplementedException();
}
protected override void ReadContent(LiteDB.ByteReader reader)
{
this.DataBlocks = new Dictionary <ushort, DataBlock>(ItemCount);
for (var i = 0; i < ItemCount; i++)
{
var block = new DataBlock();
block.Page = this;
block.Position = new LiteDB.PageAddress(this.PageID, reader.ReadUInt16());
block.ExtendPageID = reader.ReadUInt32();
for (var j = 0; j < CollectionIndex.INDEX_PER_COLLECTION; j++)
{
block.IndexRef[j] = reader.ReadPageAddress();
}
var size = reader.ReadUInt16();
block.Data = reader.ReadBytes(size);
this.DataBlocks.Add(block.Position.Index, block);
}
}
protected override void ReadContent(LiteDB.ByteReader reader)
{
this.Data = reader.ReadBytes(this.ItemCount);
}
