protected override void ReadContent(LiteDB.ByteReader reader)
{
this.Nodes = new Dictionary <ushort, IndexNode>(this.ItemCount);
for (var i = 0; i < this.ItemCount; i++)
{
var index = reader.ReadUInt16();
var levels = reader.ReadByte();
var node = new IndexNode(levels);
node.Page = this;
node.Position = new LiteDB.PageAddress(this.PageID, index);
node.KeyLength = reader.ReadUInt16();
node.Key = ReadBsonValue(reader, node.KeyLength);
node.DataBlock = reader.ReadPageAddress();
for (var j = 0; j < node.Prev.Length; j++)
{
node.Prev[j] = reader.ReadPageAddress();
node.Next[j] = reader.ReadPageAddress();
}
this.Nodes.Add(node.Position.Index, node);
}
}
private void ReadHeader(LiteDB.ByteReader reader)
{
// first 5 bytes (pageID + pageType) was readed before class create
// this.PageID
// this.PageType
this.PrevPageID = reader.ReadUInt32();
this.NextPageID = reader.ReadUInt32();
this.ItemCount = reader.ReadUInt16();
reader.ReadUInt16(); // FreeBytes;
reader.Skip(8); // reserved 8 bytes
}
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());
}
}
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);
}
}
