protected override void ReadContent(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 PageAddress(this.PageID, index);
node.KeyLength = reader.ReadUInt16();
node.Key = reader.ReadBsonValue(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);
}
}
protected override void ReadContent(ByteReader reader)
{
var info = reader.ReadString(HEADER_INFO.Length);
var ver = reader.ReadByte();
if (info != HEADER_INFO)
{
throw LiteException.InvalidDatabase();
}
if (ver != FILE_VERSION)
{
throw LiteException.InvalidDatabaseVersion(ver);
}
this.ChangeID = reader.ReadUInt16();
this.FreeEmptyPageID = reader.ReadUInt32();
this.LastPageID = reader.ReadUInt32();
this.UserVersion = reader.ReadUInt16();
this.Password = reader.ReadBytes(this.Password.Length);
this.Salt = reader.ReadBytes(this.Salt.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());
}
// use last page byte position for recovery mode only because i forgot to reserve area before collection names!
// TODO: fix this in next change data structure
reader.Position = BasePage.PAGE_SIZE - 1;
this.Recovery = reader.ReadBoolean();
}
protected override void ReadContent(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 PageAddress(this.PageID, index);
node.Slot = reader.ReadByte();
node.PrevNode = reader.ReadPageAddress();
node.NextNode = reader.ReadPageAddress();
node.KeyLength = reader.ReadUInt16();
node.Key = reader.ReadBsonValue(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);
}
}
protected override void ReadContent(ByteReader reader)
{
var info = reader.ReadString(HEADER_INFO.Length);
var ver = reader.ReadByte();
if (info != HEADER_INFO)
{
throw LiteException.InvalidDatabase();
}
if (ver != FILE_VERSION)
{
throw LiteException.InvalidDatabaseVersion(ver);
}
reader.ReadUInt16(); // to be compatible with old "ChangeID"
this.FreeEmptyPageID = reader.ReadUInt32();
this.LastPageID = reader.ReadUInt32();
this.UserVersion = reader.ReadUInt16();
this.Password = reader.ReadBytes(this.Password.Length);
this.Salt = reader.ReadBytes(this.Salt.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());
}
}
private void ReadHeader(ByteReader reader)
{
// first 5 bytes (pageID + pageType) was readed before class create
// this.PageID
// this.PageType
PrevPageID = reader.ReadUInt32();
NextPageID = reader.ReadUInt32();
ItemCount = reader.ReadUInt16();
FreeBytes = reader.ReadUInt16();
reader.Skip(8); // reserved 8 bytes
}
protected override void ReadContent(ByteReader reader)
{
var info = reader.ReadString(HEADER_INFO.Length);
var ver = reader.ReadByte();
if (info != HEADER_INFO)
{
throw LiteException.InvalidDatabase();
}
if (ver != FILE_VERSION)
{
throw LiteException.InvalidDatabaseVersion(ver);
}
ChangeID = reader.ReadUInt16();
FreeEmptyPageID = reader.ReadUInt32();
LastPageID = reader.ReadUInt32();
DbParams.Read(reader);
// read page collections references (position on end of page)
var cols = reader.ReadByte();
for (var i = 0; i < cols; i++)
{
CollectionPages.Add(reader.ReadString(), reader.ReadUInt32());
}
}
protected override void ReadContent(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 PageAddress(this.PageID, reader.ReadUInt16());
block.ExtendPageID = reader.ReadUInt32();
var size = reader.ReadUInt16();
block.Data = reader.ReadBytes(size);
this.DataBlocks.Add(block.Position.Index, block);
}
}
protected override void ReadContent(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 PageAddress(this.PageID, reader.ReadUInt16());
block.ExtendPageID = reader.ReadUInt32();
var size = reader.ReadUInt16();
block.Data = reader.ReadBytes(size);
this.DataBlocks.Add(block.Position.Index, block);
}
}
protected override void ReadContent(ByteReader reader)
{
DataBlocks = new Dictionary <ushort, DataBlock>(ItemCount);
for (var i = 0; i < ItemCount; i++)
{
var block = new DataBlock();
block.Page = this;
block.Position = new PageAddress(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);
DataBlocks.Add(block.Position.Index, block);
}
}
protected override void ReadContent(ByteReader reader)
{
var info = reader.ReadString(HEADER_INFO.Length);
var ver = reader.ReadByte();
if (info != HEADER_INFO) throw LiteException.InvalidDatabase();
if (ver != FILE_VERSION) throw LiteException.InvalidDatabaseVersion(ver);
this.ChangeID = reader.ReadUInt16();
this.FreeEmptyPageID = reader.ReadUInt32();
this.LastPageID = reader.ReadUInt32();
this.DbParams.Read(reader);
// 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());
}
}
public void Read(ByteReader reader)
{
this.DbVersion = reader.ReadUInt16();
reader.Skip(198);
}
public void Read(ByteReader reader)
{
this.DbVersion = reader.ReadUInt16();
reader.Skip(198);
}
