C# Class DBreeze.Storage.MSR

DBreeze random and sequential disk IO buffers implementation. Specially designed for DBreeze specific storage format. Not for common usage.

Inheritance: IStorage

Show file Open project: hhblaze/DBreeze

Public Properties

Property	Type	Description
IsOperable	bool
MaxRollbackFileSize	int
maxRandomBufferSize	int
maxRandomElementsCount	int

Public Methods

Method	Description
Commit ( ) : void	Cleans all buffers and flushes data to the disk
FlushRandomBuffer ( ) : void	Is called only from lock_fs and must be finished by calling NET_Flush
MSR ( string fileName, TrieSettings trieSettings, DBreezeConfiguration configuration ) : System
RecreateFiles ( ) : void
RestoreTableFromTheOtherTable ( string newTableFullPath ) : void
Rollback ( ) : void	Standard and transactional rollback
Table_Dispose ( ) : void
Table_Read ( bool useCache, byte offset, int count ) : byte[]
Table_Read ( bool useCache, long offset, int count ) : byte[]
Table_WriteByOffset ( byte offset, byte data ) : void
Table_WriteByOffset ( long offset, byte data ) : void
Table_WriteToTheEnd ( byte data ) : byte[]
TransactionalCommit ( ) : void
TransactionalCommitIsFinished ( ) : void
TransactionalRollback ( ) : void

Private Methods

Method	Description
InitFiles ( ) : void

Method Details

Commit() public method

Cleans all buffers and flushes data to the disk

public Commit ( ) : void
return	void

FlushRandomBuffer() public method

Is called only from lock_fs and must be finished by calling NET_Flush

public FlushRandomBuffer ( ) : void
return	void

MSR() public method

public MSR ( string fileName, TrieSettings trieSettings, DBreezeConfiguration configuration ) : System
fileName	string
trieSettings	TrieSettings
configuration	DBreezeConfiguration
return	System

RecreateFiles() public method

public RecreateFiles ( ) : void
return	void

RestoreTableFromTheOtherTable() public method

public RestoreTableFromTheOtherTable ( string newTableFullPath ) : void
newTableFullPath	string
return	void

Rollback() public method

Standard and transactional rollback

public Rollback ( ) : void
return	void

Table_Dispose() public method

public Table_Dispose ( ) : void
return	void

Table_Read() public method

public Table_Read ( bool useCache, byte offset, int count ) : byte[]
useCache	bool	if actual overwritten data must be used
offset	byte
count	int
return	byte[]

Table_Read() public method

public Table_Read ( bool useCache, long offset, int count ) : byte[]
useCache	bool
offset	long
count	int
return	byte[]

Table_WriteByOffset() public method

public Table_WriteByOffset ( byte offset, byte data ) : void
offset	byte
data	byte
return	void

Table_WriteByOffset() public method

public Table_WriteByOffset ( long offset, byte data ) : void
offset	long
data	byte
return	void

Table_WriteToTheEnd() public method

public Table_WriteToTheEnd ( byte data ) : byte[]
data	byte
return	byte[]

TransactionalCommit() public method

public TransactionalCommit ( ) : void
return	void

TransactionalCommitIsFinished() public method

public TransactionalCommitIsFinished ( ) : void
return	void

TransactionalRollback() public method

public TransactionalRollback ( ) : void
return	void

Property Details

IsOperable public property

Indicates subsystem vitality

public bool IsOperable
return	bool

MaxRollbackFileSize public property

Rollback file re-creation after initialization

public int MaxRollbackFileSize
return	int

maxRandomBufferSize public property

Random buffer maximal size before flush

public int maxRandomBufferSize
return	int

maxRandomElementsCount public property

public int maxRandomElementsCount
return	int