C# 클래스 GSF.IO.FileStructure.TransactionalFileStructure

This class is responsible for managing the transactions that occur on the file system. Therefore, it keeps up with the latest snapshot of the file allocation table, permits only a single concurrent edit of the archive system, and determines when a file can be deleted when there are no read or write transactions. It also containst the IO system.

상속: IDisposable

파일 보기 프로젝트 열기: GridProtectionAlliance/openHistorian 1 사용 예제들

공개 메소드들

메소드	설명
BeginEdit ( ) : TransactionalEdit	This will start a transactional edit on the file.
ChangeExtension ( string extension, bool isReadOnly, bool isSharingEnabled ) : void	Changes the extension of the current file.
ChangeShareMode ( bool isReadOnly, bool isSharingEnabled ) : void	Reopens the file with different permissions.
CreateFile ( string fileName, int blockSize ) : TransactionalFileStructure	Creates a new archive file using the provided file. File is editable.
CreateInMemory ( int blockSize ) : TransactionalFileStructure	Creates a new archive file that is completely in memory
Dispose ( ) : void	Releases all the resources used by the TransactionalFileStructure object.
OpenFile ( string fileName, bool isReadOnly ) : TransactionalFileStructure	Opens an existing file.

비공개 메소드들

메소드	설명
OnTransactionCommitted ( ) : void
OnTransactionRolledBack ( ) : void
TransactionalFileStructure ( DiskIo diskIo ) : System

메소드 상세

BeginEdit() 공개 메소드

This will start a transactional edit on the file.

public BeginEdit ( ) : TransactionalEdit
리턴	TransactionalEdit

ChangeExtension() 공개 메소드

Changes the extension of the current file.

public ChangeExtension ( string extension, bool isReadOnly, bool isSharingEnabled ) : void
extension	string	the new extension
isReadOnly	bool	If the file should be reopened as readonly
isSharingEnabled	bool	If the file should share read privileges.
리턴	void

ChangeShareMode() 공개 메소드

Reopens the file with different permissions.

public ChangeShareMode ( bool isReadOnly, bool isSharingEnabled ) : void
isReadOnly	bool	If the file should be reopened as readonly
isSharingEnabled	bool	If the file should share read privileges.
리턴	void

CreateFile() 공개 정적인 메소드

Creates a new archive file using the provided file. File is editable.

public static CreateFile ( string fileName, int blockSize ) : TransactionalFileStructure
fileName	string
blockSize	int
리턴	TransactionalFileStructure

CreateInMemory() 공개 정적인 메소드

Creates a new archive file that is completely in memory

public static CreateInMemory ( int blockSize ) : TransactionalFileStructure
blockSize	int
리턴	TransactionalFileStructure

Dispose() 공개 메소드

Releases all the resources used by the TransactionalFileStructure object.

public Dispose ( ) : void
리턴	void

OpenFile() 공개 정적인 메소드

Opens an existing file.

public static OpenFile ( string fileName, bool isReadOnly ) : TransactionalFileStructure
fileName	string
isReadOnly	bool
리턴	TransactionalFileStructure