C# Class GSF.IO.FileStructure.ReadSnapshot

Aquires a snapshot of the file system to browse in an isolated mannor. This is read only and will also block the main file from being deleted. Therefore it is important to release this lock so the file can be deleted after a rollover.

显示文件 Open project: GridProtectionAlliance/openHistorian Class Usage Examples

Public Methods

Method	Description
OpenFile ( SubFileName fileName ) : SubFileStream	Opens a ArchiveFileStream that can be used to read/write to the file passed to this function.
OpenFile ( int fileIndex ) : SubFileStream	Opens a ArchiveFileStream that can be used to read the file passed to this function.

Private Methods

Method	Description
ReadSnapshot ( DiskIo dataReader ) : System	Creates a readonly copy of a transaction.

Method Details

OpenFile() public method

Opens a ArchiveFileStream that can be used to read/write to the file passed to this function.

public OpenFile ( SubFileName fileName ) : SubFileStream
fileName	SubFileName
return	SubFileStream

OpenFile() public method

Opens a ArchiveFileStream that can be used to read the file passed to this function.

public OpenFile ( int fileIndex ) : SubFileStream
fileIndex	int	The index of the file to open.
return	SubFileStream