FileBackend Class Reference

FileBackend: Implements file-backed backend. More...

#include <FileBackend.h>

Inheritance diagram for FileBackend:

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Collaboration diagram for FileBackend:

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List of all members.

Public Member Functions
	FileBackend ()
	Null constructor.
	FileBackend (char *dir_prefix)
	Constructor with directory prefix (see note above).
	~FileBackend ()
	Destructor.
void	listSessions (std::vector< std::string > &list)
	List available sessions.
bool	listVersions (std::vector< uint32 > &list, const std::string &session)
	List available versions for a particular session.
std::istream &	getInputStream (const UserState *userState, const std::string &filename)
	Get an input stream for a given user state and filename.
std::istream &	getInputStream (const std::string &session, uint32 version, const std::string &filename)
	Get an input stream for a desired session, version and filename.
std::ostream &	getOutputStream (const UserState *userState, const std::string &filename)
	Get an output stream for a given user state and filename.
std::ostream &	getOutputStream (const std::string &session, uint32 version, const std::string &filename)
	Get an output stream for a desired session, version and filename.

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Detailed Description

FileBackend: Implements file-backed backend.

• Sessions are stored in the following format <dir_prefix>/<session_name>/<version>/<files...>
• Note: Uses boost::filesystem in order to access directory/files in OS-independent, portable way

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The documentation for this class was generated from the following file:

• /home/weinberg/src/BIE/persistence/FileBackend.h