Gaudi::IIODataManager Class Reference

#include <IIODataManager.h>

Inheritance diagram for Gaudi::IIODataManager:

Collaboration diagram for Gaudi::IIODataManager:

List of all members.

Public Types
enum	FileType { UNKNOWN = 1, PFN, LFN, FID }
typedef IDataConnection	Connection
	Connection type definition.
typedef std::vector< Connection * >	Connections
typedef Connection::IoType	IoType
Public Member Functions
	DeclareInterfaceID (IIODataManager, 2, 0)
	InterfaceID.
virtual StatusCode	connectRead (bool keep_open, IDataConnection *con)=0
	Open data stream in read mode.
virtual StatusCode	connectWrite (IDataConnection *con, IoType mode=Connection::CREATE, const std::string &doctype="UNKNOWN")=0
	Open data stream in write mode.
virtual StatusCode	disconnect (IDataConnection *con)=0
	Release data stream.
virtual Connection *	connection (const std::string &dsn) const =0
	Retrieve known connection.
virtual Connections	connections (const IInterface *owner) const =0
	Get connection by owner instance (0=ALL)
virtual StatusCode	read (IDataConnection *con, void *const data, size_t len)=0
	Read raw byte buffer from input stream.
virtual StatusCode	write (IDataConnection *con, const void *data, int len)=0
	Write raw byte buffer to output stream.
virtual long long int	seek (IDataConnection *con, long long int where, int origin)=0
	Seek on the file described by ioDesc. Arguments as in seek()

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Detailed Description

Author:

M.Frank

Version:

1.0

Date:

20/10/2007

Author:

M.Frank

Version:

1.0

Date:

20/10/2007

Author:

R. Lambert

Date:

03/09/2009

Definition at line 88 of file IIODataManager.h.

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Member Typedef Documentation

typedef IDataConnection Gaudi::IIODataManager::Connection

Connection type definition.

Definition at line 94 of file IIODataManager.h.

typedef std::vector<Connection*> Gaudi::IIODataManager::Connections

Definition at line 95 of file IIODataManager.h.

typedef Connection::IoType Gaudi::IIODataManager::IoType

Definition at line 96 of file IIODataManager.h.

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Member Enumeration Documentation

enum Gaudi::IIODataManager::FileType

Enumerator:

UNKNOWN
PFN
LFN
FID

Definition at line 97 of file IIODataManager.h.

{ UNKNOWN=1, PFN, LFN, FID };

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Member Function Documentation

virtual Connection* Gaudi::IIODataManager::connection

(

const std::string &

dsn )

const [pure virtual]

Retrieve known connection.

virtual Connections Gaudi::IIODataManager::connections

(

const IInterface *

owner )

const [pure virtual]

Get connection by owner instance (0=ALL)

virtual StatusCode Gaudi::IIODataManager::connectRead	(	bool	keep_open,
		IDataConnection *	con
	)		[pure virtual]

Open data stream in read mode.

virtual StatusCode Gaudi::IIODataManager::connectWrite	(	IDataConnection *	con,
		IoType	mode = Connection::CREATE,
		const std::string &	doctype = "UNKNOWN"
	)		[pure virtual]

Open data stream in write mode.

Gaudi::IIODataManager::DeclareInterfaceID	(	IIODataManager	,
		2	,
		0
	)

InterfaceID.

virtual StatusCode Gaudi::IIODataManager::disconnect

(

IDataConnection *

con )

[pure virtual]

Release data stream.

virtual StatusCode Gaudi::IIODataManager::read	(	IDataConnection *	con,
		void *const	data,
		size_t	len
	)		[pure virtual]

Read raw byte buffer from input stream.

virtual long long int Gaudi::IIODataManager::seek	(	IDataConnection *	con,
		long long int	where,
		int	origin
	)		[pure virtual]

Seek on the file described by ioDesc. Arguments as in seek()

virtual StatusCode Gaudi::IIODataManager::write	(	IDataConnection *	con,
		const void *	data,
		int	len
	)		[pure virtual]

Write raw byte buffer to output stream.

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

• /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiUtils/GaudiUtils/IIODataManager.h