code::LBInterfaceInfo_lb Class Reference

Inheritance diagram for code::LBInterfaceInfo_lb:

List of all members.

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Detailed Description

LBInterfaceInfo_lb is an implementation of LBInterface that uses orpg's LB_* calls to manipulate local linear buffer files.

The code for this class is in LinearBuffer.C

See also:

LinearBuffer

LBInterface

Author:

Lakshman

Version:

Id

code_LBInterface_lb.h,v 1.5 2009/06/02 20:17:38 lakshman Exp

Public Member Functions
	LBInterfaceInfo_lb (const URL &lbName)
virtual	~LBInterfaceInfo_lb ()
virtual int	open (int flags, LB_attr *attr)
virtual int	read (void *buf, int buflen, LB_id_t msgid)
virtual int	read (std::vector< char > &buf, LB_id_t msgid)
virtual int	write (char *message, int length, LB_id_t msgid)
virtual int	close ()
virtual int	seek (int offset, LB_id_t from, LB_info *info)
virtual int	stat (LB_status *status)
virtual int	list (LB_info *lst, int nlist)
virtual LB_id_t	previous_msgid ()
virtual int	lock (int command, LB_id_t mid)
virtual int	msg_info (LB_id_t msgid, LB_info *info)
Static Public Member Functions
static LBInterfaceInfo *	createLBInterfaceInfo (const URL &lbName)
	Singleton: only one interface per lbname.
Public Attributes
int	id
	LB library identifier.
code::URL	name
	Name of LB.
DoNothingThreadMutex	lbMutex
	Mutex to serialize access to LB.
Static Protected Member Functions
static bool	isHostNameSyntax (const char *lbName)
	For checking whether the name is of host name syntax.

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Constructor & Destructor Documentation

code::LBInterfaceInfo_lb::LBInterfaceInfo_lb

(

const URL &

lbName

)

[inline]

virtual code::LBInterfaceInfo_lb::~LBInterfaceInfo_lb

(

)

[inline, virtual]

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Member Function Documentation

virtual int code::LBInterfaceInfo_lb::close

(

)

[inline, virtual]

Implements code::LBInterfaceInfo.

static LBInterfaceInfo* code::LBInterfaceInfo::createLBInterfaceInfo

(

const URL &

lbName

)

[static, inherited]

Singleton: only one interface per lbname.

Returns:

already-created interface if available.

static bool code::LBInterfaceInfo::isHostNameSyntax

(

const char *

lbName

)

[static, protected, inherited]

For checking whether the name is of host name syntax.

virtual int code::LBInterfaceInfo_lb::list	(	LB_info *	lst,
		int	nlist
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::lock	(	int	command,
		LB_id_t	mid
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::msg_info	(	LB_id_t	msgid,
		LB_info *	info
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::open	(	int	flags,
		LB_attr *	attr
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual LB_id_t code::LBInterfaceInfo_lb::previous_msgid

(

)

[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::read	(	std::vector< char > &	buf,
		LB_id_t	msgid
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::read	(	void *	buf,
		int	buflen,
		LB_id_t	msgid
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::seek	(	int	offset,
		LB_id_t	from,
		LB_info *	info
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::stat

(

LB_status *

status

)

[inline, virtual]

Implements code::LBInterfaceInfo.

virtual int code::LBInterfaceInfo_lb::write	(	char *	message,
		int	length,
		LB_id_t	msgid
	)			[inline, virtual]

Implements code::LBInterfaceInfo.

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Member Data Documentation

int code::LBInterfaceInfo::id [inherited]

LB library identifier.

DoNothingThreadMutex code::LBInterfaceInfo::lbMutex [inherited]

Mutex to serialize access to LB.

code::URL code::LBInterfaceInfo::name [inherited]

Name of LB.

Has machine name if remote.

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