SAP ABAP Class CL_GRAC_SHARED_AREA (Shared Area for GRAC)

Hierarchy

☛ GRCFND_A (Software Component) GRC Foundation ABAP
   ⤷ GRC-AC (Application Component) Access Control
     ⤷ GRAC_ACCESS_REQUEST (Package) Access Control GRC Access Request

Meta Relationship - Using

#	Relationship type	Using	Short Description	Created on
1	Inheritance (c INHERITING FROM c_ref)	CL_SHM_AREA	Shared Memory: General Area Handle	20100325

Properties

Class	CL_GRAC_SHARED_AREA
Short Description	Shared Area for GRAC
Super Class	CL_SHM_AREA	Shared Memory: General Area Handle
Instantiability of a Class	0	Private
Final	☑

General Data

Message Class
Program status	S	System Program
Category	45	Area Class (Shared Objects)
Package	GRAC_ACCESS_REQUEST	Access Control GRC Access Request
Created	20100325	SAP
Last change	20141106
Shared Memory-enabled	☐
Fixed point arithmetic	☑
Unicode checks active	☑

Forward declarations

Class CL_GRAC_SHARED_AREA has no forward declaration.

Interfaces

Class CL_GRAC_SHARED_AREA has no interface implemented.

Friends

#	Friend	Modeled only	Created on	Description
1	CL_SHM_AREA	☐	20100325	Shared Memory: General Area Handle

Attributes

#	Attribute	Level	Visibility	Read only	Typing	Associated Type	Initial Value	Description	Created on
1	AREA_NAME	Constant	Public	☐	Type reference (TYPE)	SHM_AREA_NAME	'CL_GRAC_SHARED_AREA'	Name of an Area Class	20100325
2	ROOT	Instance attribute	Public	☑	Object reference (TYPE REF TO)	CL_GRAC_SHARED_STATIC		SHM: Model of a Data Class	20100325
3	_CLIENT_DEPENDENT	Constant	Private	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_FALSE		20100325
4	_LIFE_CONTEXT	Constant	Private	☐	Type reference (TYPE)	SHM_LIFE_CONTEXT	CL_SHM_AREA=>LIFE_CONTEXT_APPSERVER	Lifetime of an Area (Constants in CL_SHM_AREA)	20100325
5	_TRACE_ACTIVE	Static Attribute	Private	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_FALSE	(Internal) Flag: Trace Active?	20100325
6	_TRACE_SERVICE	Static Attribute	Private	☐	Object reference (TYPE REF TO)	IF_SHM_TRACE		(Internal) Reference to Trace Class	20100325
7	_TRANSACTIONAL	Constant	Private	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_FALSE		20100325
8	_VERSION_	Constant	Private	☐	Type reference (TYPE)	I	19	(internal)	20100325

Methods

#	Method	Level	Visibility	Method type	Description	Created on
1	ATTACH_FOR_READ	Static method	Public	Method	Request a Read Lock	20100325
2	ATTACH_FOR_UPDATE	Static method	Public	Method	Request a Change Lock	20100325
3	ATTACH_FOR_WRITE	Static method	Public	Method	Request a Write Lock	20100325
4	BUILD	Static method	Public	Method	Direct Call of Area Constructor	20100325
5	CLASS_CONSTRUCTOR	Static method	Public	Constructor	CLASS_CONSTRUCTOR	20100325
6	DETACH_AREA	Static method	Public	Method	Release all locks on all instances	20100325
7	FREE_AREA	Static method	Public	Method	Delete all instances	20100325
8	FREE_INSTANCE	Static method	Public	Method	Deletion of an Instance	20100325
9	GET_GENERATOR_VERSION	Static method	Public	Method	Query Generator Version	20100325
10	GET_INSTANCE_INFOS	Static method	Public	Method	Returns the names of all instances	20100325
11	INVALIDATE_AREA	Static method	Public	Method	Active versions of all instances will be set to obsolete	20100325
12	INVALIDATE_INSTANCE	Static method	Public	Method	Active version of one instance will be set to obsolete	20100325
13	SET_ROOT	Instance method	Public	Method	Sets Root Objects	20100325

Events

Class CL_GRAC_SHARED_AREA has no event.

Types

Class CL_GRAC_SHARED_AREA has no local type.

Method Signatures

Method ATTACH_FOR_READ Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	HANDLE	Value transfer	☐	Object reference (TYPE REF TO)	CL_GRAC_SHARED_AREA		SHM: Model of an Area Class	20100325
2	Importing	INST_NAME	Call by reference	☑	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_CHANGE_LOCK_ACTIVE	☐	A Change Lock Is Already Active	20100325
2	CX_SHM_EXCLUSIVE_LOCK_ACTIVE	☐	Instance Already Locked	20100325
3	CX_SHM_INCONSISTENT	☐	Different Definitions Between Program and Area	20100325
4	CX_SHM_NO_ACTIVE_VERSION	☐	No active version exists for an attach	20100325
5	CX_SHM_PARAMETER_ERROR	☐	Incorrect parameter transferred	20100325
6	CX_SHM_READ_LOCK_ACTIVE	☐	Request for a Second Read Lock	20100325

Method ATTACH_FOR_UPDATE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ATTACH_MODE	Call by reference	☐	Type reference (TYPE)	SHM_ATTACH_MODE	CL_SHM_AREA=>ATTACH_MODE_DEFAULT	Mode of ATTACH (Constants in CL_SHM_AREA)	20100325
2	Returning	HANDLE	Value transfer	☐	Object reference (TYPE REF TO)	CL_GRAC_SHARED_AREA		SHM: Model of an Area Class	20100325
3	Importing	INST_NAME	Call by reference	☑	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325
4	Importing	WAIT_TIME	Call by reference	☐	Type reference (TYPE)	I	0	Maximum Wait Time (in Milliseconds)	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_CHANGE_LOCK_ACTIVE	☐	A write lock is already active	20100325
2	CX_SHM_EXCLUSIVE_LOCK_ACTIVE	☐	Instance Already Locked	20100325
3	CX_SHM_INCONSISTENT	☐	Different Definitions Between Program and Area	20100325
4	CX_SHM_NO_ACTIVE_VERSION	☐	No active version exists for an attach	20100325
5	CX_SHM_PARAMETER_ERROR	☐	Passed Parameter Has Incorrect Value	20100325
6	CX_SHM_PENDING_LOCK_REMOVED	☐	Shared Objects: Waiting Lock Was Deleted	20100325
7	CX_SHM_VERSION_LIMIT_EXCEEDED	☐	No Additional Versions Available	20100325

Method ATTACH_FOR_WRITE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ATTACH_MODE	Call by reference	☐	Type reference (TYPE)	SHM_ATTACH_MODE	CL_SHM_AREA=>ATTACH_MODE_DEFAULT	Mode of ATTACH (Constants in CL_SHM_AREA)	20100325
2	Returning	HANDLE	Value transfer	☐	Object reference (TYPE REF TO)	CL_GRAC_SHARED_AREA		SHM: Model of an Area Class	20100325
3	Importing	INST_NAME	Call by reference	☑	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325
4	Importing	WAIT_TIME	Call by reference	☐	Type reference (TYPE)	I	0	Maximum Wait Time (in Milliseconds)	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_CHANGE_LOCK_ACTIVE	☐	A write lock is already active	20100325
2	CX_SHM_EXCLUSIVE_LOCK_ACTIVE	☐	Instance Already Locked	20100325
3	CX_SHM_PARAMETER_ERROR	☐	Passed Parameter Has Incorrect Value	20100325
4	CX_SHM_PENDING_LOCK_REMOVED	☐	Shared Objects: Waiting Lock Was Deleted	20100325
5	CX_SHM_VERSION_LIMIT_EXCEEDED	☐	No Additional Versions Available	20100325

Method BUILD Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	INST_NAME	Call by reference	☐	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHMA_INCONSISTENT	☐	SHM Administration: Inconsistent Attribute Combination	20100325
2	CX_SHMA_NOT_CONFIGURED	☐	SHM Administration: Area Property Is Not Configured	20100325
3	CX_SHM_BUILD_FAILED	☐	Constructor Run Failed	20100325

Method CLASS_CONSTRUCTOR Signature

Method CLASS_CONSTRUCTOR on class CL_GRAC_SHARED_AREA has no parameter.
Method CLASS_CONSTRUCTOR on class CL_GRAC_SHARED_AREA has no exception.

Method DETACH_AREA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	RC	Value transfer	☐	Type reference (TYPE)	SHM_RC		Detach Return Value (Constants in CL_SHM_AREA)	20100325

Method DETACH_AREA on class CL_GRAC_SHARED_AREA has no exception.

Method FREE_AREA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	RC	Value transfer	☐	Type reference (TYPE)	SHM_RC		Return Value (Constants in CL_SHM_AREA)	20100325
2	Importing	TERMINATE_CHANGER	Call by reference	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_TRUE	Writing processes will be ended	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_PARAMETER_ERROR	☐	Incorrect parameter transferred	20100325

Method FREE_INSTANCE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	INST_NAME	Call by reference	☑	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325
2	Returning	RC	Value transfer	☐	Type reference (TYPE)	SHM_RC		Return Value (Constants in CL_SHM_AREA)	20100325
3	Importing	TERMINATE_CHANGER	Call by reference	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_TRUE	Writing processes will be ended	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_PARAMETER_ERROR	☐	Incorrect parameter transferred	20100325

Method GET_GENERATOR_VERSION Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	GENERATOR_VERSION	Value transfer	☐	Type reference (TYPE)	I			20100325

Method GET_GENERATOR_VERSION on class CL_GRAC_SHARED_AREA has no exception.

Method GET_INSTANCE_INFOS Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	INFOS	Value transfer	☐	Type reference (TYPE)	SHM_INST_INFOS		Overview of all Instances of an SHM Area	20100325

Method GET_INSTANCE_INFOS on class CL_GRAC_SHARED_AREA has no exception.

Method INVALIDATE_AREA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	RC	Value transfer	☐	Type reference (TYPE)	SHM_RC		Detach Return Value (Constants in CL_SHM_AREA)	20100325
2	Importing	TERMINATE_CHANGER	Call by reference	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_TRUE	Active writing processes will be ended	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_PARAMETER_ERROR	☐	Incorrect parameter transferred	20100325

Method INVALIDATE_INSTANCE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	INST_NAME	Call by reference	☑	Type reference (TYPE)	SHM_INST_NAME	CL_SHM_AREA=>DEFAULT_INSTANCE	Name of a Shared Object Instance of an Area	20100325
2	Returning	RC	Value transfer	☐	Type reference (TYPE)	SHM_RC		Detach Return Value (Constants in CL_SHM_AREA)	20100325
3	Importing	TERMINATE_CHANGER	Call by reference	☐	Type reference (TYPE)	ABAP_BOOL	ABAP_TRUE	Active writing processes will be ended	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_PARAMETER_ERROR	☐	Incorrect parameter transferred	20100325

Method SET_ROOT Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ROOT	Call by reference	☐	Object reference (TYPE REF TO)	CL_GRAC_SHARED_STATIC		Root object	20100325

#	Exception	Resumable	Description	Created on
1	CX_SHM_INITIAL_REFERENCE	☐	Initial Reference Passed	20100325
2	CX_SHM_WRONG_HANDLE	☐	Incorrect Handle	20100325

History

Last changed by/on	SAP	20141106
SAP Release Created in	600