SAP ABAP Class CL_SKWF_PROPERTIES_CACHE (INTERNAL: Properties Cache)

Hierarchy

☛ SAP_BASIS (Software Component) SAP Basis Component
   ⤷ BC-SRV-KPR-DMF (Application Component) Document Management Framework
     ⤷ SKWF (Package) SAP Knowledge Warehouse Framework

Meta Relationship - Using

#	Relationship type	Using	Short Description	Created on
1	Inheritance (c INHERITING FROM c_ref)	CL_SKWF_CACHING	INTERNAL: Cache Layer Core Functions	20000720

Properties

Class	CL_SKWF_PROPERTIES_CACHE
Short Description	INTERNAL: Properties Cache
Super Class	CL_SKWF_CACHING	INTERNAL: Cache Layer Core Functions
Instantiability of a Class	1	Protected
Final	☑

General Data

Message Class
Program status
Category	0
Package	SKWF	SAP Knowledge Warehouse Framework
Created	20000720	SAP
Last change	20001201	SAP
Shared Memory-enabled	☐
Fixed point arithmetic	☑
Unicode checks active	☑

Forward declarations

#	Type group / Object type	Type	Type Description
1	CL_ABAP_TABLEDESCR	Forward declaration class (CLASS c DEFINITION DEFERRED)	Forward declaration class (CLASS c DEFINITION DEFERRED)
2	CL_SKWF_UTILITIES	Forward declaration class (CLASS c DEFINITION DEFERRED)	Forward declaration class (CLASS c DEFINITION DEFERRED)
3	SDOKM	Type group use (TYPE-POOLS tp)	Type group use (TYPE-POOLS tp)

Interfaces

Class CL_SKWF_PROPERTIES_CACHE has no interface implemented.

Friends

#	Friend	Modeled only	Created on	Description
1	CL_SKWF_CACHING	☐	20000928	INTERNAL: Cache Layer Core Functions

Attributes

#	Attribute	Level	Visibility	Read only	Typing	Associated Type	Initial Value	Description	Created on
1	C_HIGH_WATER_MARK	Constant	Private	☐	Type reference (TYPE)	I	500000	Maximum Cache Size in Bytes	20000724
2	C_LOW_WATER_MARK	Constant	Private	☐	Type reference (TYPE)	I	250000	Displacement Size of Cache	20000724
3	C_MINUTES_TO_HALF_ACCESS_COUNT	Constant	Private	☐	Type reference (TYPE)	I	360	Number of Minutes Before Access Count is Halved	20010110
4	C_SYNC_LATENCY	Constant	Private	☐	Type reference (TYPE)	I	15	Latency Time to Sync.	20010110
5	C_X_CACHING	Constant	Private	☐	Type reference (TYPE)	XFELD	'X'	Cache Default	20000926
6	G_CACHE	Static Attribute	Public	☐	Object reference (TYPE REF TO)	CL_SKWF_PROPERTIES_CACHE		Cache Singleton	20000721
7	M_CACHE_ENTRIES	Instance attribute	Private	☐	Type reference (TYPE)	AREA_CACHE_TAB_T		List of Cache Entries	20000720
8	M_CLASS_ATTR_PROPS	Instance attribute	Private	☐	Type reference (TYPE)	CLASS_ATTR_PROPS_TAB_T		Cache for Class Attributes	20001030

Methods

#	Method	Level	Visibility	Method type	Description	Created on
1	ADD_PROPERTIES	Static method	Public	Method	Set Properties in Cache	20000720
2	ADD_PROPERTIES_OF_AREA	Instance method	Public	Method	Set Properties in Cache	20001013
3	CHECK_CACHE_SIZE	Instance method	Private	Method	Check Size of Cache and if Necessary Delete Old Entries	20000724
4	CLASS_CONSTRUCTOR	Static method	Public	Constructor	CLASS_CONSTRUCTOR	20000720
5	CONSTRUCTOR	Instance method	Public	Constructor	Constructor	20000926
6	FIND_AREAS_OF_OBJECTS	Static method	Private	Method	Assigns the Cache Area to a List of Objects	20001013
7	FORCE_SYNC	Static method	Public	Method	Force Sync. with DB	20010109
8	GET_ENTRY_SIZE	Static method	Private	Method	Determine Size of a Cache Entry	20001016
9	GET_PROPERTIES	Static method	Public	Method	Get Properties from Cache	20000720
10	GET_PROPERTIES_OF_AREA	Instance method	Public	Method	Get Properties from Cache	20001013
11	INVALIDATE_SUBCLASS_CACHE	Static method	Protected	Method	Invalidate Cache for this Subclass	20000721
12	PROPERTY_CACHABLE	Instance method	Private	Method	Can the Property Be Cached?	20001029
13	SYNC_DIRTY_CACHES	Static method	Protected	Method	Synchronize Cache and DB	20001020

Events

Class CL_SKWF_PROPERTIES_CACHE has no event.

Types

#	Type	Visibility	Typing	Associated Type	Description	Created on	Type Source
1	AREA_CACHE_ENTRY_T	Private	See coding		AREA_CACHE_ENTRY_T	20001029
2	AREA_CACHE_TAB_T	Private	See coding		AREA_CACHE_TAB_T	20001029
3	AREA_OBJECT_ENTRY_T	Private	See coding		AREA_OBJECT_ENTRY_T	20001029
4	AREA_OBJECT_TAB_T	Private	See coding		AREA_OBJECT_TAB_T	20001029
5	AREA_TAB_T	Private	See coding		AREA_TAB_T	20001029
6	CACHE_ENTRY_T	Private	See coding		CACHE_ENTRY_T	20001029
7	CACHE_TAB_T	Private	See coding		CACHE_TAB_T	20001029

Method Signatures

Method ADD_PROPERTIES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_OBJECTS	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		KPro-Objekte	20010306
2	Importing	P_PROPERTIES_REQUEST	Call by reference	☐	Type reference (TYPE)	SDOKPROPTNS		List von Attributnamen (als Struktur)	20010305
3	Importing	P_PROPERTIES_RESULT	Call by reference	☐	Type reference (TYPE)	SDOKPROPTLS		Liste von Attributausprägungen von Objekten	20010305
4	Importing	P_X_COMPLETE	Call by reference	☐	Type reference (TYPE)	XFELD		X: Liste enthält alle Properties der angegebenen Objekte	20000720

Method ADD_PROPERTIES on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method ADD_PROPERTIES_OF_AREA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_AREA	Call by reference	☐	Type reference (TYPE)	SHBUFAREA		Cache-Abgrenzung	20001013
2	Importing	P_OBJECTS	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		KPro Objekte	20010306
3	Importing	P_PROPERTIES_REQUEST	Call by reference	☐	Type reference (TYPE)	SDOKPROPTNS		List von Attributnamen (als Struktur)	20010305
4	Importing	P_PROPERTIES_RESULT	Call by reference	☐	Type reference (TYPE)	SDOKPROPTLS		Liste von Attributausprägungen von Objekten	20010305
5	Importing	P_X_COMPLETE	Call by reference	☐	Type reference (TYPE)	XFELD		X: Liste enthält alle Properties der angegebenen Objekte	20001013

Method ADD_PROPERTIES_OF_AREA on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method CHECK_CACHE_SIZE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Changing	P_CACHE	Call by reference	☐	Type reference (TYPE)	CACHE_TAB_T		Cache-Bereich	20001016
2	Changing	P_SIZE	Call by reference	☐	Type reference (TYPE)	I		Cache-Größe	20001016

#	Exception	Resumable	Description	Created on
1	CACHE_SHRINKED	☐	Einträge wurden verdrängt	20001013

Method CLASS_CONSTRUCTOR Signature

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

Method CONSTRUCTOR Signature

Method CONSTRUCTOR on class CL_SKWF_PROPERTIES_CACHE has no parameter.
Method CONSTRUCTOR on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method FIND_AREAS_OF_OBJECTS Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Changing	P_AREAS	Call by reference	☐	Type reference (TYPE)	AREA_TAB_T		Tabelle mit Areas	20001013
2	Changing	P_AREA_OBJECTS	Call by reference	☐	Type reference (TYPE)	AREA_OBJECT_TAB_T		Tabelle mit IOs und ihrer Cache-Area	20001013
3	Importing	P_OBJECTS	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		Tabelle mit Info Objekten	20001013
4	Importing	P_X_RELATED_AREAS	Call by reference	☑	Type reference (TYPE)	XFELD		'X' --> verwandte Areas berücksichtigen	20010814

Method FIND_AREAS_OF_OBJECTS on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method FORCE_SYNC Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_IOS	Call by reference	☐	Type reference (TYPE)	SKWF_IOS		Objektliste	20010109

Method FORCE_SYNC on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method GET_ENTRY_SIZE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_ENTRY	Call by reference	☐	Type reference (TYPE)	CACHE_ENTRY_T			20001016
2	Returning	P_SIZE	Value transfer	☐	Type reference (TYPE)	I			20001016

Method GET_ENTRY_SIZE on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method GET_PROPERTIES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_OBJECTS	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		Objektliste	20000720
2	Changing	P_OBJS_NOT_FULLY_HANDLED	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		Objektliste	20000720
3	Importing	P_PROPERTIES_REQUEST	Call by reference	☑	Type reference (TYPE)	SDOKPROPTNS		Liste von Attributnamen	20000720
4	Changing	P_PROPERTIES_RESULT	Call by reference	☐	Type reference (TYPE)	SDOKPROPTLS		Liste von Attributausprägungen von Objekten	20000720

Method GET_PROPERTIES on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method GET_PROPERTIES_OF_AREA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_AREA	Call by reference	☐	Type reference (TYPE)	SHBUFAREA		Cache-Abgrenzung	20001013
2	Importing	P_OBJECTS	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		Objektliste	20001013
3	Changing	P_OBJS_NOT_FULLY_HANDLED	Call by reference	☐	Type reference (TYPE)	SDOKOBJECTS		Objektliste	20001013
4	Importing	P_PROPERTIES_REQUEST	Call by reference	☑	Type reference (TYPE)	SDOKPROPTNS		Liste von Attributnamen	20001013
5	Changing	P_PROPERTIES_RESULT	Call by reference	☐	Type reference (TYPE)	SDOKPROPTLS		Liste von Attributausprägungen von Objekten	20001013

Method GET_PROPERTIES_OF_AREA on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method INVALIDATE_SUBCLASS_CACHE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_CHANGED_FOLDERS	Call by reference	☑	Type reference (TYPE)	SKWF_IOS		Verzeichnisse mit geändertem Inhalt	20000928
2	Importing	P_CHANGED_OBJECTS	Call by reference	☑	Type reference (TYPE)	SKWF_IOS		Objektliste	20000721
3	Importing	P_DELETED_OBJECTS	Call by reference	☑	Type reference (TYPE)	SKWF_IOS		Objektliste	20000721

Method INVALIDATE_SUBCLASS_CACHE on class CL_SKWF_PROPERTIES_CACHE has no exception.

Method PROPERTY_CACHABLE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_CLASS	Call by reference	☐	Type reference (TYPE)	SDOK_CLASS		Dokumentenklasse	20001029
2	Importing	P_PROPERTY	Call by reference	☐	Type reference (TYPE)	SDOK_PROPN		Attribut eines Dokuments oder einer Beziehung	20001029
3	Returning	P_X_CACHABLE	Value transfer	☐	Type reference (TYPE)	XFELD		'X': Property darf gecached werden	20001030

#	Exception	Resumable	Description	Created on
1	NOT_MODELLED	☐	Property für diese Klasse nicht modelliert	20001029

Method SYNC_DIRTY_CACHES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	P_X_FORCE	Call by reference	☑	Type reference (TYPE)	XFELD		Unabhängig von Latenz abgleichen	20001020
2	Importing	P_X_NO_LOCK	Call by reference	☑	Type reference (TYPE)	XFELD		Keine Sperren setzen (muß außerhalb geschehen!)	20001020

Method SYNC_DIRTY_CACHES on class CL_SKWF_PROPERTIES_CACHE has no exception.

History

Last changed by/on	SAP	20001201
SAP Release Created in	50A