SAP ABAP Class CL_WCF_ASYNC_FETCH_HANDLER (Central handler for Async Value Fetch)

Hierarchy

☛ WEBCUIF (Software Component) SAP Web UI Framework
   ⤷ CA-WUI-UI-TAG (Application Component) Tag Library
     ⤷ BSP_DYN_CONFIG_TAG_ASYNC (Package) Support for asynchronous features

Meta Relationship - Using

#	Relationship type	Using	Short Description	Created on
1	Interface implementation (CLASS c. INTERFACES i_ref)	IF_CRM_WEB_CALLBACK	Interface for handler method of service callback	20100324

Properties

Class	CL_WCF_ASYNC_FETCH_HANDLER
Short Description	Central handler for Async Value Fetch
Super Class
Instantiability of a Class	2	Public
Final	☐

General Data

Message Class
Program status
Category	0
Package	BSP_DYN_CONFIG_TAG_ASYNC	Support for asynchronous features
Created	20100324	SAP
Last change	20110908	SAP
Shared Memory-enabled	☐
Fixed point arithmetic	☑
Unicode checks active	☑

Forward declarations

#	Type group / Object type	Type	Type Description
1	ABAP	Type group use (TYPE-POOLS tp)	Type group use (TYPE-POOLS tp)

Interfaces

#	Interface	Abstract	Final	Description	Created on
1	IF_CRM_WEB_CALLBACK	☐	☐	Interface for handler method of service callback	20100324

Friends

Class CL_WCF_ASYNC_FETCH_HANDLER has no friend class.

Attributes

#	Attribute	Level	Visibility	Read only	Typing	Associated Type	Initial Value	Description	Created on
1	GC_CONTEXT_ATTR_NAME	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_context_attr_name'		20100330
2	GC_ELEMENT_ID	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_element_id'		20100330
3	GC_SEPARATOR_RESPONSE_PARTS	Constant	Public	☐	Type reference (TYPE)	STRING	','	separator in the body of response	20100401
4	GC_TAG_CLASSNAME	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_tag_classname'		20100330
5	GC_WCF_AVF_DISABLED	Constant	Public	☐	Type reference (TYPE)	WCF_AVF_STATUS	' '	Status of Async Value Fetch feature for given view	20100616
6	GC_WCF_CUSTOMREF	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_customRef'		20100427
7	GC_WCF_FIELDS_FROM	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_fields_from'		20100427
8	GC_WCF_FIELDS_TO	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_fields_to'	mapping of target fields and their tags	20100503
9	GC_WCF_ROWINDEX	Constant	Public	☐	Type reference (TYPE)	STRING	'wcf_rowIndex'		20100427
10	GT_WCF_CACHED_STATUS	Static Attribute	Protected	☐	Type reference (TYPE)	LTY_CACHED_AVF_STATUS_TAB			20100616

Methods

#	Method	Level	Visibility	Method type	Description	Created on
1	CONVERT_IDS_TO_PATH	Instance method	Protected	Method		20100428
2	CONVERT_PATH_TO_ID	Instance method	Protected	Method		20100428
3	CREATE_DDLB_ONDEMAND_DATA	Static method	Public	Method		20100426
4	CREATE_MULTI_FLD_DATA	Static method	Public	Method		20100426
5	DISASSEMBLE_ELEMENT_ID	Static method	Public	Method		20100426
6	GET_ASYN_DESCRIPTOR	Instance method	Public	Method		20100427
7	GET_MULTI_FLD_RESPONSE	Instance method	Protected	Method		20100427
8	IS_DISABLED_IN_VIEW	Static method	Public	Method	Check whether given view has AVF disabled	20100616

Events

Class CL_WCF_ASYNC_FETCH_HANDLER has no event.

Types

#	Type	Visibility	Typing	Associated Type	Description	Created on	Type Source
1	LTY_CACHED_AVF_STATUS	Protected	See coding			20100616	BEGIN OF lty_cached_avf_status, component_name TYPE o2applname, view_name TYPE o2page, is_disabled TYPE abap_bool, END OF lty_cached_avf_status
2	LTY_CACHED_AVF_STATUS_TAB	Protected	See coding			20100616	lty_cached_avf_status_tab TYPE STANDARD TABLE OF lty_cached_avf_status
3	LTY_PAYLOAD	Protected	See coding			20100427	BEGIN OF lty_payload, attribute TYPE string, value TYPE string, END OF lty_payload
4	LTY_PAYLOAD_TAB	Protected	See coding			20100427	lty_payload_tab TYPE STANDARD TABLE OF lty_payload

Method Signatures

Method CONVERT_IDS_TO_PATH Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	ET_VALUES_FROM_SOURCES	Call by reference	☐	Type reference (TYPE)	WCFT_ASYNC_FIELD_VALUE		Value of attribute of a field	20100428
2	Importing	IV_ATTR_NAME	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' attribute name (in the node)	20100428
3	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_btadmini_table[1].productdescription	20100428
4	Importing	IV_FIELDS_FROM	Call by reference	☐	Type reference (TYPE)	STRING		string encoding element ids and values from frontend	20100428
5	Importing	IV_INDEX	Call by reference	☐	Type reference (TYPE)	I	0	index of the table row	20100428
6	Importing	IV_NODE	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' context node name	20100428
7	Importing	IV_TYPE	Call by reference	☐	Type reference (TYPE)	I		simple, struct or table	20100428

Method CONVERT_IDS_TO_PATH on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method CONVERT_PATH_TO_ID Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IV_INDEX	Call by reference	☐	Type reference (TYPE)	I	0	index of the table row	20100428
2	Importing	IV_PATH	Call by reference	☐	Type reference (TYPE)	BSP_DLC_BINDING_STRING		name or binding string	20100428
3	Importing	IV_TRIGGER_ID	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_btadmini_table[1].productdescription	20100428
4	Importing	IV_TRIG_ATTR_NAME	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' attribute name (in the node)	20100428
5	Importing	IV_TRIG_NODE	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' context node name	20100428
6	Importing	IV_TYPE	Call by reference	☐	Type reference (TYPE)	I		simple, struct or table	20100428
7	Returning	RV_ID	Value transfer	☐	Type reference (TYPE)	STRING		if of the dom element	20100428

Method CONVERT_PATH_TO_ID on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method CREATE_DDLB_ONDEMAND_DATA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IV_ATTRIBUTE_NAME	Call by reference	☐	Type reference (TYPE)	STRING		Name of context attribute that contains the v-getter	20100426
2	Importing	IV_CLIENT_EVENT	Call by reference	☐	Type reference (TYPE)	STRING		eg.e. onFirstUse	20100426
3	Importing	IV_COMPONENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		ID of the controller (e.g. C12_W42_V43_V44)	20100426
4	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		ID of the tag instance	20100426
5	Importing	IV_TAG_CLASSNAME	Call by reference	☐	Type reference (TYPE)	CLASSNAME		Class of the tag	20100426
6	Returning	RR_DATA	Value transfer	☐	Object reference (TYPE REF TO)	DATA		Javascript string	20100426

Method CREATE_DDLB_ONDEMAND_DATA on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method CREATE_MULTI_FLD_DATA Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IT_EVENT_NAMES	Call by reference	☐	Type reference (TYPE)	WCFT_ASYNC_TRIGGER_EVENT		eg.e. onChange	20100429
2	Importing	IT_SOURCE_FIELDS	Call by reference	☐	Type reference (TYPE)	BSP_DLCT_FIELDNAME		Fieldname	20100426
3	Importing	IT_TARGET_FIELDS	Call by reference	☐	Type reference (TYPE)	BSP_DLCT_FIELDNAME		Fieldname	20100503
4	Importing	IV_COMPONENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		ID of the controller (e.g. C12_W42_V43_V44)	20100426
5	Importing	IV_CUSTOM_REF_KEY	Call by reference	☑	Type reference (TYPE)	STRING			20100426
6	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		ID of the tag instance	20100426
7	Importing	IV_INDEX	Call by reference	☑	Type reference (TYPE)	I			20100426
8	Importing	IV_TAG_CLASSNAME	Call by reference	☐	Type reference (TYPE)	CLASSNAME		Class of the tag	20100426
9	Returning	RR_DATA	Value transfer	☐	Object reference (TYPE REF TO)	DATA		Javascript string	20100426

Method CREATE_MULTI_FLD_DATA on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method DISASSEMBLE_ELEMENT_ID Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	EV_ATTR_NAME	Call by reference	☐	Type reference (TYPE)	STRING		e.g. productdescription	20100426
2	Exporting	EV_CONTROLLER_PREFIX	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_	20100426
3	Exporting	EV_INDEX	Call by reference	☐	Type reference (TYPE)	I		e.g. 1	20100427
4	Exporting	EV_NODE	Call by reference	☐	Type reference (TYPE)	STRING		e.g. btadmini	20100426
5	Exporting	EV_TYPE	Call by reference	☐	Type reference (TYPE)	I		e.g. if_bsp_model_binding=>co_type_table	20100426
6	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_btadmini_table[1].productdescription	20100426

Method DISASSEMBLE_ELEMENT_ID on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method GET_ASYN_DESCRIPTOR Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	ER_DESCRIPTOR	Call by reference	☐	Object reference (TYPE REF TO)	IF_BSP_WD_VALUEHELP_DESCRIPTOR		Descriptor from application	20100427
2	Exporting	EV_ATTR_NAME	Call by reference	☐	Type reference (TYPE)	STRING			20100427
3	Exporting	EV_INDEX	Call by reference	☐	Type reference (TYPE)	I			20100427
4	Exporting	EV_NODE	Call by reference	☐	Type reference (TYPE)	STRING		Context node name	20100427
5	Exporting	EV_TYPE	Call by reference	☐	Type reference (TYPE)	I			20100427
6	Importing	IR_VIEW_CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	CL_BSP_WD_VIEW_CONTROLLER		Basis Class for WD View Controller	20100427
7	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_btadmini_table[1].productdescription	20100427

Method GET_ASYN_DESCRIPTOR on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method GET_MULTI_FLD_RESPONSE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	EV_RESPONSE	Call by reference	☐	Type reference (TYPE)	STRING		tagclassname,elementid,attributeName,base64encodedPayload;..	20100428
2	Importing	IR_ASYNC_UPDATE_DESC	Call by reference	☐	Object reference (TYPE REF TO)	IF_WCF_ASYNC_UPDATE_DESCRIPTOR		descriptor from application	20100427
3	Importing	IV_ATTR_NAME	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' attribute name (in the node)	20100428
4	Importing	IV_CUSTOM_REF_KEY	Call by reference	☐	Type reference (TYPE)	STRING	''	Key of the custom reference object	20100428
5	Importing	IV_ELEMENT_ID	Call by reference	☐	Type reference (TYPE)	STRING		e.g. C33_W154_V155_V156_btadmini_table[1].productdescription	20100427
6	Importing	IV_FIELDS_FROM	Call by reference	☐	Type reference (TYPE)	STRING		string encoding element ids and values from frontend	20100427
7	Importing	IV_FIELDS_TO	Call by reference	☐	Type reference (TYPE)	STRING		string encoding element ids and their tag classname	20100503
8	Importing	IV_INDEX	Call by reference	☐	Type reference (TYPE)	I	0	index of the table row	20100428
9	Importing	IV_NODE	Call by reference	☐	Type reference (TYPE)	STRING		Trigger elements' context node name	20100428
10	Importing	IV_TYPE	Call by reference	☐	Type reference (TYPE)	I		simple, struct or table	20100428

Method GET_MULTI_FLD_RESPONSE on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

Method IS_DISABLED_IN_VIEW Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IR_VIEW_CONTROLLER	Call by reference	☐	Object reference (TYPE REF TO)	CL_BSP_WD_VIEW_CONTROLLER		View Controller	20100616
2	Returning	RV_RESULT	Value transfer	☐	Type reference (TYPE)	ABAP_BOOL			20100616

Method IS_DISABLED_IN_VIEW on class CL_WCF_ASYNC_FETCH_HANDLER has no exception.

History

Last changed by/on	SAP	20110908
SAP Release Created in	702