SAP ABAP Class CL_SEC_SXML_WRITER (Secure SXML Writer)

Hierarchy

☛ SAP_BASIS (Software Component) SAP Basis Component
   ⤷ BC-SEC (Application Component) Security
     ⤷ SXML_SEC (Package) Security Tools for Streamed XML Reader / Writer

Properties

Class	CL_SEC_SXML_WRITER
Short Description	Secure SXML Writer
Super Class
Instantiability of a Class	0	Private
Final	☑

General Data

Message Class
Program status	P	SAP Standard Production Program
Category	0
Package	SXML_SEC	Security Tools for Streamed XML Reader / Writer
Created	20050503	SAP
Last change	20140121	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

Class CL_SEC_SXML_WRITER has no interface implemented.

Friends

Class CL_SEC_SXML_WRITER has no friend class.

Attributes

#	Attribute	Level	Visibility	Read only	Typing	Associated Type	Initial Value	Description	Created on
1	ATTRIBUTE	Instance attribute	Public	☐	Type reference (TYPE)	XSTRING	'417373657274696F6E4944'	Attributes	20080904
2	COMPUTE_DIGEST	Instance attribute	Public	☐	Type reference (TYPE)	ABAP_BOOL		Determine Digest	20050629
3	CO_AES128_ALGORITHM	Constant	Public	☐	Type reference (TYPE)	STRING	'http://www.w3.org/2001/04/xmlenc#aes128-cbc'	AES Algorithm 128 Bit	20050802
4	CO_AES192_ALGORITHM	Constant	Public	☐	Type reference (TYPE)	STRING	'http://www.w3.org/2001/04/xmlenc#aes192-cbc'	AES Algorithm 192 Bit	20050805
5	CO_AES256_ALGORITHM	Constant	Public	☐	Type reference (TYPE)	STRING	'http://www.w3.org/2001/04/xmlenc#aes256-cbc'	AES Algorithm 256 Bit	20050802
6	CO_ALG_MD5	Constant	Public	☐	Type reference (TYPE)	I	1	MD5 Algorithm	20080521
7	CO_ALG_SHA1	Constant	Public	☐	Type reference (TYPE)	I	2	SHA1 Algorithm	20080521
8	CO_ALG_SHA256	Constant	Public	☐	Type reference (TYPE)	I	3	SHA256 Algorithm	20080521
9	CO_ALG_SHA512	Constant	Public	☐	Type reference (TYPE)	I	4	SHA512 Algorithm	20080521
10	CO_ENCRYPT_CONTENT	Constant	Public	☐	Type reference (TYPE)	I	2	Encrypt Content	20050718
11	CO_ENCRYPT_ELEMENT	Constant	Public	☐	Type reference (TYPE)	I	1	Encrypt Element	20050718
12	CO_TDES_ALGORITHM	Constant	Public	☐	Type reference (TYPE)	STRING	'http://www.w3.org/2001/04/xmlenc#tripledes-cbc'	Triple DES Algorithm	20050802
13	DIGEST_METHOD	Instance attribute	Public	☐	Type reference (TYPE)	STRING		Digest Method	20091123
14	DSIG_INFO	Instance attribute	Public	☐	Type reference (TYPE)	SEC_XML_DSIG_INFO_TAB		Signature Info	20050503
15	DSIG_METHOD	Instance attribute	Public	☐	Type reference (TYPE)	STRING		Signature Method	20091123
16	NAMESPACE	Instance attribute	Public	☐	Type reference (TYPE)	XSTRING	'75726E3A6F617369733A6E616D65733A74633A53414D4C3A312E303A617373657274696F6E'	Namespace	20080904
17	SSF_INFO	Instance attribute	Public	☐	Type reference (TYPE)	SEC_XML_SSF_INFO_TAB		SSF Info	20080917
18	STR_TRANSFORM	Instance attribute	Public	☐	Type reference (TYPE)	C	'X'	STR Transform Handling Active	20080117
19	SXML_WRITER	Instance attribute	Public	☐	Object reference (TYPE REF TO)	CL_SXML_WRITER		SXML Writer Factory	20050503
20	XENC_INFO	Instance attribute	Public	☐	Type reference (TYPE)	SEC_XML_XENC_INFO_TAB		Encryption Information	20050503

Methods

#	Method	Level	Visibility	Method type	Description	Created on
1	CANONICALIZE	Instance method	Public	Method	Canonize	20050503
2	CHECK_ENCRYPTION	Static method	Public	Method	Check if symmetric encryption is avaliable	20110328
3	CREATE	Static method	Public	Method	Create Secure Writer	20050503
4	DECRYPT	Static method	Public	Method	Decrypt data	20110328
5	ENCRYPT	Static method	Public	Method	Encrypt data	20110328
6	GENERATE_KEY	Static method	Public	Method	Create Symmetric Key	20060217
7	GET_STRING_ATTRIBUTES	Instance method	Public	Method	set reader option	20080924
8	HMAC	Static method	Public	Method	HMAC	20080521
9	INITIALIZE	Instance method	Private	Method	Initialiszation of Kernel Implementation	20050503
10	PKCS7_PADDING	Static method	Public	Method	PKCS#7 / PKCS#5 Padding	20130625
11	SET_ATTRIBUTES	Instance method	Public	Method	set reader option	20080924
12	SET_STRING_ATTRIBUTES	Instance method	Public	Method	set reader option	20080924

Events

Class CL_SEC_SXML_WRITER has no event.

Types

Class CL_SEC_SXML_WRITER has no local type.

Method Signatures

Method CANONICALIZE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ALGORITHM	Call by reference	☑	Type reference (TYPE)	I			20050503
2	Changing	OUTPUT	Call by reference	☐	Type reference (TYPE)	XSTRING			20050503

Method CANONICALIZE on class CL_SEC_SXML_WRITER has no exception.

Method CHECK_ENCRYPTION Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Returning	ENCRYPTION	Value transfer	☐	Type reference (TYPE)	ABAP_BOOL		'X' = encryption available	20110328

Method CHECK_ENCRYPTION on class CL_SEC_SXML_WRITER has no exception.

Method CREATE Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ATTRIBUTE	Call by reference	☑	Type reference (TYPE)	XSTRING		Default Attribute	20080903
2	Importing	DIGEST	Call by reference	☑	Type reference (TYPE)	STRING		Default Digest Method	20091123
3	Importing	NAMESPACE	Call by reference	☑	Type reference (TYPE)	XSTRING		Default Namespace for Attribute	20080903
4	Returning	SEC_SXML_WRITER	Value transfer	☐	Object reference (TYPE REF TO)	CL_SEC_SXML_WRITER		Secure SXML Writer	20050503
5	Importing	SXML_WRITER	Call by reference	☐	Object reference (TYPE REF TO)	CL_SXML_WRITER		SXML Writer Factory	20050503

Method CREATE on class CL_SEC_SXML_WRITER has no exception.

Method DECRYPT Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ALGORITHM	Call by reference	☐	Type reference (TYPE)	STRING	CO_TDES_ALGORITHM	Algorithm	20110328
2	Importing	CIPHERTEXT	Call by reference	☐	Type reference (TYPE)	XSTRING		Ciphertext	20110328
3	Importing	KEY	Call by reference	☐	Type reference (TYPE)	XSTRING		Key	20110328
4	Exporting	PLAINTEXT	Call by reference	☐	Type reference (TYPE)	XSTRING		Plaintext	20110328

Method DECRYPT on class CL_SEC_SXML_WRITER has no exception.

Method ENCRYPT Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ALGORITHM	Call by reference	☐	Type reference (TYPE)	STRING	CO_TDES_ALGORITHM	Algorithm	20110328
2	Exporting	CIPHERTEXT	Call by reference	☐	Type reference (TYPE)	XSTRING		Ciphertext	20110328
3	Importing	KEY	Call by reference	☐	Type reference (TYPE)	XSTRING		Key	20110328
4	Importing	PLAINTEXT	Call by reference	☐	Type reference (TYPE)	XSTRING		Plaintext	20110328

Method ENCRYPT on class CL_SEC_SXML_WRITER has no exception.

Method GENERATE_KEY Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	ALGORITHM	Call by reference	☐	Type reference (TYPE)	STRING		Algorithmus	20060223
2	Returning	KEY	Value transfer	☐	Type reference (TYPE)	XSTRING		generierter Schlüssel	20060217

Method GENERATE_KEY on class CL_SEC_SXML_WRITER has no exception.

Method GET_STRING_ATTRIBUTES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Exporting	EF_ATTRIBUTE	Call by reference	☐	Type reference (TYPE)	STRING		Attribut	20080924
2	Exporting	EF_NAMESPACE	Call by reference	☐	Type reference (TYPE)	STRING		Namespace	20080924

Method GET_STRING_ATTRIBUTES on class CL_SEC_SXML_WRITER has no exception.

Method HMAC Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	HASH_ALGORITHM	Call by reference	☐	Type reference (TYPE)	I	CO_ALG_SHA1		20080521
2	Importing	INPUT	Call by reference	☐	Type reference (TYPE)	XSTRING			20080521
3	Importing	KEY	Call by reference	☐	Type reference (TYPE)	XSTRING			20080521
4	Returning	OUTPUT	Value transfer	☐	Type reference (TYPE)	XSTRING			20080521

Method HMAC on class CL_SEC_SXML_WRITER has no exception.

Method INITIALIZE Signature

Method INITIALIZE on class CL_SEC_SXML_WRITER has no parameter.
Method INITIALIZE on class CL_SEC_SXML_WRITER has no exception.

Method PKCS7_PADDING Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	BLOCKSIZE	Call by reference	☐	Type reference (TYPE)	I		Multiple the data should be padded to	20130625
2	Changing	DATA	Call by reference	☐	Type reference (TYPE)	XSTRING		Data to pad	20130625

Method PKCS7_PADDING on class CL_SEC_SXML_WRITER has no exception.

Method SET_ATTRIBUTES Signature

Method SET_ATTRIBUTES on class CL_SEC_SXML_WRITER has no parameter.
Method SET_ATTRIBUTES on class CL_SEC_SXML_WRITER has no exception.

Method SET_STRING_ATTRIBUTES Signature

#	Type	Parameter	Pass Value	Optional	Typing Method	Associated Type	Default value	Description	Created on
1	Importing	IF_ATTRIBUTE	Call by reference	☑	Type reference (TYPE)	STRING		Attribut	20080924
2	Importing	IF_NAMESPACE	Call by reference	☑	Type reference (TYPE)	STRING		Namespace	20080924

Method SET_STRING_ATTRIBUTES on class CL_SEC_SXML_WRITER has no exception.

History

Last changed by/on	SAP	20140121
SAP Release Created in	710