abapGit/src/git/zcl_abapgit_git_utils.clas.abap
2023-02-09 07:44:53 +01:00

89 lines
1.6 KiB
ABAP

CLASS zcl_abapgit_git_utils DEFINITION
PUBLIC
CREATE PUBLIC .
PUBLIC SECTION.
TYPES:
ty_null TYPE c LENGTH 1 .
CLASS-METHODS get_null
RETURNING
VALUE(rv_c) TYPE ty_null .
CLASS-METHODS pkt_string
IMPORTING
!iv_string TYPE string
RETURNING
VALUE(rv_pkt) TYPE string
RAISING
zcx_abapgit_exception .
CLASS-METHODS length_utf8_hex
IMPORTING
!iv_data TYPE xstring
RETURNING
VALUE(rv_len) TYPE i
RAISING
zcx_abapgit_exception .
PROTECTED SECTION.
PRIVATE SECTION.
ENDCLASS.
CLASS zcl_abapgit_git_utils IMPLEMENTATION.
METHOD get_null.
* must be length 4, or it gives a syntax error on lower versions
DATA: lv_x TYPE x LENGTH 4 VALUE '00000000'.
FIELD-SYMBOLS <lv_y> TYPE c.
ASSIGN lv_x TO <lv_y> CASTING.
rv_c = <lv_y>.
ENDMETHOD.
METHOD length_utf8_hex.
DATA: lv_xstring TYPE xstring,
lv_char4 TYPE c LENGTH 4,
lv_x TYPE x LENGTH 2.
IF xstrlen( iv_data ) < 4.
zcx_abapgit_exception=>raise( 'error converting to hex, LENGTH_UTF8_HEX' ).
ENDIF.
lv_xstring = iv_data(4).
lv_char4 = zcl_abapgit_convert=>xstring_to_string_utf8(
iv_data = lv_xstring
iv_length = 4 ).
TRANSLATE lv_char4 TO UPPER CASE.
lv_x = lv_char4.
rv_len = lv_x.
ENDMETHOD.
METHOD pkt_string.
DATA: lv_x TYPE x,
lv_len TYPE i.
lv_len = strlen( iv_string ).
IF lv_len >= 255.
zcx_abapgit_exception=>raise( 'PKT, todo' ).
ENDIF.
lv_x = lv_len + 4.
rv_pkt = '00' && lv_x && iv_string.
ENDMETHOD.
ENDCLASS.