SAP SAL_WS_READ_FILE Function Module for Local Monitoring Segment: Get lists of all MT that belong to one Cust. Grp
SAL_WS_READ_FILE is a standard sal ws read file SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for Local Monitoring Segment: Get lists of all MT that belong to one Cust. Grp processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.
See here to view full function module documentation and code listing for sal ws read file FM, simply by entering the name SAL_WS_READ_FILE into the relevant SAP transaction such as SE37 or SE38.
Function Group: SAL_WS
Program Name: SAPLSAL_WS
Main Program: SAPLSAL_WS
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function SAL_WS_READ_FILE pattern details
In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.CALL FUNCTION 'SAL_WS_READ_FILE'"Local Monitoring Segment: Get lists of all MT that belong to one Cust. Grp.
EXPORTING
DESTINATION = "Logical Destination (Specified When Function Is Called)
* FILENAME = "Character 512
* STARTLINE = 0 "Natural Number
* ENDLINE = 0 "Natural Number
* LINES = 0 "Natural Number
* STARTFILEPOS = '0' "FIELD_TYPE
* GUID = "System GUID for ABAP Systems or Other Systems
* FILETYPE = 'ASC' "FIELD_TYPE
IMPORTING
FILEPOS = "FIELD_TYPE
LINES_READ = "Natural Number
BYTES_READ = "FIELD_TYPE
STRING = "
ERROR_TEXT = "
TABLES
* OUTPUT_STD = "Internal table with data
* ERROR_STD = "Length of line 1024
EXCEPTIONS
C_CALL_FAILED = 1 INTERNAL_ERROR = 2 FILE_NOT_FOUND = 3 TIMEOUT = 4 COULD_NOT_READ_FILE = 5 NO_READ_PERMISSION = 6 WS_PROXY_FAILURE = 7
IMPORTING Parameters details for SAL_WS_READ_FILE
DESTINATION - Logical Destination (Specified When Function Is Called)
Data type: RFCDESTOptional: No
Call by Reference: Yes
FILENAME - Character 512
Data type: CHAR512Optional: Yes
Call by Reference: Yes
STARTLINE - Natural Number
Data type: INT4Optional: Yes
Call by Reference: Yes
ENDLINE - Natural Number
Data type: INT4Optional: Yes
Call by Reference: Yes
LINES - Natural Number
Data type: INT4Optional: Yes
Call by Reference: Yes
STARTFILEPOS - FIELD_TYPE
Data type: CHAR20Default: '0'
Optional: Yes
Call by Reference: Yes
GUID - System GUID for ABAP Systems or Other Systems
Data type: CSMSYSGUIDOptional: Yes
Call by Reference: Yes
FILETYPE - FIELD_TYPE
Data type: CHAR20Default: 'ASC'
Optional: Yes
Call by Reference: Yes
EXPORTING Parameters details for SAL_WS_READ_FILE
FILEPOS - FIELD_TYPE
Data type: CHAR20Optional: No
Call by Reference: Yes
LINES_READ - Natural Number
Data type: INT4Optional: No
Call by Reference: Yes
BYTES_READ - FIELD_TYPE
Data type: CHAR20Optional: No
Call by Reference: Yes
STRING -
Data type: STRINGOptional: No
Call by Reference: Yes
ERROR_TEXT -
Data type: STRINGOptional: No
Call by Reference: Yes
TABLES Parameters details for SAL_WS_READ_FILE
OUTPUT_STD - Internal table with data
Data type: CCMCTLTXTTABOptional: Yes
Call by Reference: Yes
ERROR_STD - Length of line 1024
Data type: CCMCTLTXTTABOptional: Yes
Call by Reference: Yes
EXCEPTIONS details
C_CALL_FAILED -
Data type:Optional: No
Call by Reference: Yes
INTERNAL_ERROR -
Data type:Optional: No
Call by Reference: Yes
FILE_NOT_FOUND - File not found
Data type:Optional: No
Call by Reference: Yes
TIMEOUT - maximum runtime exceeded
Data type:Optional: No
Call by Reference: Yes
COULD_NOT_READ_FILE - File could not be read
Data type:Optional: No
Call by Reference: Yes
NO_READ_PERMISSION -
Data type:Optional: No
Call by Reference: Yes
WS_PROXY_FAILURE -
Data type:Optional: No
Call by Reference: Yes
Copy and paste ABAP code example for SAL_WS_READ_FILE Function Module
The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.| DATA: | ||||
| lv_filepos | TYPE CHAR20, " | |||
| lt_output_std | TYPE STANDARD TABLE OF CCMCTLTXTTAB, " | |||
| lv_destination | TYPE RFCDEST, " | |||
| lv_c_call_failed | TYPE RFCDEST, " | |||
| lv_filename | TYPE CHAR512, " | |||
| lt_error_std | TYPE STANDARD TABLE OF CCMCTLTXTTAB, " | |||
| lv_lines_read | TYPE INT4, " | |||
| lv_internal_error | TYPE INT4, " | |||
| lv_startline | TYPE INT4, " 0 | |||
| lv_bytes_read | TYPE CHAR20, " | |||
| lv_file_not_found | TYPE CHAR20, " | |||
| lv_string | TYPE STRING, " | |||
| lv_endline | TYPE INT4, " 0 | |||
| lv_timeout | TYPE INT4, " | |||
| lv_lines | TYPE INT4, " 0 | |||
| lv_error_text | TYPE STRING, " | |||
| lv_could_not_read_file | TYPE STRING, " | |||
| lv_startfilepos | TYPE CHAR20, " '0' | |||
| lv_no_read_permission | TYPE CHAR20, " | |||
| lv_guid | TYPE CSMSYSGUID, " | |||
| lv_ws_proxy_failure | TYPE CSMSYSGUID, " | |||
| lv_filetype | TYPE CHAR20. " 'ASC' |
|   CALL FUNCTION 'SAL_WS_READ_FILE' "Local Monitoring Segment: Get lists of all MT that belong to one Cust. Grp |
| EXPORTING | ||
| DESTINATION | = lv_destination | |
| FILENAME | = lv_filename | |
| STARTLINE | = lv_startline | |
| ENDLINE | = lv_endline | |
| LINES | = lv_lines | |
| STARTFILEPOS | = lv_startfilepos | |
| GUID | = lv_guid | |
| FILETYPE | = lv_filetype | |
| IMPORTING | ||
| FILEPOS | = lv_filepos | |
| LINES_READ | = lv_lines_read | |
| BYTES_READ | = lv_bytes_read | |
| STRING | = lv_string | |
| ERROR_TEXT | = lv_error_text | |
| TABLES | ||
| OUTPUT_STD | = lt_output_std | |
| ERROR_STD | = lt_error_std | |
| EXCEPTIONS | ||
| C_CALL_FAILED = 1 | ||
| INTERNAL_ERROR = 2 | ||
| FILE_NOT_FOUND = 3 | ||
| TIMEOUT = 4 | ||
| COULD_NOT_READ_FILE = 5 | ||
| NO_READ_PERMISSION = 6 | ||
| WS_PROXY_FAILURE = 7 | ||
| . " SAL_WS_READ_FILE | ||
ABAP code using 7.40 inline data declarations to call FM SAL_WS_READ_FILE
The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.| DATA(ld_startfilepos) | = '0'. | |||
| DATA(ld_filetype) | = 'ASC'. | |||
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