SAP ABAP tutorial from LeverX which will show you how to create a web server using a standard SAP interface. This web server can be used to receive HTTP requests that contain any structure of data.

1. Essential
SAP Tutorial
SAP ABAP Basics:
HTTP Request Handler Creation
By John DeGrandchamp
1 Copyrighted 2013 by LeverX, Inc.

2. Tutorial Goal
 Often times you need to integrate SAP with other third
party systems
 Without SAP XI/PI this can often be quite a hassle
 This tutorial will show you how to create a web server
using a standard SAP interface
 This web server can be used to receive HTTP requests
that contain any structure of data
 The data received can be processed in any way you
desire
2 Copyrighted 2013 by LeverX, Inc.

3. Use Transaction SE24
 Enter the desired name for
your class
 Press Create
 Choose ‘Class’ on the
following popup screen
3 Copyrighted 2013 by LeverX, Inc.

4. Create Class Popup
 Enter a description for your
object
 Choose the ‘Usual ABAP
Class’ radio button
 Select the ‘Final’ checkbox
 Press the ‘Save’ button
 Choose appropriate package
or choose local object
4 Copyrighted 2013 by LeverX, Inc.

5. Interface Tab
 Enter interface
IF_HTTP_EXTENSION
 Press Enter or click
green checkmark
5 Copyrighted 2013 by LeverX, Inc.

6. Method
 Go to the methods tab
and double click the
HANDLE_REQUEST
method
 This is where you will
implement your custom
code
6 Copyrighted 2013 by LeverX, Inc.

7. Custom Code
 The get_header_fields
method is used to get the
header of the HTTP request
 The get_cdata method is
used to get the body of the
http request into the string
variable lv_request_string
 Activate the code
7 Copyrighted 2013 by LeverX, Inc.

8. Create Service In Transaction SICF
 Go to transaction SICF and
press execute
 From default_host, navigate
to sap dropdown
 Right click and choose create
new sub-element
 Enter name of new service
element, make sure
‘Independent Service’ radio
button is selected
8 Copyrighted 2013 by LeverX, Inc.

9. Create/Change Service
 Enter a description
 Choose required logon
procedure and security
in logon data tab
 In the handler list tab
enter the name of the
class you created
 Return to SICF
screen, right-click and
activate service
9 Copyrighted 2013 by LeverX, Inc.

10. Test Service
 Place an external break-
point in the method you
implemented your code
 Right-click your service and
select test service
 If the debugger triggers you
have created your break-
point successfully
10 Copyrighted 2013 by LeverX, Inc.

11. Conclusion
 This service created is only accessible from inside your
companies network. It can be made accessible from
outside your network through the use of tools such as
the SAP Web Dispatcher
 Additional code can be placed inside the method you
created to process and do many different things with the
HTTP request you received
 There also many additional methods available from the
IF_HTTP_EXTENSION interface
11 Copyrighted 2013 by LeverX, Inc.

12. Contact Information
Please contact us for more information about our services or solutions available.
LeverX, Inc.
800 West El Camino Real, Suite 180
Mountain View, CA 94040 USA
Tel: (650) 625 – 8347
Web Site: www.LeverX.com
12 Copyrighted 2013 by LeverX, Inc.