Wednesday 29 June 2022

Getting started with ABAP Programming from Scratch

In this blog post you will learn how to create package and how to write your first program. This blog post based on classic development in SAP GUI.

How to Create Package

Once you login to the system, below screen will be open. On the left side of the screen there is command field. You can enter transaction code to go to any task of SAP application.

SE80 and SE38 are transaction code for ABAP editor.

Monday 27 June 2022

How to use the ABAP Client Proxy to consume a public REST service.

This blog shows how the Client Proxy (CP) can be used to consume any public REST service. The features used in this blog will be available from ABAP Platform 2022 and the corresponding SP’s in SAP Note: 2512479.

For our example, the PetStore-V3 REST API from swagger has been used. Since it is based on the Open API 3.0 standard and has no authorization headers, so the setup is easy. We will use public HTTP endpoints of the service to perform typical CRUD ( Create, Retrieve, Update, Delete ) operations. Although any public REST service can be consumed via CP, it is really helpful if it is based on Open API 3.0 because then the field mapping from JSON to ABAP is easy to infer.

Analyzing the Service

Before we can consume the service we should perform the following analytical tasks to better understand the service we are going to consume and also the corresponding CP coding:

Friday 24 June 2022

Add Custom Date-Time Field in FPM Screen for SAP TM

Often the standard FPM fields provided by SAP is not enough to satisfy all the business requirements. You need additional fields on the screen. This is where enhancements and customizations come in.

In this blogpost, I am going to show you just that. This is a step-by-step guide for adding custom Date/Time fields on FPM screen for Freight Order General Data tab.

Requirement: Add Vehicle Placement Date/Time/Time zone field in the General Tab of Freight Order Screen. During Save, the data will get saved in TOR structure as Timestamp.

Friday 10 June 2022

SAP BTP, ABAP Environment Pipeline: Introducing ABAP Unit

So, let’s get started:

ABAP Unit in the ABAP Environment Pipeline

ABAP Unit (AUnit) is the standard tool in the ABAP world for executing unit tests and thus ensuring the functional correctness of your software.

With the communication scenario “ABAP Unit Test Integration”, a service was introduced that enables the execution of ABAP Unit Tests via HTTPS. Of course, we implemented this API in our “ABAP Environment Pipeline”, so you can use it in your CI/CD processes. The newly created AUnit stage runs in parallel to the ATC stage:

Thursday 9 June 2022

Providing Value Helps in Flexible Workflow Condition Parameters

Introduction

Flexible Workflow in both S/4HANA Cloud and on-premise (and everywhere in-between) is the recommended way of constructing simple workflows. In this blog, I want to talk about two programmatic methods of providing value helps for custom Condition parameters in S/4HANA Cloud.

Standard flexible workflows are provided for a number of different scenarios in S/4HANA Cloud. I will be looking at the Supplier Invoice scenario, but the use of custom conditions is common across different scenarios.

First I’ll talk a bit about conditions in flexible workflows, so if you’re only interested in value helps, feel free to skip to the end!

Wednesday 8 June 2022

Get started with ABAP Programming from Scratch

In this blog post you will learn how to create package and how to write your first program.

How to Create Package

Once you login to the system, below screen will be open. On the left side of the screen there is command field. You can enter transaction code to go to any task of SAP application.

SE80 and SE38 are transaction code for ABAP editor.

Follow the below steps to create package.

Monday 6 June 2022

Thoughts about form layout design

Almost every corporation has its own design guide& style for all its paperwork including envelopes, business cards, and various business forms, etc. As a developer, I am just concerned with the logic to populate the fields as long as have a detailed layout reference; and there is no need to consider layout design like layout structure, font selection, windows alignment, etc.

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