Book Image

Mastering SAP ABAP

By : Paweł Grześkowiak, Wojciech Ciesielski, Wojciech Ćwik
Book Image

Mastering SAP ABAP

By: Paweł Grześkowiak, Wojciech Ciesielski, Wojciech Ćwik

Overview of this book

Advanced Business Application Programming (ABAP) is an established and complex programming language in the IT industry. This book is designed to help you use the latest ABAP techniques and apply legacy constructions using practical examples. You'll start with a quick refresher on language and database concepts, followed by agile techniques for adding custom code to a modern ABAP system. After this, you will get up to speed with the complete ABAP toolset for importing data to and from different environments. Next, you'll learn how to print forms and work with the different ABAP tools for Extensible Markup Language (XML) manipulation. While covering further chapters, you'll gain insights into building stunning UI5 interfaces, in addition to learning how to develop simple apps using the Business Object Processing Framework (BOPF). You will also pick up the technique of handling exceptions and performing testing in ABAP. In the concluding chapters, you can look forward to grasping various techniques for optimizing the performance of programs using a variety of performance analysis tools. By the end of this book, you will have the expertise you need to confidently build maintainable programs in Systems, Applications, and Products (SAP).
Table of Contents (25 chapters)
Title Page
Copyright and Credits
Dedication
About Packt
Contributors
Preface
Index

Chapter 11. Handling Exceptions in ABAP

In a perfect world, perfect programs would always behave the way they were intended to. All the data would be consistent, the users would always act properly, and there would be no unexpected conditions. Unfortunately, the perfect world does not exist and even the most elaborate programs may sometimes fail. To minimize losses and prevent damage from spreading any further, developers, users, and system administrators should react to any unexpected circumstances.

This chapter will also describe the classic exception. The information pertaining to the classic exception for the program is important because, in older implementations, they can come across this solution.   

This philosophy was also incorporated in the Systems Applications and Products in Data Processing (SAP) system, through the use of several tools, concepts, and syntax statements. This chapter will describe how to handle improper runtime behavior, both at the programming level and error root...