Master ABAP class-based exception handling in SAP S/4HANA. Learn to design a resilient, layered error architecture with real code examples for senior developers.
Master ABAP exception handling in SAP S/4HANA with a layered architecture: custom exception hierarchies, boundary patterns, chaining, and SLG1 logging.
Master CDS annotations, DCL access control, and metadata extensions in SAP S/4HANA. Practical patterns from a senior architect with real code examples.
Master ABAP RAP for SAP S/4HANA: behavior definitions, managed BOs, EML, draft handling, and unit testing — a senior architect’s practical guide.
Master ABAP RAP (RESTful Application Programming Model) with a senior architect’s guide: managed vs unmanaged, behavior definitions, draft handling, and working code examples.
Master the ABAP RESTful Application Programming Model (RAP) with real code examples, managed vs unmanaged patterns, and senior architect best practices for S/4HANA.
Master Factory, Observer, and Decorator patterns in ABAP OOP with real SAP S/4HANA code examples. Build extensible, testable systems like a senior architect.
Master the Observer pattern in ABAP OOP for SAP S/4HANA. Step-by-step implementation, real-world error handling, and clean code best practices for senior developers.
Master ABAP unit testing in SAP S/4HANA: dependency injection, test doubles, and real-world test patterns that senior architects actually use in production.
Learn how to write reliable ABAP unit tests using ABAP Unit Framework. Covers dependency injection, test doubles, exception testing, and building a testing culture in SAP projects.
ABAP Unit Testing in Practice: Writing Reliable, Maintainable Tests for Real SAP Systems Read Post »
