SOA Methodology - Business Object & Service Operation Design

Business Object Modeling

This part of the design guideline focuses on the design rules for Business Objects with their structure.
Based on the ESI Meta Model the building principles for a business object model are described by a
step by step guidance. That includes the definitions of a business object, its nodes and relationships,
and the naming conventions. Further topics addressed in this part include the description of several
basic modeling concepts and patterns to be used as standard building blocks during business object design.
download guideline part "Business Object Modeling" (5.0 MB)

Service Operation Design

This part addresses the design of Service Operations is by presenting an approach to the systematic derivation
of service operation signatures from business objects.
This Derivation by Hierarchization ensures cross-operation integrity by allowing the creation of
operation signatures in a consistent way via a set of rules.
The structure of operation signatures and hence messages and message types are described in detail.
download guideline part "Service Operation Design" (3.4 MB)

Global Data Type Design

This part is dedicated to the design rules for Global Data Types (GDTs). The steps necessary to define a
global data type, the rules to be applied and the naming conventions are described in detail.
download guideline part "Global Data Type Design" (1.3 MB)

Documentation and Naming

This part addresses the documentation and naming aspects of business object modeling.
This includes guidelines for finding and defining an appropriate term and the corresponding name for a
business concept and highlights traps that should be avoided during the design.
Formal modeling aspects such as naming and abbreviation rules for modeling entities and an introduction
to the pattern-based documentation conclude this part.
download guideline part "Documentation and Naming" (2.2 MB)

Further Information

SAP Global Data Type Catalog