Developing Enterprise Services For Sap Pdf Program

CONTENTS Introduction...... 13 Part I Modeling of Enterprise Services 1 Basic Modeling Principles for Enterprise Services. 21 1.1 Service-Oriented Architectures... 1.1.1 Characteristics of Service-Oriented Architectures. 1.1.2 SOA for Enterprise Software — Open Questions. 1.1.3 SOA for Enterprise Software — The SAP Approach.

To reap SOA benefits like flexibility and reuse, it’s time to get out of SOA “theory” and put services to work. Walk through five best-practice steps to develop a service in ABAP (illustrated by a real-world example) with SAP NetWeaver Process Integration 7.1.

1.2 Enterprise Services.... 1.2.1 Derivation from the Enterprise Model..

1.2.2 Role of the Global Data Types.. 1.2.3 From BAPIs to Web Services to Enterprise Services.

1.3 A2X, A2A, and B2B Services... 1.3.1 A2X Services.... 1.3.2 A2A Services.... 1.3.3 B2B Services.... 1.4 Enterprise Services Metamodel... 1.4.1 Process Components... 1.4.2 Business Objects....

1.4.3 Service Operations... 1.4.4 Service Interfaces.... 1.4.5 Deployment Units.... 1.4.6 Communication Patterns and Message Categories. 1.4.7 Interface Pattern — Patterns of Related Interfaces. 1.4.8 Conclusion....

1.5 Enterprise Services Repository and Registry.. 1.5.1 Road to a Custom SAP Enterprise Services Repository....

1.5.2 Enterprise Services Builder — A Brief Overview. 1.5.3 Models of the SAP Applications and Enterprise Services... 1.6 Summary..... 24 25 27 29 31 32 35 36 40 40 42 44 44 45 47 50 51 52 53 58 63 63 64 65 68 72 2 Modeling A2X Services... 73 2.1 Modeling the Metamodel Entities... 2.1.1 Application Case for Analyses..

2.1.2 Preparations in the Enterprise Services Repository. 2.1.3 Identification of the Business Objects.. 2.1.4 Layout of the Process Components and Deployment Units... 2.1.5 Creation of the Architecture Model.. 2.1.6 Conclusion....

2.2 Consistent Signatures and Their Significance.. 2.3 Modeling of Business Objects... 2.3.1 Structure of the Integrated Business Object Model. 2.3.2 Business Object Properties... 2.3.3 SAP Global Data Types and Core Data Types.

2.3.4 Completing the Business Object Modeling. 2.4 Derivation of the Enterprise Services Signatures. 2.4.1 Business Document and Business Document Object.....

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2.4.2 Derivation of the Business Document Object Structure.... 2.4.3 Construction of the Business Document Object Structure.... 2.5 Summary..... 74 74 75 76 79 81 90 90 92 93 97 104 106 107 107 109 111 114 3 Process Integration and Integration Scenarios. 115 3.1 Integration Scenario Models... 3.1.1 Presenting Integration Scenario Models.

3.1.2 Creating Integration Scenario Models.. 3.2 Process Components Interaction Models.. 3.2.1 A2A and B2B Services in Contrast to A2X Services. 3.2.2 Creating Process Components Interaction Models. 3.3 Integration Scenario Catalog... 3.4 Summary.....

116 117 119 122 123 124 124 125 Part II Development of Enterprise Services 4 Enterprise Services Repository... 129 4.1 Structure of the Enterprise Services Repository Content. 4.2 Overview of the Required Design Objects.. 4.2.1 Service Interfaces.... 4.2.2 Message Types.... 4.2.3 Data Types.... 4.2.4 Fault Message Types...

4.2.5 Class Model.... 4.3 Identifying Industry-Specific Fields... 4.4 Namespaces in the Enterprise Services Repository.

4.5 Naming Conventions for Design Objects in the Enterprise Services Repository... 4.6 Summary..... 130 131 131 134 134 139 140 141 141 142 144 5 Technical Principles and Standards for Services.

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145 5.1 Web Services..... 5.2 Extensible Markup Language... 5.2.1 Structure of an XML Document.. 5.2.2 Example of an XML Document.. 5.2.3 Namespaces....