Developing Enterprise Services For Sap Pdf. You can upgrade or change your printers without considering the bar code functionality and you have no per- printer.

1. Sap Enterprises

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. 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. 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. 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. 5.2.4 Processing Instruction. 5.2.5 Syntactic and Semantic Correctness.

5.3 XML Schema Definition. 5.3.1 Primitive Data Types. 5.3.2 Value Space, Lexical Space, Facet. 5.3.3 Derived Data Type.

5.3.4 Simple Data Types. 5.3.5 Complex Data Types.

Sap Enterprises

5.4 Web Services Description Language. 5.4.1 Structure of a WSDL Document. 5.4.2 Definitions. 5.4.3 Data Types. 5.4.4 Message. 5.4.5 Port Type.

5.4.6 Binding. 5.4.7 Service. 5.5 SOAP. 5.6 Additional W3C Standards. 5.6.1 XML Parser. 5.6.2 Extensible Stylesheet Language for Transformation.

5.6.3 XML Path Language. 5.7 Summary. 146 147 147 148 149 149 149 150 150 150 151 151 153 155 155 157 157 157 158 159 160 160 161 161 162 164 165 6 Development of Enterprise Services in ABAP. 167 6.1 Background and Basic Properties. 6.1.1 Decoupling.

6.1.2 Model-Based Development. 6.1.3 Transactional Behavior. 6.1.4 Stateless and Stateful Communication.

6.1.5 Unidirectional and Bidirectional Communication. 6.1.6 Synchronous and Asynchronous Communication. 6.1.7 Inbound and Outbound Operations and Service Interfaces.

6.1.8 Communication Patterns. 6.1.9 Quality of Service. 6.1.10 Reliable Messaging. 6.2 Generating Proxies in the Backend System.

6.2.1 ABAP Provider Proxy. 6.2.2 ABAP Consumer Proxy.

6.3 ABAP Proxy Runtime and Configuration. 6.3.1 Overview of Message Processing at Runtime. 6.3.2 Configuration of Provider Proxies. 6.3.3 Configuration of Consumer Proxies. 6.3.4 Configuration of the Message Processing via the Integration Server. 6.3.5 Serialization and Deserialization.

6.4 Implementation of Inbound Service Interfaces. 6.4.1 General Implementation Considerations.

6.4.2 Basic Programming Model of Enterprise Services. 6.4.3 Implementation of Change Services.

6.4.4 Code Lists. 6.4.5 Reliable Messaging. 6.4.6 Extension Concept. 6.4.7 Error Handling.

6.4.8 Industry-Specific Extensions. 6.4.9 Mass Data Services. 6.5 Testing Services in the Web Services Navigator.

6.6 Evaluating Services in the Enterprise Services Workplace. 6.7 Publishing Services to the Services Registry.

6.7.1 Structuring Services in the Services Registry. 6.7.2 Consuming Web Services in the Services Registry. 6.7.3 Publishing Services to the Services Registry. 6.8 Summary. 167 168 168 168 168 169 169 170 171 179 180 182 183 184 186 187 190 192 194 195 197 197 198 202 210 214 217 218 220 224 225 226 227 228 230 231 231 7 Development of Enterprise Services in Java. 233 7.1 Inside-Out Implementation.

7.2 Outside-In Implementation. 7.2.1 Prerequisites. 7.2.2 Importing a WSDL Document.

7.2.3 Proxy Generation. 7.2.4 Displaying the Generated Web Service Artifacts. 7.3 Configuration of Web Services at Design Time. 7.3.1 Configuration of the Authentication Level.

7.3.2 Configuration of the Transport Guarantee. 7.3.3 Configuration of Web Services Reliable Messaging (WS-RM). 7.3.4 Configuration of Stateful Communication. 7.3.5 Implementation of the JavaBean Skeleton. 7.4 Configuration of Java Web Services with the SAP NetWeaver Administrator. 7.5 Publication of Services from SAP NetWeaver Administrator. 7.6 Testing Services in the Web Services Navigator.

7.7 Summary. 234 234 235 235 239 241 242 242 243 244 244 244 244 245 247 247 Part III Sample Implementations for Enterprise Services 8 Sample Implementations of Enterprise Services in ABAP. 251 8.1 Overview of the Implementation Project. 8.2 Preparations in Enterprise Services Repository. 8.3 Preparations in the ABAP System. 8.4 Patterns for the Design of Service Implementations.

8.5 Reserving, Booking, and Canceling a Flight. 8.5.1 Specifications of Services.

8.5.2 Implementing the Service Interface Proxy Classes. 8.5.3 Template for Service Implementation Classes. 8.5.4 Completing the Create Flight Sales Order Service Implementation Class. 8.5.5 Helper Classes.

8.5.6 Completing the Confirm and Cancel Services. 8.6 Service for Reading a Flight Sales Order. 8.6.1 Specifying the Read Flight Sales Order Service. 8.6.2 Read Flight Sales Order Service Implementation Class. 8.7 Input Help Services. 8.7.1 Implementing the Find Flight Customer Service.

8.7.2 Implementing the Find Flight Service. 8.7.3 Input Helps for the Core Data Types of the Code Type.

8.8 Service for Checking the Availability of a Flight. 8.9 Changes to Flight Sales Orders. 8.10 Testing the Service Implementations.

8.11 Summary. 251 253 256 259 262 262 265 267 269 272 274 278 278 279 284 285 291 296 299 300 307 309 9 Sample Implementations for Service Consumers. 311 9.1 Development of a Consumer Application in ABAP. 9.1.1 Sample Application. 9.1.2 Framework of the Reservation Report. 9.1.3 Filling the List Boxes for the Airport and Booking Class. 9.1.4 Determining the Flights.

9.1.5 Interactive Display of the Flights with an ABAP List Viewer. 9.1.6 Calling the Availability Check.

9.1.7 Service Call for Reserving a Flight. 9.1.8 Conclusion. 9.2 Application Development with SAP NetWeaver Composition Environment. 9.2.1 SAP NetWeaver Visual Composer. 9.2.2 Web Dynpro Java. 9.3 Application Development with Eclipse. 9.3.1 Eclipse.

9.3.2 JSP Sample Application. 9.3.3 Generating a Dynamic Web Project in the Eclipse IDE. 9.3.4 Importing the WSDL Document.

9.3.5 Creating the JavaServer Page. 9.3.6 Editing the Deployment Descriptor. 9.3.7 FlightDemoServlet Servlet. 9.3.8 Implementing the FlightDemoBean JavaBean.

9.3.9 Result. 9.4 Application Development with Microsoft.NET. 9.4.1 Generating the Consumer Proxy.

9.4.2 Creating the Consumer Application. 9.4.3 Result. 9.5 Summary.

312 312 314 316 320 323 327 328 332 332 333 343 356 357 359 359 360 362 363 364 367 370 371 372 374 381 382 Appendices. 383 A Literature. B The Authors. 383 385 Index.