5 ... Introduction to OData Service Creation ... 179
5.1 ... Service Creation Process Overview ... 180 5.2 ... SAP NetWeaver Gateway Toolset ... 185
 5.2.1 ... SAP NetWeaver Gateway Service Builder ... 186
 5.2.2 ... Beyond the Service Builder: Supporting Tools during the Service Creation Process ... 188 5.3 ... Steps in the Service Creation Process ... 192
 5.3.1 ... Data Model Definition in the Service Builder ... 192
 5.3.2 ... Service Registration in the SAP Business Suite System ... 195
 5.3.3 ... Service Implementation ... 198
 5.3.4 ... Service Maintenance ... 201
 5.3.5 ... Service Generation via Redefinition ... 202
 5.3.6 ... Service Generation via Model Composition ... 211 5.4 ... The OData Channel Development Paradigm ... 212
 5.4.1 ... Model Provider Class ... 213
 5.4.2 ... Data Provider Class and Data Provider Extension Class ... 216
 5.4.3 ... Technical Considerations with Respect to OData Channel Development ... 218 5.5 ... Summary ... 218
6 ... Service Development ... 221
6.1 ... Data Model Definition ... 222
 6.1.1 ... Creating a Project ... 223
 6.1.2 ... Creating the Data Model ... 226
6.2 ... Service Registration in the SAP Business Suite System ... 248
6.3 ... Service Stub Generation ... 254
6.4 ... Service Maintenance ... 257
6.5 ... Incremental Service Implementation and Model Enhancement ... 262
 6.5.1 ... Feed (GET_ENTITYSET) ... 264
 6.5.2 ... Single Read (GET_ENTITY) ... 269