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Different topic in Advanced OO ABAP to be Explored!
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CastingWidening CastNarrow Cast
Dynamic ProgrammingField Symbols & Data ReferencesRuntime Type ServicesDynamic Token SpecificationDynamic Procedure CallProgram Generation
Design PatternsSingletonFactory
Class Based ExceptionsAssertionsShared ObjectsObject Services Database Access with Object Services
Creating & Managing Persistent ObjectsGUID Object identityTransaction Services
External InterfacesRFCWebservicesXML