Object-Oriented Programming with ABAP Objects

28.01.2009

Englisch

9781592292356

Rheinwerk Publishing

SAP PRESS Englisch

Nein

James Wood

357

1

Gebundene Ausgabe

SAP Programming, OOP, Introduction, ABAP OO, ABAP Objects, SAP, SAP PRESS, ABAP OOP

. Introduction. 15 1. Introduction to Object-Oriented Programming. 23 . 1.1. The Need for a Better Abstraction. 23 . 1.2. Classes and Objects. 24 . 1.3. Establishing Boundaries. 27 . 1.4. Reuse. 29 . 1.5. Object Management. 33 . 1.6. UML Tutorial: Class Diagram Basics. 33 . 1.7. Summary. 39 2. Working with Objects. 41 . 2.1. Syntax Overview. 41 . 2.2. Creating and Using Objects. 52 . 2.3. Building Your First Object-Oriented Program. 64 . 2.4. Getting Started with the Class Builder. 71 . 2.5. Case Study: Working with Regular Expressions. 82 . 2.6. UML Tutorial: Object Diagrams. 84 . 2.7. Summary. 86 3. Encapsulation and Implementation Hiding. 89 . 3.1. Lessons Learned from the Procedural Approach. 89 . 3.2. Data Abstraction with Classes. 94 . 3.3. Defining Component Visibilities. 95 . 3.4. Hiding the Implementation. 101 . 3.5. Designing by Contract. 102 . 3.6. UML Tutorial: Sequence Diagrams. 103 . 3.7. Summary. 105 4. Object Initialization and Cleanup. 107 . 4.1. Creating Objects. 107 . 4.2. Controlling Object Initialization with Constructors. 111 . 4.3. Taking Control of the Instantiation Process. 117 . 4.4. Garbage Collection. 121 . 4.5. Tuning Performance. 122 . 4.6. UML Tutorial: State Machine Diagrams. 125 . 4.7. Summary. 126 5. Inheritance. 127 . 5.1. Generalization and Specialization. 128 . 5.2. Inheriting Components. 133 . 5.3. The Abstract and Final Keywords. 140 . 5.4. Inheritance Versus Composition. 145 . 5.5. Using the Refactoring Assistant. 148 . 5.6. UML Tutorial: Advanced Class Diagrams Part I. 150 . 5.7. Summary. 153 6. Polymorphism. 155 . 6.1. Object Reference Assignments Revisited. 155 . 6.2. Dynamic Method Call Binding. 160 . 6.3. Interfaces. 163 . 6.4. UML Tutorial: Advanced Class Diagrams Part II. 180 . 6.5. Summary. 182 7. Component-Based Design Concepts. 183 . 7.1. Understanding the SAP Component Model. 183 . 7.2. The Package Concept. 185 . 7.3. UML Tutorial: Package Diagrams. 197 . 7.4. Summary. 199 8. Error Handling with Exceptions. 201 . 8.1. Lessons Learned from Prior Approaches. 201 . 8.2. The Class-Based Exception Handling Concept. 203 . 8.3. Dealing with Exceptions. 205 . 8.4. Raising and Forwarding Exceptions. 210 . 8.5. Creating Exception Classes. 219 . 8.6. UML Tutorial: Activity Diagrams. 229 . 8.7. Summary. 231 9. Unit Testing with ABAP Unit. 233 . 9.1. ABAP Unit Overview. 234 . 9.2. Creating Unit Test Classes. 237 . 9.3. Case Study: Creating a Unit Test in ABAP Unit. 241 . 9.4. Executing Unit Tests. 244 . 9.5. Evaluating Unit Test Results. 246 . 9.6. Moving Toward Test-Driven Development. 247 . 9.7. UML Tutorial: Use Case Diagrams. 248 . 9.8. Summary. 253 10. Working with the SAP List Viewer. 257 . 10.1. Overview of the SAP Control Framework. 257 . 10.2. Overview of the ALV Object Model. 260 . 10.3. Getting Started with the Flight Query Report. 261 . 10.4. Event Handling with the ALV Object Model. 271 . 10.5. UML Tutorial: Communication Diagrams. 275 . 10.6. Summary. 277 11. ABAP Object Services. 279 . 11.1. Object-Relational Mapping Concepts. 280 . 11.2. Persistence Service Overview. 280 . 11.3. Building Persistent Classes. 286 . 11.4. Working with Persistent Objects. 293 . 11.5. UML Tutorial: Advanced Sequence Diagrams. 298 . 11.6. Summary. 301 12. Working with XML. 303 . 12.1. XML Overview. 303 . 12.2. XML Processing Concepts. 309 . 12.3. Case Study: Developing a Reading List ADT. 311 . 12.4. Case Study: Building an XML Document. 314 . 12.5. Case Study: Reading an XML Document. 320 . 12.6. UML Tutorial: Advanced Activity Diagrams. 325 . 12.7. Summary. 327 13. Where to Go From Here. 329 A. Debugging Objects. 333 . A.1. Debugging Objects Using the Classic ABAP Debugger. 333 . A.2. Debugging Objects Using the New ABAP Debugger. 340 B. The Author. 343

229 mm

17.5 cm