Christoph Bussler. B2B Integration. Concepts and Architecture. With 165 Figures and 4 Tables. IIIBibliothek. Springer

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1 Christoph Bussler B2B Integration Concepts and Architecture With 165 Figures and 4 Tables IIIBibliothek Springer

2 Contents Part I Introduction to Business-to-Business Integration History Why Integration? Evolution of Business-to-Business Integration Technology Homegrown Integration Point-to-Point Integration Hub-and-Spoke Integration Process-Based Integration Naive B2B Integration ASP Integration Mature B2B Integration Technology Business Need for B2B Integration Technology Early B2B Integration Early A2A Integration Early Combination of A2A and B2B Integration Hosted Application Integration Mature B2B Integration Technology Summary 26 2 Introduction to Business-to-Business Integration Technology Requirements for Integration Concepts and Functionality Endpoint Hosted Trading Partner Data Format and Event B2B Protocol Back-end Application System Adapter and Behavior Business Process History Business Intelligence Integration Concepts Message Event Transformation and Translation Business Event Business Process and Endpoint Behavior 46

3 2.2.6 Advanced Business Process Trading Partner and Back-end Application System Endpoint Attribute, Capability and Agreement Integration Technology Architecture User Interface Integration Logic Connectivity Persistence Layer Component Invocation Model Summary Integration Technology Deployment 66 3 Types of Integration Point-to-Point Back-end Application System Integration Multipoint Back-end Application System Integration 70 '3.3 Back-end Application System Metadata Synchronization Supply Chain Integration of Two Trading Partners Supply Chain Integration of Several Trading Partners Remote Back-end Application System Marketplace Integration Hub Interactive Application Intra-Enterprise Integration Application Service Provider ASP Aggregation ASP Aggregator Aggregation Hosted Integration Reverse Hosting Business-to-Consumer Integration Summary ' Classification A2A, B2B and ASP Integration Classification of Integration Business Data Awareness Integration Instance Representation Hosting Paradigm Definition Paradigm Endpoint Specificity Homogeneity Endpoint State Awareness Endpoint Behavior Awareness Invocation Paradigm Data Integration Process Integration 96

4 User Interface Integration Batch Integration Reliability Classification of Selected Integration Technologies Streaming Query Publish/Subscribe Technology Remote Procedure Call Classification of Mature B2B Integration Summary 102 Part II Business-to-Business Integration Concepts Preliminaries B2B Integration Boundary Event and Process Boundary Integration Logic Boundary Instance, Type and Metatype Instance Type Metatype Early and Late Binding Dynamic Type Change Ill My Instance is Your Type Version, Variant and Configuration Version Configuration and Change Propagation Dynamic Change Singular Version : Variant Public and Private Behavior Public Process Private Process Process Binding Schematic Overall Process Layout Interaction Between Enterprises Synchronous vs. Asynchronous Invocation and Behavior Immediate and Delayed Behavior Conversation Direct vs. Indirect Communication Interaction Scope Interaction Within Enterprises Function Integration Data Integration Event Integration 131 XV

5 5.7 Summary The Ideal Integration Single Secure and Reliable Network Trusted Communication Single Semantic Data Model and Integration Behavior Data Model Integration Behavior Ideal Integration World What's Left to be Done for Integration? Ideal Integration Concepts Characterization of Integration Concepts Making Networks Reliable and Secure Establishing Trusted Communication Bridging Semantic Differences: Uniform Semantics Achieving Homogeneous Integration Concepts Event Message Event and Data Type Event Life Cycle Event Addressing Wire Event, Translation and Clear Text Event Clear Text Event, Transformation and Business Event Business Event Type Change Management Event and Vocabulary Business Event and Business Object Event Correlation Event Validation and Data Type Validation Summary Process Hierarchical Decomposition Data and Data Flow Context-Dependent Event Validation Rule Control Flow Further Aspects Static and Dynamic Process Patterns Life Cycle and Execution Model Transactions Compensation Interface Process Data Instantiation Model 205

6 XVII Data Flow 208" Interface Process-Specific Process Steps Execution Model Batch Processing and Complex Event Relationships B2B and A2A Protocols Business Process Data Event Address Resolution External Execution Logic User Interactions Business Rule Binding Process...: Data and Data Flow Intermediate Storing of Events Instantiation Model and Dynamic Process Binding Behavior Transformation Concurrent Processes and Process Coordination Process Layout Revisited Endpoint Type Trading Partner Community Property Organization Modeling Endpoint Relationship Capability Hosting Versioning : Endpoint Agreement Agreement : Unilateral Agreement Bilateral Agreement Multiendpoint Agreement Trading Partner Community Agreement Agreement for Anonymous Endpoints Multi-Interface Process Agreements Agreement Conflict Resolution Interface Process Instantiation Revisited Error Handling and Compensation Error Types Dynamic Instance Modification Compensation Abort Complete Integration Model Completeness 250

7 Correctness Semantic Correctness Summary Additional Functionality History Consistency and Reliability Security Requirements Identification Authentication Authorization Integrity Confidentiality Nonrepudiation Recursive Application of Concepts to B2B Integration Graphical Notation Trading Partner Agreement Negotiation Endpoint Identifier Synchronization Endpoint Definition Update B2B Protocol Change Management 266 Part III Business-to-Business Integration Technology Architecture Architecture Overview Layered Architecture Component Structure Component Interface Component Parts State-Based Architecture Coordinated Architecture User Interface Invocations Invocations Processing Incoming Events Integration Example..' User Interface Overview Modeling Environment Modeling Component Testing Component Management Environment Endpoint Management Component Error-Handling Component Monitoring Component Analysis Environment 281

8 11.5 End User Environment System Administration Environment Integration Logic Overview Integration Logic Component Coordinator Initiating Event Processing Interface Process Execution Binding Process Execution Business Process Execution Outbound Binding and Interface Process Execution Outbound Wire Event Processing Summary Connectivity Overview Receiving a Message Security Verification Endpoint Agreement Verification B2B Protocol Execution Outgoing Wire Event Back-end Application System Adapter Execution Persistence Database Persistent and Transactional Queues Transactions and Distributed Transactions Implementation Principles Metamodel and Integration Execution Interpreter Metamodel Integration Execution Interpreter Centralized and Transactional Architecture Integration Testing and Monitoring External Program Integration Application Adapters External Data Format Interpreter And Then There is Integration Reality 304 Part IV Business-to-Business Integration Technology Deployment Modeling Methodology Overview Business Behavior Business Process Modeling Business Event Definition 309 XIX

9 XX 16.3 Business Partner and Endpoint Definition Trading Partner Definition Back-end Application System Definition Summary Endpoint Agreement Definition Modeling Traps Point-to-Point Integration Split of Round-trip Behavior No Business Process No Real Business Events Inclusive Interface Processes Deployment Integration Project Management Advertisement, Discovery and Agreement Advertisement Discovery Agreement Monitoring and Business Intelligence Status Monitoring Business Intelligence Querying the Correct Integration Concepts Taking Event Behavior into Account Change Management Reasons for Change Internally vs. Externally Caused Changes Compatible and Incompatible Changes Business Behavior Business Process Type Change Business Event Type Change Business Partner and Endpoint Definition Endpoint Definition Change Interface Process Type Change Binding Process Type Change Connectivity Change Endpoint Agreement Definition Deployment Self-Service Changes 334 Part V Integration Standards, Products, Research and the Future of Integration Standards Standards in Today's World 339

10 Portability and Interoperability Standards : Current Situation in Context of B2B Integration Standards Elements of Interoperability Standards Domain-Specific and Domain-Neutral Standards And Where Does XML fit? Standards Compliance Standards Organizations Process Standards BPEL4WS DAML-S ebxmlbpss RosettaNet Other Process Standards Future Process Standard? Payload and Vocabulary Standards ACORD EDI EPISTLE HL OAGI RosettaNet SWIFT Other Payload Standards Vocabulary Standards Security Standards SAML SSL XACML XKMS XML Encryption XML Signature Endpoint and Agreement Standards CPP CPA ' ebxml Registry EDI UDDI Packaging and Transport Standards ebxml MSS EDIINT FTP HTTP MIME SMTP 363 XXI

11 XX SOAP WSDL Transaction Standards BTP WS-Coordination and WS-Transaction Complete Standards ebxml RosettaNet SWIFT Web Services Architecture Adapter Standard J2EE Connector Architecture Application of Standards in B2B Integration Architecture Products BEA's WebLogic Integration IBM's CrossWorlds Microsoft's BizTalk Server Oracle's 9iAS Integration Further Products Research Event Definition and Transformation Web Services and Web Service Composition Quality of Service Process Adapter Ontology Integration Architecture Business Process Monitoring Agreements The Future of Integration Why Integration? Integration, Quo Vadis? The Grand Challenge The Grander Challenge: Self-Forming Virtual Enterprises 390 Part VI References and Index 393 References 395 Index..403

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