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| Introduction | |
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| Web Services Overview | |
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| What Is a Web Service? | |
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| Business Perspective | |
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| Technical Perspective | |
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| The Web Service Opportunity | |
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| Enterprise Application Integration | |
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| B2B | |
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| Trends in e-business | |
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| Why Do We Need a Web Services Approach? | |
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| Scoping the Problem | |
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| Core Technologies | |
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| Industry Dynamics | |
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| Service-Oriented Architectures | |
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| Web Services Interoperability Stacks | |
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| The Wire Stack | |
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| The Description Stack | |
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| The Discovery Stack | |
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| Putting Together the Interoperability Stacks | |
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| Summary | |
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| XML Primer | |
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| Origins of XML | |
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| Document- Versus Data-Centric XML | |
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| Document-Centic XML | |
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| Data-Centric XML | |
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| Document Lifetime | |
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| XML Instances | |
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| Document Prolog | |
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| Elements | |
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| Attributes | |
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| Character Data | |
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| A Simpler Purchase Order | |
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| XML Namespaces | |
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| Namespace Mechanism | |
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| Namespace Syntax | |
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| Namespace-Prefixed Attributes | |
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| Document Type Definitions | |
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| Well-Formedness and Validity | |
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| Document Structure | |
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| Are DTDs Enough? | |
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| XML Schemas | |
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| XML Schema Basics | |
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| Associating Schemas with Documents | |
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| Simple Types | |
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| Complex types | |
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| The Purchase Order Schema | |
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| Basic Schema Reusability | |
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| Advanced Schema Reusability | |
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| There's More | |
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| Processing XML | |
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| Basic Operations | |
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| Data-Oriented XML Processing | |
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| SAX-based checkInvoice | |
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| DOM-based checkInvoice | |
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| Testing the Code | |
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| Summary | |
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| Resources | |
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| Simple Object Access Protocol (SOAP) | |
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| Evolution of XML Protocols | |
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| First-Generation XML Protocols | |
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| Simple Object Access Protocol (SOAP) | |
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| The Making of SOAP | |
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| What Should SOAP Do? | |
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| What Is SOAP, Really? | |
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| Doing Business with Skates Town | |
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| Interacting with the Inventory System | |
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| Inventory Check Web Service | |
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| Choosing a Web Service Engine | |
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| Service Provider View | |
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| Service Requestor View | |
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| Putting the Service to the Test | |
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| SOAP on the Wire | |
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| SOAP Envelope Framework | |
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| SOAP Envelope | |
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| SOAP Versioning | |
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| SOAP Headers | |
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| SOAP Body | |
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| Taking Advantage of SOAP Extensibility | |
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| Service Requestor View | |
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| Service Provider View | |
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| Putting the Service to the Test | |
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| SOAP on the Wire | |
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| SOAP Intermediaries | |
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| The Need for Intermediaries | |
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| Intermediaries in SOAP | |
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| Putting It All Together | |
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| Error Handling in SOAP | |
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| SOAP Message Processing | |
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| SOAP Data Encoding | |
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| Specifying Different Encodings | |
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| SOAP Data Encoding Rules | |
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| Choosing a Data Encoding | |
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| Architecting Distributed Systems with Web Services | |
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| Messaging | |
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| Messaging Versus RPC | |
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| SOAP-based RPCs | |
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| Purchase Order Submission Web Service | |
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| Purchase Order and Invoice Schemas | |
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| Service Requestor View | |
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| Service Provider View | |
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| Putting the Service to the Test | |
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| SOAP on the Wire | |
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| SOAP Protocol Bindings | |
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| General Considerations | |
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| HTTP/S | |
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| SOAP Messages with Attachments | |
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| SOAP over SMTP | |
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| Other Protocols | |
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| Summary | |
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| The Road Ahead | |
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| Resources | |
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| Creating Web Services | |
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| Why and What Is Axis? | |
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| The Axis Architecture | |
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| Axis Components | |
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| Locating the Service Chain | |
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| XML Parsing | |
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| Installing Axis | |
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| Configuring Axis | |
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| Configuration Methods | |
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| Security | |
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| Simple Web Services | |
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| Client-Side Programming | |
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| Advanced Web Service Deployment | |
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| Document-Centric Services | |
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| Data Encoding/Decoding | |
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| Building Handlers | |
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| Specialized Pivot Point Handlers, a.k.a. Providers | |
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| Faults | |
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| Message Patterns | |
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| Building and Deploying an Intermediary | |
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| SOAP V 1.2 | |
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| Monitoring | |
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| Summary | |
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| Using SOAP for e-Business | |
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| Web Services Security | |
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| Example Scenario | |
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| SSL and HTTP Basic Authentication | |
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| Digital Signature | |
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| XML Encryption | |
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| Notary Service | |
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| Authorization | |
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| Security Assertions | |
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| Public Key Infrastructure and Key Management | |
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| How to Get Started with Security | |
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| Enterprise Application Integration | |
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| SOAP Server Based on J2EE | |
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| Transaction Processing | |
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| ACID and Two-Phase Commit | |
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| Reliable Messaging | |
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| J2EE Security Model | |
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| Quality of Service | |
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| Enterprise SOAP Server | |
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| High Availability | |
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| System Management | |
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| Enterprise Security | |
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| Summary | |
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| Resources | |
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| Describing Web Services | |
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| Why Service Descriptions? | |
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| Role of Service Description in a Service-Oriented Architecture | |
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| Well Defined Service | |
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| Functional Description | |
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| Non-Functional Description | |
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| Aggregation/Orchestration Description | |
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| Stack Summary | |
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| History of IDLs | |
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| Web Services Definition Language (WSDL) | |
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| WSDL Information Model | |
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| Elements of the WSDL Language | |
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| PortType | |
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| Operation | |
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| Message | |
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| Binding | |
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| Port | |
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| Service | |
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| Definitions | |
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| Documentation | |
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| Conventional Use of the Import Element | |
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| WSDL Extension Mechanism | |
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| WSDL and Java | |
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| Deriving Code from WSDL | |
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| Deriving WSDL from Code | |
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| Future Service Description Efforts | |
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| Web Services Endpoint Language (WSEL) | |
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| Web Services Flow Language (WSFL) | |
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| Summary | |
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| Discovering Web Services | |
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| The Role of Service Discovery | |
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| The Role of Registries | |
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| Service Discovery at Design Time and Runtime | |
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| Multiple Mechanisms of Service Discovery | |
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| Scenario Updates | |
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| UDDI | |
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| The UDDI Usage Model | |
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| The UDDI tModel Concept | |
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| Publishing Business Information to a UDDI Registry | |
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| Publishing Service Information to a UDDI Registry | |
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| Finding Information in a UDDI Registry | |
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| Getting Business and Service Details from a UDDI Registry | |
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| Summarizing UDDI Version 1.0 | |
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| Private UDDI Registries | |
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| Why Would a Company Host a Private UDDI Registry? | |
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| Five Types of Private UDDI | |
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| What's New in UDDI Version 2.0? | |
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| Overview of Changes in UDDI V2.0 | |
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| Third-Party Taxonomies | |
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| Modeling Relationships between businessEntity Entries | |
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| Changes to the Inquiry API | |
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| Changes to the Publication API | |
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| Miscellaneous Changes | |
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| Using WSDL with UDDI | |
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| Saving a UDDI businessService Based on WSDL | |
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| More Complex WSDL and Corresponding UDDI Entries | |
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| Putting It All Together: WSDL-Based UDDI and Dynamic Find | |
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| Summary | |
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| Interoperability, Tools, and Middleware Products | |
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| Interoperability: The "Holy Grail" of Web Services | |
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| The Soapbuilders Community | |
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| The Interoperability Lab | |
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| The W3C: The Emergence of a Standardized SOAP | |
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| The Larger Web Services Landscape | |
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| Who's Building SOAP Systems? | |
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| Other Languages and Environments | |
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| SOAP::Lite--Web Services in Perl | |
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| The .NET Web Service World: A Brief Primer | |
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| GLUE: Another Take on Java Web Services | |
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| Summary | |
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| Resources | |
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| Future Concepts | |
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| Computing as a Utility | |
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| Web Services Everywhere: The Vision | |
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| Ontologies and the Semantic Web | |
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| Resource Description Framework | |
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| Ontologies | |
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| Relating RDF to Web Services | |
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| Software Agents | |
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| Relating Software Agents to Web Services | |
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| Peer-to-Peer Computing | |
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| Relating Peer Computing to Web Services | |
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| Grid Computing | |
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| Relating Grid Computing to Web Services | |
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| Embedded Web Services | |
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| Pulling It All Together | |
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| Resources | |
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| Glossary | |
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| Index | |