Table of contents

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1.1 Notational Conventions

2 Component Model

2.1 Definitions

2.1.1 The Definitions Component

2.1.2 XML Representation of Definitions Component

2.1.3 Mapping Definitions' XML Representation to Component Properties

2.2 Message

2.2.1 The Message Component

2.2.2 XML Representation of Message Component

2.2.3 Mapping Message's XML Representation to Component Properties

2.3.1 The Part Component

2.3.2 XML Representation of Part Component

2.3.3 Mapping Part's XML Representation to Component Properties

2.4 Port Type

2.4.1 The Port Type Component

2.4.2 XML Representation of Port Type Component

2.4.3 Mapping Port Type's XML Representation to Component Properties

2.5 Port Type Operation

2.5.1 The Port Type Operation Component

2.5.2 XML Representation of Port Type Operation Component

2.5.3 Mapping Port Type Operation's XML Representation to Component Properties

2.6 Message Reference

2.6.1 The Message Reference Component

2.6.2 XML Representation of Message Reference Component

2.6.3 Mapping Message Reference's XML Representation to Component Properties

2.7 Binding

2.7.1 The Binding Component

2.7.2 XML Representation of Binding Component

2.7.3 Mapping Binding's XML Representation to Component Properties

2.8 Binding Operation

2.8.1 The Binding Operation Component

2.8.2 XML Representation of Binding Operation Component

2.8.3 Mapping Binding Operation's XML Representation to Component Properties

2.9 Binding Message Reference

2.9.1 The Binding Message Reference Component

2.9.2 XML Representation of Binding Message Reference Component

2.9.3 Mapping Binding Message Reference's XML Representation to Component Properties

2.10 Service

2.10.1 The Service Component

2.10.2 XML Representation of Service Component

2.10.3 Mapping Service's XML Representation to Component Properties

2.11.1 The Port Component

2.11.2 XML Representation of Port Component

2.11.3 Mapping Port's XML Representation to Component Properties

2.12 Equivalence of components

2.13 Symbol Spaces

2.14 QName resolution

3.1 Using W3C XML Schema Description Language

3.1.1 Importing XML Schema

3.1.2 Embedding XML Schema

3.1.3 References to Type and Element Definitions

3.2 Using Other Schema Languages

4 Modularizing WSDL descriptions

4.1 Including Descriptions

4.2 Importing Descriptions

5 Documentation

6 Language Extensibility

6.1 Element based extensibility

6.1.1 Mandatory extensions

6.1.2 required attribute information item

6.2 Attribute based extensibility

7.1 Normative References

7.2 Informative References

Appendices

A The application/wsdl+xml Media Type

A.1 Registration

A.2 Security considerations

B Acknowledgements

C URI References for WSDL constructs

C.1 WSDL URIs

C.2 Fragment Identifiers

C.3 Extension Elements

C.4 Example

C.5 Relation to WSDL 1.1

D Migrating from WSDL 1.1 to WSDL 1.2

D.1 Operation Overloading

D.2 PortType Inheritance

E Examples of Specifications of Extension Elements for Alternative Schema Language Support.

E.1.1 namespace attribute information item

E.1.2 location attribute information item

E.1.3 References to Element Definitions

E.2 RELAX NG

E.2.1 Importing RELAX NG

E.2.2 Embedding RELAX NG

E.2.3 References to Type and Element Definitions

F Part 1 Change Log

F.1 WSDL Specification Changes

B Acknowledgements

Acknowledgements

This document is the work of the W3C Web Service Description Working Group.

Members of the Working Group are (at the time of writing, and by alphabetical order): Adi Sakala (IONA Technologies), Allen Brookes (Rogue Wave Softwave), Amelia Lewis (TIBCO/Extensibility), Arthur Ryman (IBM), Barbara Zengler (DaimlerChrysler Research and Technology), Dale Moberg (Cyclone Commerce), Dan Kulp (IONA Technologies), Daniel Schutzer (Citigroup), Dave Solo (Citigroup), David Booth (W3C), Dietmar Gaertner (Software AG), Don Mullen (TIBCO Software), Erik Ackerman (Lexmark), Glen Daniels (Macromedia), Igor Sedukhin (Computer Associates), Jacek Kopecky (Systinet), Jean-Jacques Moreau (Canon), Jeff Mischkinsky (Oracle Corporation), Jeffrey Schlimmer (Microsoft Corporation), Jerry Thrasher (Lexmark), Johan Pauhlsson (L'Échangeur), Jonathan Marsh (Chair, Microsoft Corporation), Kevin Canyang Liu (SAP), Laurent De Teneuille (L'Échangeur), Lily Liu (webMethods, Inc.), Martin Gudgin (Microsoft Corporation), Michael Champion (Software AG), Michael Mahan (Nokia), Michael Mealling (Verisign), Mike Ballantyne (Electronic Data Systems), Mike Davoren (W. W. Grainger), Mike McHugh (W. W. Grainger), Philippe Le Hégaret (W3C), Prasad Yendluri (webMethods, Inc.), Roberto Chinnici (Sun Microsystems), Sandeep Kumar (Cisco Systems), Sandra Swearingen (U.S. Department of Defense, U.S. Air Force), Sanjiva Weerawarana (IBM), Stefano Pogliani (Sun Microsystems), Stephen White (SeeBeyond), Steve Graham (Global Grid Forum), Steve Lind (AT&T), Steve Tuecke (Global Grid Forum), Tim Finin (University of Maryland), Tom Jordahl (Macromedia), Umit Yalcinalp (Oracle Corporation), Waqar Sadiq (Electronic Data Systems), William Stumbo (Xerox), William Vambenepe (Hewlett-Packard Company), Youenn Fablet (Canon)

Previous members were: Aaron Skonnard (DevelopMentor), Don Wright (Lexmark), Jochen Ruetschlin (DaimlerChrysler Research and Technology), Joyce Yang (Oracle Corporation), Keith Ballinger (Microsoft), Krishna Sankar (Cisco Systems), Mario Jeckle (DaimlerChrysler Research and Technology), Pallavi Malu (Intel Corporation)

The people who have contributed to discussions on www-ws-desc@w3.org are also gratefully acknowledged.

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