Leading Web Services To Their Full Potential

Hugo Haas <hugo@w3.org>
W3C Web Services Activity Lead

Presentation at the JP Meeting, Tokyo, Japan, 12 July 2002

Slides available at:



Web service:

An example of a Web service: travel agent usage scenario

Example (continued): advantages

Challenges faced

A whole set of technologies to design:

Integration to the World Wide Web

The Web has architectural principles

Set of resources that are:

Design of Web services technologies must be done in a Web-friendly way

The need for semantics

Web services characteristics:

Need to understand particular XML vocabularies:


The Semantic Web

Standardization work

Web Services Activity

Web Services Architecture

Requirements of the Web services architecture

Status of the Web Services Architecture Working Group

Documents listed on the Working Group's page:

Communicating between machines

An XML-based protocol: SOAP version 1.2

SOAP version 1.2 in a nutshell

Status of the work on SOAP version 1.2

Started from SOAP/1.1; more than 200 issues found and then solved

Documents produced:

Status of the work on SOAP version 1.2 (continued)

Documents produced (continued):

A language to describe Web services: motivations

Problem: I want to use your Web Service

Need standard format for describing Web Services

WSDL 1.1 (W3C Submission) used as a starting point

Status of the Web Services Description Working Group

Next steps


This presentation: http://www.w3.org/2002/Talks/0712-hh-jpm/

W3C Web Services Activity: http://www.w3.org/2002/ws/