Introduction to Web Services
by Philippe Le Hégaret

Table of contents

• Introduction to Web Services
• Introduction
• W3C's Mission
• Standards and Guidelines at W3C (1/2)
• Standards and Guidelines at W3C (2/2)
• Why are we here?
• ... this morning
• The business model
• Case study: How to buy tomatoes?
• The problem
• Traditional Web Application
• Web Service
• Requirements
• How about an existing technology?
• Service?
• Advantages of Web Services
• Language agnostic
• Relatively simple
• Basic usage
• An interesting remark
• Tomato!
• Tomato?!?
• What Is a Web Service?
• Traditional Web Application
• Web Service?
• Web Service
• Web Services: Definition
• Web Services: Definitions (1/2)
• Web Services: Definitions (2/2)
• Integrating Business Processes
• Travel Service (1/4)
• Travel Service (2/4)
• Travel Service (3/4)
• Travel Service (4/4)
• Integrating Across Departments, Agencies
• Web Services in application
• Web and SOA
• World Wide Web?
• Principles of the Web
• Web Requirements
• Universal Resource Identifiers
• URIs
• HyperText Transport Protocol
• Service-Oriented Architecture (1/2)
• Service-Oriented Architecture (2/2)
• SOA Requirements
• Web Services Architecture
• Web Service (1/4)
• Web Service (2/4)
• Web Service (3/4)
• Web Service (4/4)
• Web Services Architecture (1/2)
• Web Services Architecture (2/2)
• Web Service Transport
• Web Service Description
• Web Service Discovery (1/2)
• Web Service Discovery (2/2)
• Web Services in the W3C
• W3C's Mission
• Web's Foundational Technologies
• Submissions and W3C Recommendations
• Some facts
• Organization within the W3C
• W3C Web Services Working Group
• Web Services Architecture Working Group
• Status of the Web Services Architecture Working Group
• SOAP
• SOAP Version 1.2 in a Nutshell
• Status of the Work on SOAP Version 1.2
• Web Service Description
• Web Services Description Working Group
• Status of the Web Services Description Working Group
• An interesting technical issue
• Input-Output Pattern
• Input Pattern
• Output Pattern
• Complex pattern
• Web Service Choreography Working Group
• Semantic focus
• The Need for Semantics
• Representing Semantics
• Re-using Data Across Agencies
• Common Problems
• Underlying Needs
• Ontologies
• Example Ontologies
• Web Services
• Web Services: Challenges
• Web Services features list (1/2)
• Web Services features list (2/2)
• References
• Sources