Developing and Deploying Service Oriented Architectures based on Web Services

Overview
This is a 5 day taught course with demonstrations and group based workshops. The course covers:

• the SOA approach to Enterprise Integration
• the justification for Web Services forming the foundation for SOA
• the key platform and framework independent SOA concepts
• implementation of service-level communications, discovery, security, data handling, transaction management and system management
• applying SOA to provide application interoperability, multichannel client access as well as to business process management

Course Contents
Overview of SOA and Web Services

• viewing an enterprise from a Service-Oriented perspective
• the "Service Abstraction" and Service Oriented application development
• Web Services and SOA
• Service oriented integration
• Business Process Management

Elements of Service Oriented Architectures

• SOA Governance Policies and Processes
• SOA Principles and Guidelines
• SOA Methods and Tools
• Web Services Platform
• Products, Technologies and Facilities
• Key Service characteristics and Guidelines
  • for Service requesters
  • for Legacy Systems and Legacy services

Web Services and the Design, Development and Deployment of SOA

• Service contracts
• Service-Level data modelling
• Service Discovery
  • Registration
  • Lookup
• Service Level interaction patterns
  • request-response
  • request-callback
  • asynchronous store and forward messaging
  • publish-subscribe
  • atomic and composite services
  • generation of proxies and skeletons from service contracts
• Service Level communication - alternative transports
  • WSDL
  • SOAP over JMS
  • SOAP over WebSphere
  • SOAP over CORBA IIOP

Using SOA and Web Services for Integration

• Integration
  • business drivers
  • ideal requirements
  • selecting the technology stack layer at which to perform the integration
• XML and Web Services for integration and interoperability
  • Web Services Integration
  • Service-Oriented Integration
• Case studies
  • .Net and J2EE interoperability via SOA and Web Services
  • Service-Enabling legacy systems: CICS, IMS and CORBA

SOA and Multi-Channel Access

• Costs and benefits
• Client Presentation Tier
• Channel Access Tier
• Communications Infrastructure
• Business Service Access Tier

SOA and Business Process Management (BPM)

• BPM - fundamental concepts
• Combining BPM, SOA and Web Services
• Orchestration and Choreography specifications

Metadata and its Management

• Basic approach using SOAP and WSDL
• Metadata specifications
  • XML
  • WSDL 2.0
  • UDDI
  • Addressing
• Policy
  • WS-Policy
  • Web Services Policy Language (WSDL)
• WS-Metadata exchange

Web Services Security

• Identity, Authentication and Digital Signatures
• Challenges, Threats and Remedies
• Communications layer security
  • IP layer security
  • Transport-layer security
• Message level security
  • WS-Security framework - fundamentals
  • Security Assertion Markup Language (SAML)
  • XACML
  • XML Key Management Specification (XKMS)

Messaging - More advanced concepts and issues

• Reliable messaging
• Notification
• Mobile workers and Occasionally Connected Computing

Transaction Processing

• Protocols and co-ordination
• Transaction specifications
  • the Web Services Coordinator
  • WS-Atomic Transaction
  • WS-BusinessActivity
  • WS-Context
  • WS-Coordination Framework
  • WS-Transaction Management