SOA for Architects & Managers training course

A Service Oriented Methodology

• Introduction to a SOA adoption roadmap
• Service lifecycle
• Three analysis approaches
• Service oriented analysis
• Service oriented design
• Introduction to service oriented patterns

Advantages of SOA

• Traditional EAI Approach 
• Problems With Traditional EAI Approach 
• Enter Service Oriented Architecture (SOA) 
• Build the Services 
• We Can Easily Change the Process 
• Change Flow Using Legacy Approach 
• Replacing an Application 
• Other Advantages 
• Business Advantages 
• Adoption Stages

SOA Past and Present

• From XML to Web Service to SOA 
• How SOA was done before 
• Emerging standards for SOA 
• Compare SOA with other architectures

What is service oriented architecture?

• What is SOA?
• Creating a common understanding of SOA 
• The evolution of SOA
• Introduce the concepts of services and SOA
• Design principles of SOA
• The relationship between SOA and web services
• The advantages and risks of SOA

Introduction to modelling and UML

• Why use models with SOA.
• Difference between model and methodology.
• Why use the Unified Modeling Language? 
• Introducing UML, the notation.
• Identifying business processes.
• Notation, Patterns and Methodology.
• Which Methodology to choose?

Fundamental Concepts

• Building from components.
• Modeling concepts.
• What is an object? 
• Containment.
• Messages and methods.
• Object interaction.
• Exercise: testing some basic concepts.

Introduction to Business Process

• How a collection of services perform a task. 
• Simple request response interaction 
• Complex interaction involving many services. 
• Need for a coordinator service emerges. 
• Birth of orchestration or business process. 
• Composing processes using processes.
• Business Process Execution Language (BPEL) 
• Example business processes

Service Enablement

• Basic web services elements 
• Core web services standards stack
• The Importance of WSDL
• The design of SOAP
• The use of registries via UDDI
• The basic concepts of service orientation

Distributing Services Across a Network

• Aligning functional and nonfunctional requirements
• The role of Intermediaries In Service Networks
• Introductions to WS-* Extensions
• SOA Tenets

Modeling SOA building blocks

• Using UML to analyse and design interfaces
• Generating a domain model
• Implementing and realising Use Cases
• Showing web service collaboration
• Usage of communication diagrams

Enterprise Service Bus (ESB)

• Objectives 
• Service Invocation 
• Legacy System Integration 
• Web Services to the Rescue 
• The role of ESB in SOA 
• Security and ESB

Process Driven Services

• Service layer abstraction
• Introduction to business process layer
• Process patterns
• Orchestration and choreography
• The use WS-BPEL for process automation

A Service Oriented Reference Model

• Reference models and reference architectures
• The IMPACT SOA reference model and architecture
• SOA vendors and their relationship with SOA
• SOA support in .NET and J2EE platforms

Layered Architecture

• The layers pattern.
• Classic three-their architecture.
• Connecting to the domain layer.
• Linking to the User interface.
• Using packages to decompose a system.
• Avoiding mutual dependencies.
• What is layering and why we need them? 
• Application service layer 
• Business service layer 
• Orchestration service layer

Conclusions

• The benefits of employing SOA
• Review of common business goals
• The risks associated with the SOA approach
• Evaluating tradeoff strategies