SOA 1471 - Service Oriented Architecture for Architects

1. SOA Fundamentals

• Objectives
• Defining SOA
• SOA as an Alignment Strategy
• The SOA Umbrella
• What s a Service?
• Service Actors
• Serving up SOA
• Business Process Management
• BPM & Workflow
• SOA Governance
• SOA Governance Model
• SOA Job Role Impact
• Services Please!
• SOA Re-Organization
• What makes a good design?
• Is this a New Concept?
• Service Orienting the Enterprise
• Service Oriented Thinking
• SOA is Perfect NOT!
• Service Characteristics
• About Services in SOA
• Contract-driven software
• SOA Standards
• Summary

2. SOA Case Study

• Objectives
• What is a Case Study?
• Case Study Background
• Additional Background
• The Problem Statement
• Status Quo Issues
• Status Quo Issues (continued)
• Opportunities
• How Can SOA Help?
• Example Solution Snippet
• Summary

3. Introduction to Web Services

• Objectives
• A Conceptual Look at Services
• Defining Services
• Service Communication Analogy
• Three Key Service Questions
• Connecting the Dots
• SOA Runtime Implementation
• What is a Web Service?
• Enterprise Assets as Services
• Typical Development Workflow
• Advantages of Web Services
• Web Service Business Models
• Example: Internal System Integration
• Example: Business Process Externalization
• Binding via SOAP
• SOAP in Protocol Stack
• SOAP Structure
• SOAP Message Architecture
• Applying SOAP
• Interface via WSDL
• WSDL Structure
• Applying WSDL
• Locating a Service
• UDDI Overview
• UDDI Terminology
• UDDI Structure
• Applying UDDI
• WS-I Overview
• WS-I Deliverables
• Summary

4. Layers of Services

• Objectives
• What is Layering?
• SOA Layers
• Common Layers
• Auxiliary Layers
• Digesting the Layers
• The Application Service Layer
• The Business Service Layer
• The Orchestration Layer
• Layering Rules of Thumb
• SOA User Interface
• Portal Site's Context Awareness
• Web 2.0 Data Aggregation
• Summary

5. SOA Value Proposition

• Objectives
• The SOA Value Proposition
• Reducing integration expense
• Integration costs illustration
• Ripple effect of changes
• The value of SOA layering
• SOA reduces integration costs
• Increasing asset reuse
• Asset reuse illustration
• Increasing business agility
• Business Agility Illustration
• Traditional EAI Approach
• Problems with Traditional EAI Approach
• Change Flow Using Legacy Approach
• SOA Agility
• Build the Services
• Build the Process
• We Can Easily Change the Process
• Reducing business risk
• Risk reduction illustration
• SOA Eases Compliance Risk
• Other Advantages
• Business Advantages
• Hasn t this been said before?
• Hasn t this been said before?
• ROI Quantification Hurdles
• Real World SOA Example 1
• Real World SOA Example 2
• Real World SOA Example 3
• Real World SOA Example 4
• Summary

6. Enterprise Service Bus (ESB)

• Objectives
• SOA and the ESB Pattern
• Loose Coupling
• Service Invocation
• Business Process
• Data Integration
• Enterprise Service Bus (ESB)
• Legacy System Integration
• Unsupported Protocol
• The Role of ESB in SOA
• ESB: Software Artifacts
• ESB - Software Artifacts
• Business Process
• Business Process: Example
• Minimum ESB Capabilities
• Minimum ESB Capabilities: Integration
• Minimum ESB Capabilities: Communication
• Minimum ESB Capabilities: Service Interaction
• Minimum ESB Capabilities: Management
• Security and ESB
• Summary

7. Introduction to Service Oriented Analysis & Design (SOAD)

• Objectives
• Introduction to SOAD
• Applying OOAD Principles
• Abstraction
• Abstraction in SOAD
• Encapsulation
• Encapsulation in SOAD
• Modularity
• Modularity in SOAD
• Hierarchy
• Hierarchy in SOAD
• Why OOAD Is Not Enough
• Granularity
• The Need for Loose Coupling
• The SOAD Methodology
• The SOAD Methodology Steps
• Stage 1: Requirements Gathering & Process Modeling
• Stage 2: Service Identification
• Stage 3: Service Implementation
• Stage 4: Process Implementation
• SOAD Stages and SOA Lifecycle
• Summary

8. SOA Service Life Cycle

• Objectives
• SOA Adoption
• Adoption Stages
• Managing Services
• SOA Service Life Cycle Overview
• SOA s Circle of Life
• Discovery Phase
• Analysis & Design Phase
• Implementation Phase
• Deployment Phase
• Monitor Phase
• Retirement Phase
• Summary

9. Stage 1: Business Modeling and Use Cases

• Objectives
• Stages of SOAD
• Where are We in SOA Lifecycle?
• Stage 1: Business Process Modeling
• Basic Concepts
• SOA and Business Process Model
• Before You Get Started
• Process Modeling Steps
• Business Process Use Cases
• Return Handling Use Case
• Modeling the Business Processes
• Use Case and Business Process
• The Return Handling Process Model
• Return Handling Process Model
• Trading Partner Design Pattern
• The UML Alternative
• Best Practices
• Summary

10. XML Schema Basics

• Objectives
• What is an XML Schema?
• Role of XML Schema in SOA
• Creating a Schema File
• Defining a Simple Element
• Defining a Complex Element
• Defining Element Attributes
• Referring to an Element From Another Element
• Defining Abstract Data Types
• Adding Restrictions
• Referring to a Schema from an XML Document
• Validating the XML Against the Schema
• Summary

11. Web services Description Language (WSDL)

• Objectives
• WSDL Overview
• WSDL Document Tags
• WSDL Namespaces
• Sample WSDL Document Structure
• <definitions>
• <import>
• <types>
• <message>
• <portType>
• <operation>
• One-way <operation>
• Request-Response <operation>
• Solicit-Response <operation>
• Notification <operation>
• Modeling Simple Operation
• Modeling Complex Operation
• Modeling Complex Message
• <binding>
• More on <binding>
• <binding> Syntax
• SOAP Binding Example
• <service> and <port>
• More on <port>
• WSDL SOAP Binding Extensions
• soap:binding
• soap:operation
• RPC or Document Style?
• WSDL API for Java
• Summary

12. Stage 2: Service Identification

• Objectives
• Stages of SOAD
• Where are We in the SOA Lifecycle?
• Stage 2: Service Identification
• The Service Model
• Developing a service model
• Service Model Example #1
• Service Model Example #2
• Service Model Example #3
• Service model granularity
• SOAD Stage 2 Process
• Identifying Services
• Service Identification Check
• Specify the Service Interface
• Specify The Process Interface
• Identify Services from UC001 Return Handling
• Identify Services from UC001 Return Handling
• Identify Services from UC001 Return Handling (continued)
• Service Contract Template
• Service Contract Template Part 2
• Service Contract Template Part 3
• Service Design Best Practices
• Summary

13. Simple Object Access Protocol (SOAP)

• Objectives
• SOAP Overview
• SOAP in Protocol Stack
• SOAP Components
• SOAP HTTP Request Example
• SOAP HTTP Response Example
• Message Envelope
• The Header Element
• Header Attributes
• SOAP Body
• SOAP Fault
• Communication Style
• RPC/Encoded Style
• RPC/Literal Style
• Enabling RPC Styles
• Document/Literal Style
• Document/Literal Wrapped Style
• Details of the Wrapped Style
• Enabling Document Literal Style
• Summary

14. Stage 3: Service Design and Implementation

• Objectives
• Stages of SOAD
• Where are We in the SOA Lifecycle?
• Introduction
• How Is a Service Developed?
• Top Down Development
• Web Service Implementation Choices
• Apply OOAD in New Service Development
• Top-Down Summary
• Bottom-Up Development
• Bottom-Up Technology Choices (Java)
• Example: JCA-Based Service
• Example: JAX-WS Service
• Bottom-Up Technology Choices (.NET)
• Example: ASMX Service
• Example: Adapter-Based Service
• Data Mapping
• Interface Mapping
• Implementing the Services for UC001 Return Handling
• Best Practices
• Summary

15. Stage 4: Business Process Implementation

• Objectives
• Stages of SOAD
• Where are We in the SOA Lifecycle?
• Basics
• Business Process Diagram
• Challenges in Process Implementation
• Challenges in Process Implementation
• BPEL
• Variables
• Partnership
• Example: A Buy-Sell Partnership
• Modeling Partnership in BPEL
• Simple Activities
• Invoke Activity
• Structured Activities
• Lifecycle of Process Development
• Lifecycle of Process Development
• Phase II Process Definition Details
• Phase III Compilation Details
• Phase IV Deployment Details
• Phase V Business Process Execution
• What Is a Good Process Design?
• Follow Integration Patterns
• Example: A Simple Process
• Additional Process Design Considerations
• Summary

16. Service Component Architecture (SCA)

• Objectives
• Need For a New Programming Model
• SCA Vendor Support
• Service Component Architecture
• SCA Basics
• Wiring Example
• Assembling Services
• Service Components
• Service Module Components
• Service Components
• References and Wires
• Imports and Exports
• Service Implementation Types
• Summary

17. Adapters

• Objectives
• What is an Adapter?
• Adapter Example
• The Adapter Pattern
• Resource Adapters
• Custom Adapters
• Adapter Based Services
• Advantages of Adapter Based Services
• Generating Adapter Based Services
• Communication Modes
• Outbound Communication
• Inbound Communication
• Summary

18. Information Management in SOA

• Objectives
• Introduction
• SOA and Enterprise Information Management
• Operational Data Replication
• Operational Data Challenges
• SOA and Data Basics
• More on Operational Data
• Data Publishing Event
• Modeling Events
• Data Mediation
• Data Format
• Generic Data Model
• Example Generic Data Model
• Mapping Data
• Loading Data
• Extract Transform Load (ETL)
• ETL and SOA
• Data Federation
• SOA Data Layering
• Data Federation vs ETL
• Summary

19. SOA Challenges and Risks

• Objectives
• SOA Challenges and Risks
• Emerging Standards
• Emerging Standards (contd)
• Selecting Tools and Infrastructure
• Service Selection and Creation
• Service Management
• Portfolio Management
• Paradigm Shifting
• Communication
• Policies and Compliance
• Project Management
• Training and Re-skilling
• Governance and Risk Mitigation
• Summary

20. Governance Fundamentals

• Objectives
• The Strategic Role of IT
• Governing IT
• IT Infrastructure Library (ITIL)
• ITIL: Managing IT Activities
• ICT Infrastructure Management (ICTIM)
• ICTIM Processes
• Control Objectives for Information and related Technology (COBIT)
• Need for SOA Governance
• SOA Governance
• SOA Governance Adoption
• Key Governance Relationships
• SOA Governance Elements
• SOA Governance Procedures
• Recommended Procedures
• More Recommended Procedure
• SOA Governance Policies
• Enterprise Policies
• Business Policies
• Service Policies
• SOA Governance Metrics
• More SOA Governance Metrics
• Some Best Practices
• Relevant Standards Work
• OASIS SOA-RM
• Reference Model in Context
• OASIS SOA-RA
• Summary

21. Overview of Service Registries

• Objectives
• Services Registry
• Why Do We Need a Service Registry?
• Main Activities Done Using a Registry
• Publish
• Discovery
• Dynamic Discovery
• Management
• Enforce Governance Lifecycle
• SOA Registry Products
• Summary

22. Messaging and Asynchronous Communication

• Introduction
• SOA and Asynchronous Behavior
• Basic Messaging Patterns
• Callback Style Communication in SOA
• Callback Example
• Implementing Callback
• Correlation Set
• Additional Uses of Callbacks
• Non-Blocking Call in SOA
• Parallel Activity
• One-way Non-Blocking Call
• Assured Delivery
• SOA Client Behavior
• Handling Events in a BPEL Process

23. Error Handling and Transaction

• Introduction
• Error Handling in a Service
• Designing Faults
• Error Handling in a Business Process
• Fault Handler
• Fault Handler Example
• Raising Faults in a Process
• Transaction in SOA
• Transaction and Short Lived Business Process
• Transaction and Long Lived Business Process
• Example: Long Running Process
• Transaction Context Propagation
• Example: Transaction Context Propagation
• Compensation
• Compensation in a Microflow
• Compensation in a Long Running Process
• Example Compensation
• Compensation Handler
• Compensation Guidelines

24. SOA Security Overview

• Objectives
• Traditional systems
• Loosely-coupled systems
• Risks of loosely-coupled services
• SOA Security Concerns
• Security Stack: Web services
• Security Stack: Other services
• Discussion Question
• Summary

25. Security Patterns

• Objectives
• Service bus security
• Service bus security layers
• Application-managed security
• Security as a service
• Reverse Proxy
• ESB Gateway
• Discussion Question
• Summary

26. Security Layering

• Objectives
• SOA Layers
• Security Layering
• Policy-driven Security
• PEP/PDP in Action
• Separation of concerns
• Loosely-coupled security layer
• SES/SDS in Action
• Layering and service granularity
• Security Service Granularity
• Process-centric Security
• Discussion Question
• Summary

27. Introduction to SOA Testing

• Introduction
• The SOA Components to Test
• SOA Testing Challenges
• Layered Component Testing
• Phased Testing
• Parts of a Test Framework
• Unit Testing a Web Service
• Verification Scenarios
• Unit Testing Data Maps
• Unit Testing Business Process
• Setting Up a Service Integration Test System
• Setting Up a Process Integration Test System
• Non-Functional Testing
• Performance Testing
• Security Testing
• Interoperability Testing
• Process State Persistence Testing
• Process Versioning Testing

28. SOA Patterns

• Objectives
• Patterns: Introduction
• SOA Patterns
• Messaging Channel Patterns
• Messaging Channel Patterns for SOA
• Messaging Channel Patterns
• Messaging Channel Patterns for SOA
• Messaging Channel Patterns
• Message Type Pattern
• Deferred Response in SOA
• Message Routing Patterns
• Message Routing Patterns in SOA
• Message Transformation Patterns
• Message Transformation Patterns in SOA
• Summary

29. SOA Antipatterns

• Objectives
• What are Antipatterns?
• Technology-driven SOA Adoption
• So What's New?
• SOA Is the Cure All
• Web Service is SOA
• The Silo Approach
• Fine Grained Service
• Point-to-Point Communication
• Stateful Services
• Summary

30. Software Platform for SOA

• Objectives
• SOA Development Iteration
• Types of Software Needed to Support SOA
• Oracle SOA Suite
• IBM Software Offering
• IBM WebSphere Process Server
• IBM IT Service Management (ITSM) Tools
• TIBCO BusinessWorks
• TIBCO SmartMapper
• webMethods Fabric
• webMethods: Enterprise Service Platform (ESP)
• webMethods: Business Process Management (BPM)
• webMethods: Business Activity Monitoring (BAM)
• webMethods: Composite Application Development
• WebLogic Integration
• Microsoft BizTalk Server 2006
• Windows Workflow Foundation (WF)
• Summary