Topics |
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What you will learn |
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After completing this course, the student should be able to:
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Audience |
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Architects and project managers who will like to get introduced to the technology and understand its use and potential. This is not a programming course. | |
Prerequisites |
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Some idea of clients server computing. There is no programming experience required. | |
Duration |
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1 day |
Outline for Introduction to Web Services Training
Chapter 1 - Introduction to Web Services
- 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
- Web Services Standards
- 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
Chapter 2 - Web Services Description Language (WSDL)
- WSDL Overview
- WSDL Syntax Overview
- <definitions>
- <import>
- <types>
- <message>
- <portType>
- <operation>
- <binding>
- <service>
- Summary
Chapter 3 - Simple Object Access Protocol (SOAP)
- SOAP Overview
- SOAP in Protocol Stack
- SOAP Document Components
- Example SOAP Request Document
- Example SOAP Response Document
- The <Envelope> Element
- The <Header> Element
- The <Body> Element
- SOAP Communication Style
- Communication Style Example
- Setting the Style in WSDL
- RPC/Encoded Style
- RPC/Literal Style
- Document/Literal Style
- Document/Literal Wrapped Style
- Summary
Chapter 4 - Overview of Advanced Web Service Specifications
- Advanced Web Service Features
- MTOM
- How MTOM Differs from Previous Approaches
- WS-Addressing
- WS-RM
- WS-Atomic Transaction (WS-AT)
- Overview of Web Services Security (WS-Security)
- WS-Secure Conversation
- WS-Policy
- Summary
Chapter 5 - REST Services
- Many Flavors of Services
- Understanding REST
- Principles of RESTful Services
- REST Example – Create
- REST Example – Retrieve
- REST Example – Update
- REST Example – Delete
- REST Example – Client Generated ID
- SOAP Equivalent Examples
- REST Example – JSON
- REST vs SOAP Communication
- More REST vs SOAP
- REST vs SOAP Summary
- Famous RESTful Services
- Additional Resources
- Summary
Chapter 6 - REST vs. SOAP
- Defining REST
- The Six REST Architectural Style Constraints
- The Four REST Interface Constraints
- Hypermedia Examples
- Defining SOAP
- RPC SOAP vs. REST
- Document SOAP vs. REST
- Where SOAP Shines
- Where REST Shines
- Selecting an Appropriate Solution
- Summary
Chapter 7 - Clients of JAX-RS Services
- Java Web Service Clients
- Apache HttpClient
- More Apache HttpClient Code
- JAX-RS Implementation Client Libraries
- RESTEasy Example
- HATEOAS
- Building Links with UriBuilder and UriInfo
- Using Atom Links for State Transitions
- WADL
- WADL Example
- Summary
Appendix A - Getting Started with XML
- Unstructured Text Document
- An Employee Document
- What is XML ?
- Why Study XML?
- Data and Document Structure
- Elements
- First XML
- Another Example of XML
- Well-formed vs. Valid XML Document
- Presentation Style
- Goals of XML
- Usage of XML
- Summary
Appendix B - SOA Fundamentals
- Defining Service Oriented Architecture (SOA)
- Putting SOA in Context
- SOA As an Alignment Strategy
- The SOA Umbrella
- What’s a Service?
- Service Actors
- SOA in Action
- Business Process Management
- BPM & Workflow
- SOA Governance
- SOA Governance Model
- SOA Job Role Impact
- SOA Re-Organization
- What Makes a Good Design?
- Is SOA a New Concept?
- Enterprise Computing Evolution
- What about Microservices?
- SOA Is Perfect…NOT!
- Service Characteristics
- When Do I Need a Service?
- About Services in SOA
- Contract-Driven Software
- SOA Standards
- Service Implementation
- Summary
Appendix C - Web Services Security (WS-Security)
- The Challenges
- Public Key Infrastructure (PKI)
- Digital Signature
- Certificates
- Overview of Web Services Security
- SOAP Message Security
- Message Integrity
- Message Confidentiality
- Symmetric Encryption Example
- Authentication Using Identity Token
- Authentication
- Transport Level Security
- Audit Tracking
- Identity Assertion Using SAML
- SAML SOAP Example
Appendix D - Securing REST Services
- RESTful Security - Ideal Approach
- RESTful Security - Practical Approach
- Protecting the QueryString
- REST and Access IDs
- AWS and HMAC
- Securing Resources
- REST Security Concerns
- Comprehensive REST Security
- Summary