1. CCL

2. Service Oriented Architecture
Presenter: Madhav Abhyankar

3. What is SOA
Wikipedia:
A SOA is an architectural style where in services are provided to the other components by application components, through a communication protocol over a network.
W3C:
A set of components which can be invoked, and whose interface descriptions can be published and discovered

4. Principles of SOA Explicit Boundaries Standardized Contract Autonomous
Loose Coupling
Abstraction
Reusable
Stateless
Discoverable
Composable
Vendor independent
Policy driven

5. Benefits of SOA Loose coupling Testability
Availability and Scalability
Parallel development
Reusability

6. SOA Patterns Logic Centralization Asynchronous Queuing
Event Driven Messaging
Enterprise Service bus
Service Façade
Authentication Broker
Callback

7. Challenges Service Identification Granularity Location
Messaging standards
Service Governance
Deployment and Maintenance
Service Identification: What Business functionalities are proved by a service
Service Granualarity: Optimal
Location: Where should the service live in an enterprise
Messaging Standards: Protocal – Think about protocall bridging
 Bringing SOA to life, he observed, "is a lot like delivering a baby — it requires a copious nurturing, understanding, labor, and ultimately … pushing.

8. SOA in our Enterprise Change in mindset
Isolating components
Contract Design
Database independence
Authorization
Review vendor driven “SOA” applications
Inter service communication channel and protocol

9. Micro Service Pattern Extension of SOA patterns
Loose coupling
Single Contract
Responsibility and Ownership

10. Questions Download Presentation from :
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