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Architectural Patterns

You're reading from   Architectural Patterns Uncover essential patterns in the most indispensable realm of enterprise architecture

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Product type Paperback
Published in Dec 2017
Publisher Packt
ISBN-13 9781787287495
Length 468 pages
Edition 1st Edition
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Authors (4):
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Pethuru Raj Chelliah Pethuru Raj Chelliah
Author Profile Icon Pethuru Raj Chelliah
Pethuru Raj Chelliah
Harihara Subramanian J Harihara Subramanian J
Author Profile Icon Harihara Subramanian J
Harihara Subramanian J
Pethuru Raj Pethuru Raj
Author Profile Icon Pethuru Raj
Pethuru Raj
Anupama Murali Anupama Murali
Author Profile Icon Anupama Murali
Anupama Murali
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Toc

Table of Contents (13) Chapters Close

Preface 1. Demystifying Software Architecture Patterns FREE CHAPTER 2. Client/Server Multi-Tier Architectural Patterns 3. Object-Oriented Software Engineering Patterns 4. Enterprise Integration Patterns 5. Domain-Driven Design (DDD) Principles and Patterns 6. Enterprise Architecture Platforms and Tools 7. Service-Oriented Architecture (SOA) 8. Event-Driven Architectural Patterns 9. Microservices Architecture Patterns 10. Patterns for Containerized and Reliable Applications 11. Software-Defined Clouds - the Architecture and Design Patterns 12. Big Data Architecture and Design Patterns

Event flow layers

The four logical layers present in the event flow are the following:

  • Event generators
  • Event channel
  • Event processing
  • Downstream event-driven activity

Event generators

The sources from where events are generated are called event generators. The source could be an application, service, business process, sensor, database, or even a human being. An event that is generated is evaluated for notability by an event filter, and if the evaluation is successful, leads to the generation of a notable event. Since there are diverse sources for the generation of events, not all generated events will be in a format that is suitable for processing. For such events, it is necessary to ensure that they are converted into...

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