Gartner Research

Applying Event-Driven Architecture to Modern Application Delivery Use Cases

Published: 13 May 2019

ID: G00377490

Analyst(s): Gary Olliffe


Demand for agile reactive applications is driving adoption of event-driven architecture, but this adds complexity to system design and delivery. Application technical professionals architecting microservices, integration, APIs and analytics must understand EDA and focus its use to optimize agility.

Table Of Contents


  • The Advantages of Event-Driven Architecture
  • Understanding Communications in Event-Driven Architecture
  • Event Brokering Combines Multiple Communications Patterns
  • Combining EDA and Service Orientation
  • Defining Event-Driven Interfaces
  • Handling Errors and Exceptions in EDA
    • Producer Errors and Exceptions
    • Broker Errors and Exceptions
    • Consumer Errors and Exceptions
  • Event Broker Middleware for Event-Driven Solutions
    • Related Tools and Technologies
  • Four Application Architecture Use Cases
    • Use Case No. 1: Microservices Architecture
    • Use Case No. 2: Reactive Real-Time Enterprise Application and Data Integration
    • Use Case No. 3: Event-Driven APIs
    • Use Case No. 4: Streaming Architectures
    • Other Related Use Cases
  • Strengths
  • Weaknesses


The Details

  • EDA and Application Architectures for Digital Business
    • Why Digital Business Demands EDA

Gartner Recommended Reading

©2021 Gartner, Inc. and/or its affiliates. All rights reserved. Gartner is a registered trademark of Gartner, Inc. and its affiliates. This publication may not be reproduced or distributed in any form without Gartner’s prior written permission. It consists of the opinions of Gartner’s research organization, which should not be construed as statements of fact. While the information contained in this publication has been obtained from sources believed to be reliable, Gartner disclaims all warranties as to the accuracy, completeness or adequacy of such information. Although Gartner research may address legal and financial issues, Gartner does not provide legal or investment advice and its research should not be construed or used as such. Your access and use of this publication are governed by Gartner’s Usage Policy. Gartner prides itself on its reputation for independence and objectivity. Its research is produced independently by its research organization without input or influence from any third party. For further information, see Guiding Principles on Independence and Objectivity.

Already have a Gartner Account?

Become a client

Learn how to access this content as a Gartner client.