kmandalas/spring-hazelcast-competing-consumers

A competing consumers demo with Spring Boot and Hazelcast

Competing Consumers pattern with Spring Boot and Hazelcast

Codebase for the article post Competing Consumers with Spring Boot and Hazelcast

Tech-stack

• Spring Boot version: 3.1.1-SNAPSHOT
• Hazelcast version: 5.2.1
• Java version: 20 (needs --enable-preview for Virtual Threads)
• Build tool: Maven
• Docker Compose

References

• https://www.enterpriseintegrationpatterns.com/patterns/messaging/CompetingConsumers.html
• https://learn.microsoft.com/en-us/azure/architecture/patterns/competing-consumers
• https://docs.hazelcast.com/hazelcast/5.3/data-structures/queue
• https://docs.hazelcast.com/management-center/5.3/getting-started/get-started
• https://codecentric.github.io/chaos-monkey-spring-boot/latest/
• https://github.com/spring-projects/spring-boot/wiki/Spring-Boot-3.1.0-RC1-Release-Notes#docker-compose
• https://openjdk.org/jeps/444
• https://blog.rockthejvm.com/ultimate-guide-to-java-virtual-threads/