Reactive programming with Spring boot 2

Transcript

1. 1.

   AN INTRODUCTION TO SPRING BOOT 2.0

2. 2.

   WHAT IS SPRING BOOT? - Framework to build production-ready applications

   - Based on Spring framework - Version 2.0 released this month
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   None
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   WHAT IS NEW IN 2.0? - Spring 5 - Project

   Reactor - Java 9 support - Kotlin integration - ...
5. 5.

   REACTIVE STREAMS

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   - Non-blocking - Data streams - Back pressure - Asynchronous

   REACTIVE STREAMS
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   KEY COMPONENTS Publisher<T> Mono<T> Flux<T> Operators Subscriber

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   KEY COMPONENTS

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   SPRING MVC

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    WEBFLUX

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    ROUTER FUNCTION

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    TRADITIONAL REPOSITORY

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    REACTIVE REPOSITORY

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    WEBCLIENT

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    LIVE CODING TIME

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    WHY ADAPT? - When writing new projects - When moving

    to Java 9 - When you want to use Spring 5 - When you want to use Kotlin
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    WHY REACTIVE? - When real time or event-driven communication is

    important - When processing large, or infinite amounts of data - When you expect that there will be a large amount of traffic
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    WHY NOT REACTIVE? - When expected to make blocking calls

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    ANY QUESTIONS?* * Make sure to ask them in a

    reactive way. Don’t block your brains when you’re waiting for an answer.
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    RESOURCES - Shameless self-promotion: https://g00glen00b.be/getting-started-spring-boot-2/ - More shameless self-promotion: https://blog.optis.be/spring-devoxx-7c0fa8a9dc9f

    - Building a reactive RESTful service: https://spring.io/guides/gs/reactive-rest-service/ - Live demo code: https://github.com/optis/spring-boot-2-webflux
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    THE END