Spring Boot & Kotlin – Crash Course For Java Devs

Let’s write a Spring Boot application in Kotlin. We’ll start from scratch with an empty skeleton project and then go about building a tiny CRUD REST service. Along the way we’ll cover all important Kotlin language basics & concepts, as well as more advanced topics like, for example, Kotlin & JPA support.

► Timestamps

00:00 Intro
00:22 Spring Initializr
03:44 Gradle & Kotlin
05:13 Project Structure
05:47 Main Class & Basic Kotlin Concepts
09:45 Data Classes
10:46 Var & Val
10:59 Null Safety
11:29 Default Parameter Values
12:47 Extension Functions
14:47 RestControllers
16:38 Named Parameters
17:26 Method Return Syntax
19:19 CRUD
20:18 Ternary Operator
21:43 More Kotlin Concepts (== vs equals, iterators etc)
25:26 JPA
31:37 Further Reading

► Timestamps

Kotlin Records vs Java Records : https://stackoverflow.com/a/66807237
Spring Boot Tutorial – Crash Course : https://youtu.be/QuvS_VLbGko?feature=shared
Gradle – Crash Course : https://youtu.be/gKPMKRnnbXU?feature=shared
Advanced Kotlin Techniques for Spring Developers – https://www.youtube.com/watch?v=lTPo1R0LznY

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