Six Newly Introduced Features of Spring Boot 3.0
A Summary of changes introduced/updated in Spring Boot 3.0 that you should be aware of.
Spring Boot 3.0 was released on November 2022. Here is a consolidated list of changes introduced/updated to the framework.
1. Java 17 Baseline and Java 19 Support
To use Spring Boot 3, you need minimum JDK 17. It will not work with JDK 8 or 11. If you are using JDK lower than version 17, then you need to upgrade JDK first, and then upgrade/use Spring Boot 3. Spring Boot 3 is also tested with JDK 19, and it works with version 19.
2. Spring Framework 6 and Jakarta EE 9
Spring Boot 3 is based on Spring Framework 6.0 and Jakarta EE 9. A notable change while using the Spring Boot 3 is that you will need to use the jakarta.* packages instead of javax.* packages. Thus, if you are using Jakarta EE types like annotations, validations, or JPA in your application, you’ll need to change all of them to jakarta.* packages.
3. GraalVM Native Image Support
Native Image support is one of the key features introduced in the framework. As the name suggests, with native image feature, you can convert your application…
