Spring Initializr 0.20 Release Notes

Upgrading from Initializr 0.13

Initializr 0.20 uses Spring Boot 3, and therefore requires Java 17.

New and Noteworthy

Improved Code Generation Support

Code generation has been improved in the following areas:

• Method bodies can now define arbitrary statements using CodeBlock.

• Annotations support has been greatly improved, with namely support of nested annotations.

Gradle Build

Arbitrary code snippets can be added to a Gradle build.

Maven Build

Add support of Maven extensions.

Support for Gradle 8

Support for Gradle 8 is available.

Dependency Upgrades

Spring Initializr 0.20 moves to Spring Boot 3.1.

Numerous third-party dependencies have also been updated, some of the more noteworthy of which are the following:

• Gradle 7.6.2

• Maven 3.9.3

Deprecations in Spring Initializr 0.20

• Support for Gradle 6.

• [Java|Kotlin|Groovy] expressions are deprecated in favor of CodeBlock.

• A number of methods on Annotation have been deprecated in favor of the container and Annotation#of.

• A Parameter should be created using the builder and its public constructor is now deprecated.