Spring Boot 3.5.9

Spring Boot 3.5.9 Upgrade

This release upgrades all Spring Boot projects from version 3.5.4 to 3.5.9.

Changes

• Updated spring-boot-starter-parent version in 56 pom.xml files
• Removed deprecated spring.datasource.initialization-mode property from 68 application.properties files

Breaking Changes

The spring.datasource.initialization-mode property was removed in Spring Boot 3.5. Database initialization will continue to work automatically based on detected platform.

Testing

• All 70 projects compiled successfully
• All 70 projects passed their unit tests
• Verified complete coverage of all projects

Compatibility

• Java 23
• H2 in-memory database for tests
• MySQL for production environments
• No code changes required

Related PR: #15

JUnit 5.12.2

JUnit 5.12.2 Upgrade

This release upgrades JUnit Jupiter from version 5.11.4 to 5.12.2 in all standalone JUnit projects.

Changes

• Updated junit-jupiter version in 13 standalone project pom.xml files
  • Sections 1.01 (JUnit Review Solutions): 10 projects
  • Section 1.12 (FizzBuzz TDD Solutions): 3 projects

Scope

• Included: Pure JUnit projects in sections 1.x only
• Excluded: All Spring Boot projects (sections 2.x, 3.x, 4.x) use managed dependencies

Testing

• All 14 JUnit standalone projects compiled successfully
• All JUnit standalone projects passed their unit tests
• Verified Spring Boot projects were not modified

Compatibility

• Java 23 compatibility maintained
• No code changes required for this patch version upgrade
• No breaking changes in JUnit 5.12.2

Related PR: #16

Source code for Spring Boot 3.4 version of the course

spring-boot-3.4

update for Spring Boot 3.4

spring-boot-2.x

Source code for Spring Boot 2.x version of the course