Spring Boot 2.6 Migration

[pway99]

Migration recipe for Spring-Boot-2.6

This task is to review and identify tasks required for migrating an app from Spring-Boot 2.5 to 2.6

• 2.6 Migration upgrade spring-boot and spring-framework dependencies #177
• Deprecations from 2.4 are removed ensure they are all accounted for in the 2.4 and 2.5 conversions
• PathPattern Based Path Matching Strategy for Spring MVC
• Actuator Env InfoContributor Disabled by Default
• Application Startup -> spring.boot.application.running renamed to spring.boot.application.ready
• 2.6 Migration - replace deprecated Resources with WebProperties #178
• Dependency Management Removals in Spring Boot 2.6 #179
• 2.6 Migration: Prometheus Version Property #184
• Embedded Mongo
• Oracle Database Driver Dependency Management
• Vault-related Flyay Properties Removed
• WebFlux Session Properties
• Elasticsearch Property Consolidation
• @Persistent no longer considered with Spring Data Couchbase #180
• Maven Build Info’s Default Time
• Records and @ConfigurationProperties
• Deferred OpenID Connect Discovery
• 2.6 Migration: Upgrade Spring Cloud release train from 2020.0.x to 2021.0.x (presently: 2021.0.1) as per release train spring boot compatibility #181
• Spring Data Elasticsearch has some breaking changes, especially around SearchHits with aggregations #182

[timtebeek]

Some further required changes:

• Upgrade Spring Cloud release train from 2020.0.x to 2021.0.x (presently: 2021.0.1) as per release train spring boot compatibility
• Spring Data Elasticsearch has some breaking changes, especially around SearchHits with aggregations

[pway99]

Thanks @timtebeek added these to the main list :)

[timtebeek]

Closing this issue as we've covered the well-trodden paths for folks already; anything left can be contributed separated as needed.