* remove jdk8 support from spring generators
* update tests, remove commented code in AbstractJavaCodegen
* add back implementation
* add back import
* generate code for non reactive
* Content mediatype is hardcoded in api.mustache #11511
* Generate Samples
* OAS3 incorrect data type when providing a default value #11367
* Generate Samples
* Fix JsonTypeName annotation handling in Java and JavaSpring
* Generate Samples
* getIsClassnameSanitized: use null safe equals
* Implement DocumentationProviderFeatures and integrate it in AbstractJavaCodegen
* Integrate DocumentationProviderFeatures in SpringCodegen
* Run new test config spring-boot-springdoc
* Do not use Locale.ROOT
* Do not use Locale.ROOT, use NONE instead of empty list
* Revert "Do not use Locale.ROOT"
This reverts commit a0d6aac92bea2370b4f164d18ada3fd9097f3a30.
* Do not use forbidden APIs
* Fix spring maven plugin example
* Introduce DocumentationProviderFeaturesTest.java
* replace AUTO with preferredAnnotationLibrary
* remove sout.println from Test
* Apply code style.
* Update spring sample configuration to use the new property
* Update samples after merge
* fix atBean import
* Generate all samples
* Add ParameterObject to test
* Allow Subclasses to opt out
* Use OpenAPI 2 (fka Swagger RESTful API Documentation Specification) instead of just "Swagger"
* export generator docs
* Fix typo
* Fix typo - update docs.
