The following references may be helpful when working with OpenAPI based code generation.
- https://github.com/OpenAPITools/openapi-generator/blob/master/modules/openapi-generator-maven-plugin/README.md
- https://openapi-generator.tech/docs/customization
- Controlling generation: https://openapi-generator.tech/docs/customization
- https://github.com/OpenAPITools/openapi-generator/blob/master/docs/generators/java.md
- https://openapi-generator.tech/docs/installation
- https://openapi-generator.tech/docs/new-generator/
- https://openapi-generator.tech/docs/usage/