Enhancement/product processor

| Q                    | A
| ------------------- | ---
| Bug fix?            |  N
| New feature?        | N
| BC breaks?          | N
| Tests pass?         | Y
| Scenarios pass?     | ?
| Checkstyle issues?  | N
| Changelog updated?  | N
| Fixed tickets       | N
| Doc PR              | N
@BitOne @nidup Can we accept mix of validation in yml and annotations?