Can you update the class in @Service annotation to IProcess.More specifically, kindly change @Service((IPreProcessor.class)) to@Service((IProcessor.class))

The odata connector isn't included in the client-sdk as it is tied up with Form Data Model and isn't meant to be used independently, hence you won't be able to invoke the api's in odata connector programatically.For your use case, have you looked at https://helpx.adobe.com/experience-manager/6-3/for...