requestAttributes.kt

class LogRequestInterceptor : RequestInterceptor {
    override fun process(input: HandlerInput) {
        input.attributesManager.requestAttributes[SOME_REQUEST_ATTRIBUTE] = "someAttributeValue"
        println("Request: ${JacksonSerializer().serialize(input.request)}")
    }
}

class AnyIntentHandler : RequestHandler {

    override fun canHandle(input: HandlerInput) =
            input.matches(Predicates.intentName("AnyIntent"))

    override fun handle(input: HandlerInput): Optional<Response> {
        val someRequestAttribute = input.attributesManager.requestAttributes[SOME_REQUEST_ATTRIBUTE]
        return input.responseBuilder.withSpeech("¡Hola!").build()
    }
}