public ListRecommendationResourcesRequest withRegionCode(String regionCode) {
        setRegionCode(regionCode);
        return this;
    }
<p>
The AWS Region code of the resource
</p>

@param regionCode
       The AWS Region code of the resource
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-trustedadvisor/src/main/java/com/amazonaws/services/trustedadvisor/model/ListRecommendationResourcesRequest.java