@Override
    public java.util.concurrent.Future<CreateSessionResult> createSessionAsync(CreateSessionRequest request) {

        return createSessionAsync(request, null);
    }
Abstract implementation of {@code AmazonConnectWisdomAsync}. Convenient method forms pass through to the
corresponding overload that takes a request object and an {@code AsyncHandler}, which throws an
{@code UnsupportedOperationException}.
aws-java-sdk-connectwisdom/src/main/java/com/amazonaws/services/connectwisdom/AbstractAmazonConnectWisdomAsync.java