@Override
    protected AmazonNeptune build(AwsSyncClientParams params) {
        return new AmazonNeptuneClient(params);
    }
Construct a synchronous implementation of AmazonNeptune using the current builder configuration.

@param params
       Current builder configuration represented as a parameter object.
@return Fully configured implementation of AmazonNeptune.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/AmazonNeptuneClientBuilder.java