@Override
    protected AWSAppConfigDataAsync build(AwsAsyncClientParams params) {
        return new AWSAppConfigDataAsyncClient(params);
    }
Construct an asynchronous implementation of AWSAppConfigDataAsync using the current builder configuration.

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