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

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