Whatever language is used, there is a choice of either positional or named arguments. Consistently using named arguments for a CLI to an API seems to be a good

Whatever language is used, there is a choice of either positional or named arguments. Consistently using named arguments for a CLI to an API seems to be a good idea. Nothing to do with whether the API is written in Java. All of the AWS CLI support input in JSON or YAML as well and will generate the skeleton of the call for you as well.