Programmatically via api, open a wsdl, generate test messages and fill in parameters, then execute

Using maven+java, what dependencies and classes do I need in order to programmatically perform the following

- open a wsdl or wadl

- generate sample messages for each method

- populate the request (fill in the blanks)

- send the request to the endpoint and capture the reply

I found these

https://stackoverflow.com/questions/16773173/how-to-create-a-soap-ui-project-and-run-requests-to-it-in-java

https://stackoverflow.com/questions/32764514/soap-ui-api-set-soap-message-part-value-via-java-code?noredirect=1&lq=1

however it is dated and the apis have appeared to have changed