JobSchedulerRestClient.executeRestServiceCommand should accept a string for url

Current Situation

The class JobSchedulerRestClient implements the methods

executeRestServiceCommand (String command, String url)
executeRestServiceCommand (String command,java.net.URL url)
executeRestServiceCommand (String command,java.net.URL url, String body)

but not

executeRestServiceCommand (String command,String url, String body)

Desired Behavior

The class JobSchedulerRestClient should implement the method

executeRestServiceCommand (String command,String url, String body)