Creating New Modeled Web Services

There are three ways in which you can create a new modeled web service:

You can create a new web service that is not based on an existing Java class.
You can model a web service based on a Java class that is not modeled on the class diagram. The class must have at least one public method on which the web service will be based.
You can generate a web service from a modeled Java class. The class must have at least one public method on which the web service will be based.