The skeleton implementation bean generated by the web service wizard AddressBookPortImpl.java does not contain any business logic. It does contain the annotation @javax.jws.WebService which tells the runtime that it is a JAX-WS web service.
In order to make the address book web service function as expected, you need to add code to this bean. It should be opened in an editor automatically after generating the web service, but if not it can be found in: jwsAddressBook/Java Resources/src/com.addressbook.
Now you are ready to begin Lesson 3: Creating the web service client.