This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
In order just to generate Java code from a WSDL, only the WSDL and the WSDL2Java utility program is needed.
If you want to deploy your web service using Axis2, then a servlet container, like Tomcat, should be enough (apart from Axi2 of course).