This tutorial is now outdated. Please check the most recent version of it here: How to debug Web Services
Sometimes it's useful for debugging features to inspect the SOAP messages which are returned by JBoss Web Service Stack. As a matter of fact when you issue a Web service request the kind of data you return is marshalled into XML using an XML marshaller.
All you have to do is adding this System Property to your Jboss EAP / WildFly servers and restart:
<system-properties> <property name="org.apache.cxf.logging.enabled" value="true"/> </system-properties>