Bundlor scans for the Servlet web.xml file located in the WEB-INF
directory. If it detects this file, it scans the file for a number of values that contain class names.
Using XPath syntax, the following is a list of values searched for type names
//context-param/param-values//filter/filter-classs//filter/init-param/param-values//listener/listener-classs//servlet/servlet-classs//servlet/init-param/param-values//error-page/exception-types//env-entry/env-entry-types//ejb-ref/homes//ejb-ref/remotes//ejb-local-ref/local-homes//ejb-local-ref/locals//service-ref/service-interfaces//resource-ref/res-types//resource-env-ref/resource-env-ref-types//message-destination-ref/message-destination-type