"david.lloyd(a)jboss.com" wrote : I guess the simplest way to solve the problem is to have bogus URL handlers defined on the boot classpath for all the URL schemes we want, and then once the container is booted far enough, it can install a URLStreamHandlerFactory that loads the "correct" handler factories from then on. This will work around the check that the URL constructor does. Behavior consistent across all JVM implementations? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4181100#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...