Isn't it in org.jboss.deployers.structure.spi.DeploymentUnit.getClassLoader(); Or are you looking for something else? View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4246862#4246862 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4246862