jbpm4 contains many concrete examples since it is based on the pvm and the pvm testcases might as well. View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4237519#4237519 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4237519