For example:

    contextHandler.setContextPath(path)
    contextHandler.addServlet(holder, "/")
    createStaticHandler("org/apache/spark/ui", "/static") 
url http://host:port/static/spark-logo-77x50px-hd.png => 
resource path org/apache/spark/ui/spark-logo-77x50px-hd.png

log 


	14/03/19 13:35:26 DEBUG Server: REQUEST /static/spark-logo-77x50px-hd.png on HttpChannelOverHttp@5fbefaf1{r=3,a=DISPATCHED,uri=/static/spark-logo-77x50px-hd.png}
	14/03/19 13:35:26 DEBUG ContextHandler: scope null||/static/spark-logo-77x50px-hd.png @ o.e.j.s.ServletContextHandler@7df5ddbe{/metrics/master/json,null,AVAILABLE}
	14/03/19 13:35:26 DEBUG ContextHandler: scope null||/static/spark-logo-77x50px-hd.png @ o.e.j.s.ServletContextHandler@68ca224f{/metrics/applications/json,null,AVAILABLE}
	14/03/19 13:35:26 DEBUG ContextHandler: scope null||/static/spark-logo-77x50px-hd.png @ o.e.j.s.ServletContextHandler@140dcb1a{/static,null,AVAILABLE}
	14/03/19 13:35:26 DEBUG ContextHandler: context=/static||/spark-logo-77x50px-hd.png @ o.e.j.s.ServletContextHandler@140dcb1a{/static,null,AVAILABLE}
	14/03/19 13:35:26 DEBUG ServletHandler: servlet /static|/spark-logo-77x50px-hd.png|null -> org.eclipse.jetty.servlet.DefaultServlet-cad7e2b@83497fc5==org.eclipse.jetty.servlet.DefaultServlet,-1,true