JAX-WS Client JSP try { String name = request.getParameter("name"); if (name == null) { name = "Unknown"; } System.out.println(name); InitialContext ctx = new InitialContext(); Service service = (Service)ctx.lookup("java:comp/env/services/Greeter"); Greeter greeter = service.getPort(Greeter.class); out.println("WebService returned: " + greeter.greetMe(name)); } catch (Exception e) { e.printStackTrace(); IOException exception = new IOException("Error"); exception.initCause(e); throw exception; }