public String requestHandlerUrl(AWRequestContext requestContext) {
   return StringUtil.strcat(
       adaptorPrefix(),
       application().name(),
       applicationNameSuffix(),
       applicationNumber(requestContext),
       AWConcreteApplication.DirectActionRequestHandlerKey,
       "/");
 }
 private String applicationNumber(AWRequestContext requestContext) {
   String applicationNumberComponent = "";
   if (requestContext != null) {
     String applicationNumber = requestContext.request().applicationNumber();
     if (applicationNumber != null) {
       applicationNumberComponent = StringUtil.strcat(applicationNumber, "/");
     }
   }
   return applicationNumberComponent;
 }