try {
setEventualPathVarMap(webRestRef,rc);
Object result = methodInvoker.invokeWebRest(webRestRef, rc);
rc.setResult(result);
String contentType = rc.getRestContentType();
WebSerializerRef ref = serializerRegistry.getWebSerializerRef(contentType);
methodInvoker.invokeWebSerializer(ref, rc);
// jsonRenderer.render(result, rc.getWriter());
} catch (Throwable t) {
throw Throwables.propagate(t);
}