Endpoint to serve a service description

service-description.java

        // Endpoint for the service description. 
        get(new Route("/describe/:serviceId") {
            @Override
            public Object handle(Request request, Response response) {
                String serviceId = request.params("serviceId");
                System.out.println("DESCRIBE endpoint - ServiceID: " + serviceId);
                JSONObject description = new JSONObject();

                // verify the serviceId
                if (serviceId.equals(Constants.invokeServiceId)){
                    description.put("title", Constants.invokeServiceTitle);
                } else if (serviceId.equals(Constants.deleteServiceId)) {
                    description.put("title", Constants.deleteServiceTitle);
                } else {
                    response.status(HTTP_NOT_FOUND);
                    return "HTTP 404 - Service not found";
                }
                description.put("confirmationRequired", Constants.requiresConfirmation);
                response.type("application/json");
                response.status(HTTP_OK);
                return description.toJSONString();
            }
        });