@Override
 public Object resolve(RoutingContext context, RequestBody annotation, Class<?> resultClass) {
   String body = context.getBodyAsString();
   if (resultClass.equals(String.class)) {
     return body;
   }
   String contentType = ContentTypeProcessor.getContentType(context);
   if (contentType == null) {
     log.error("No suitable Content-Type found, request body can't be read");
     return null;
   }
   if (contentType.equals("application/json") && resultClass.equals(JsonObject.class)) {
     return new JsonObject(body);
   }
   PayloadMarshaller marshaller = marshallers.get(contentType);
   if (marshaller == null) {
     log.error(
         "No marshaller found for Content-Type : " + contentType + ", request body can't be read");
     return null;
   }
   try {
     return marshaller.unmarshallPayload(body, resultClass);
   } catch (MarshallingException me) {
     context.fail(me);
     return null;
   }
 }
 private void addOne(RoutingContext routingContext) {
   FactorizationTask task =
       Json.decodeValue(routingContext.getBodyAsString(), FactorizationTask.class);
   task = service.create(task.getNumber());
   routingContext
       .response()
       .setStatusCode(201)
       .putHeader("content-type", "application/json; charset=utf-8")
       .end(Json.encodePrettily(task));
 }
 private void postRoutine(RoutingContext routingContext) {
   String body = routingContext.getBodyAsString();
   String res;
   try (JShellEvaluator evaluator = new JShellEvaluator()) {
     res = evaluator.evalSnippets(JShellParser.parseToSnippets(body));
   } catch (IOException e) {
     res = "Unable to evaluation the code";
   }
   routingContext.response().setChunked(true).putHeader("content-type", "text/html").write(res);
   routingContext.response().end();
 }
  public void PostChoir(RoutingContext rc) {
    Choir choir = TestUtility.toChoirFromJson(rc.getBodyAsString());

    rc.response().end(choir.toJson(false));
  }