Añade etiqueta para poner no null una clase

package com.kjetland.jackson.jsonSchema.annotations;

import java.lang.annotation.Retention;

import java.lang.annotation.Target;

import static java.lang.annotation.ElementType.*;

import static java.lang.annotation.RetentionPolicy.RUNTIME;

@Target({ METHOD, FIELD, PARAMETER, TYPE })

@Retention(RUNTIME)

public @interface JsonSchemaNotNull {

}

              val objectBuilder: ObjectNode => Option[JsonObjectFormatVisitor] = {

                thisObjectNode: ObjectNode =>

                  //thisObjectNode.put("type", "object")

                  //thisObjectNode.put("additionalProperties", false)

                  // If class is annotated with JsonSchemaFormat, we should add it

                      setFormat(thisObjectNode, format)

                  }

                  if (ac.getAnnotation(classOf[JsonSchemaNotNull]) != null) {

                    thisObjectNode.put("type", "object")

                  } else {

                    setType(thisObjectNode, null, "object")

                  }

                  // If class is annotated with JsonSchemaDescription, we should add it

                  Option(ac.getAnnotations.get(classOf[JsonSchemaDescription])).map(_.value())

                    .orElse(Option(ac.getAnnotations.get(classOf[JsonPropertyDescription])).map(_.value))

                      if (propertyIsNotIgnored(prop)) {

                        setType(thisObjectNode, prop, "object");

                        l(s"JsonObjectFormatVisitor - ${propertyName}: ${propertyType}")

                        if (propertiesNode.get(propertyName) != null) {

                          if (!config.disableWarnings) {