Cake\ElasticSearch\Type::embedded PHP Method

    public function embedded()
    {
        return $this->embeds;
    }

 /**
  * Merges `$data` into `$document`.
  *
  * ### Options:
  *
  * * fieldList: A whitelist of fields to be assigned to the entity. If not present
  *   the accessible fields list in the entity will be used.
  *
  * @param \Cake\Datasource\EntityInterface $entity the entity that will get the
  * data merged in
  * @param array $data key value list of fields to be merged into the entity
  * @param array $options List of options.
  * @return \Cake\Datasource\EntityInterface
  */
 public function merge(EntityInterface $entity, array $data, array $options = [])
 {
     list($data, $options) = $this->_prepareDataAndOptions($data, $options);
     $errors = $this->_validate($data, $options, $entity->isNew());
     $entity->errors($errors);
     foreach (array_keys($errors) as $badKey) {
         unset($data[$badKey]);
     }
     foreach ($this->type->embedded() as $embed) {
         $property = $embed->property();
         if (in_array($embed->alias(), $options['associated']) && isset($data[$property])) {
             $data[$property] = $this->mergeNested($embed, $entity->{$property}, $data[$property]);
         }
     }
     if (!isset($options['fieldList'])) {
         $entity->set($data);
         return $entity;
     }
     foreach ((array) $options['fieldList'] as $field) {
         if (array_key_exists($field, $data)) {
             $entity->set($field, $data[$field]);
         }
     }
     return $entity;
 }