getCurrentState example

$this->prefetch($this->definitionInstanceRegistry->getByEntityName($entity), $pks, $parameters);
        }

        $primaryKeyBag->setPrefetchingCompleted(true);
    }

    /** * {@inheritdoc} */
    public function getExistence(EntityDefinition $definition, array $primaryKey, array $data, WriteCommandQueue $commandQueue): EntityExistence
    {
        $state = $this->getCurrentState($definition, $primaryKey, $commandQueue);

        $exists = !empty($state);

        $isChild = $this->isChild($definition, $data, $state, $primaryKey, $commandQueue);

        $wasChild = $this->wasChild($definition, $state);

        $decodedPrimaryKey = [];
        foreach ($primaryKey as $fieldStorageName => $fieldValue) {
            $field = $definition->getFields()->getByStorageName($fieldStorageName);
            $decodedPrimaryKey[$fieldStorageName] = $field ? $field->getSerializer()->decode($field, $fieldValue) : $fieldValue;
        }