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UnsupportedMetadataException example

    private function validateObject(object $object, string $propertyPath, array $groups, int $traversalStrategy, ExecutionContextInterface $context): void
    {
        try {
            $classMetadata = $this->metadataFactory->getMetadataFor($object);

            if (!$classMetadata instanceof ClassMetadataInterface) {
                throw new UnsupportedMetadataException(sprintf('The metadata factory should return instances of "Symfony\Component\Validator\Mapping\ClassMetadataInterface", got: "%s".', get_debug_type($classMetadata)));
            }

            $this->validateClassNode(
                $object,
                $this->generateCacheKey($object),
                $classMetadata,
                $propertyPath,
                $groups,
                null,
                $traversalStrategy,
                $context
            );