private function isInheritanceSupported(ClassMetadataInfo $classMetadata) { if ($classMetadata->isInheritanceTypeSingleTable() && in_array($classMetadata->name, $classMetadata->discriminatorMap, true)) { return true; } return !($classMetadata->isInheritanceTypeSingleTable() || $classMetadata->isInheritanceTypeJoined()); }