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Edit File: ClassMetadataFactory.php

<?php
declare (strict_types=1);
namespace MailPoetVendor\Doctrine\ORM\Mapping;
if (!defined('ABSPATH')) exit;
use MailPoetVendor\Doctrine\Common\EventManager;
use MailPoetVendor\Doctrine\DBAL\Platforms;
use MailPoetVendor\Doctrine\DBAL\Platforms\AbstractPlatform;
use MailPoetVendor\Doctrine\DBAL\Platforms\MySQLPlatform;
use MailPoetVendor\Doctrine\DBAL\Platforms\SqlitePlatform;
use MailPoetVendor\Doctrine\DBAL\Platforms\SQLServerPlatform;
use MailPoetVendor\Doctrine\Deprecations\Deprecation;
use MailPoetVendor\Doctrine\ORM\EntityManagerInterface;
use MailPoetVendor\Doctrine\ORM\Event\LoadClassMetadataEventArgs;
use MailPoetVendor\Doctrine\ORM\Event\OnClassMetadataNotFoundEventArgs;
use MailPoetVendor\Doctrine\ORM\Events;
use MailPoetVendor\Doctrine\ORM\Exception\ORMException;
use MailPoetVendor\Doctrine\ORM\Id\AssignedGenerator;
use MailPoetVendor\Doctrine\ORM\Id\BigIntegerIdentityGenerator;
use MailPoetVendor\Doctrine\ORM\Id\IdentityGenerator;
use MailPoetVendor\Doctrine\ORM\Id\SequenceGenerator;
use MailPoetVendor\Doctrine\ORM\Id\UuidGenerator;
use MailPoetVendor\Doctrine\ORM\Mapping\Exception\CannotGenerateIds;
use MailPoetVendor\Doctrine\ORM\Mapping\Exception\InvalidCustomGenerator;
use MailPoetVendor\Doctrine\ORM\Mapping\Exception\UnknownGeneratorType;
use MailPoetVendor\Doctrine\ORM\Proxy\DefaultProxyClassNameResolver;
use MailPoetVendor\Doctrine\Persistence\Mapping\AbstractClassMetadataFactory;
use MailPoetVendor\Doctrine\Persistence\Mapping\ClassMetadata as ClassMetadataInterface;
use MailPoetVendor\Doctrine\Persistence\Mapping\Driver\MappingDriver;
use MailPoetVendor\Doctrine\Persistence\Mapping\ReflectionService;
use ReflectionClass;
use ReflectionException;
use function assert;
use function class_exists;
use function count;
use function end;
use function explode;
use function get_class;
use function in_array;
use function is_a;
use function is_subclass_of;
use function str_contains;
use function strlen;
use function strtolower;
use function substr;
class ClassMetadataFactory extends AbstractClassMetadataFactory
{
 private $em;
 private $targetPlatform;
 private $driver;
 private $evm;
 private $embeddablesActiveNesting = [];
 private const NON_IDENTITY_DEFAULT_STRATEGY = ['MailPoetVendor\\Doctrine\\DBAL\\Platforms\\PostgreSqlPlatform' => ClassMetadata::GENERATOR_TYPE_SEQUENCE, Platforms\OraclePlatform::class => ClassMetadata::GENERATOR_TYPE_SEQUENCE, Platforms\PostgreSQLPlatform::class => ClassMetadata::GENERATOR_TYPE_SEQUENCE];
 public function setEntityManager(EntityManagerInterface $em)
 {
 parent::setProxyClassNameResolver(new DefaultProxyClassNameResolver());
 $this->em = $em;
 }
 protected function initialize()
 {
 $this->driver = $this->em->getConfiguration()->getMetadataDriverImpl();
 $this->evm = $this->em->getEventManager();
 $this->initialized = \true;
 }
 protected function onNotFoundMetadata($className)
 {
 if (!$this->evm->hasListeners(Events::onClassMetadataNotFound)) {
 return null;
 }
 $eventArgs = new OnClassMetadataNotFoundEventArgs($className, $this->em);
 $this->evm->dispatchEvent(Events::onClassMetadataNotFound, $eventArgs);
 $classMetadata = $eventArgs->getFoundMetadata();
 assert($classMetadata instanceof ClassMetadata || $classMetadata === null);
 return $classMetadata;
 }
 protected function doLoadMetadata($class, $parent, $rootEntityFound, array $nonSuperclassParents)
 {
 if ($parent) {
 $class->setInheritanceType($parent->inheritanceType);
 $class->setDiscriminatorColumn($parent->discriminatorColumn);
 $class->setIdGeneratorType($parent->generatorType);
 $this->addInheritedFields($class, $parent);
 $this->addInheritedRelations($class, $parent);
 $this->addInheritedEmbeddedClasses($class, $parent);
 $class->setIdentifier($parent->identifier);
 $class->setVersioned($parent->isVersioned);
 $class->setVersionField($parent->versionField);
 $class->setDiscriminatorMap($parent->discriminatorMap);
 $class->addSubClasses($parent->subClasses);
 $class->setLifecycleCallbacks($parent->lifecycleCallbacks);
 $class->setChangeTrackingPolicy($parent->changeTrackingPolicy);
 if (!empty($parent->customGeneratorDefinition)) {
 $class->setCustomGeneratorDefinition($parent->customGeneratorDefinition);
 }
 if ($parent->isMappedSuperclass) {
 $class->setCustomRepositoryClass($parent->customRepositoryClassName);
 }
 }
 // Invoke driver
 try {
 $this->driver->loadMetadataForClass($class->getName(), $class);
 } catch (ReflectionException $e) {
 throw MappingException::reflectionFailure($class->getName(), $e);
 }
 // If this class has a parent the id generator strategy is inherited.
 // However this is only true if the hierarchy of parents contains the root entity,
 // if it consists of mapped superclasses these don't necessarily include the id field.
 if ($parent && $rootEntityFound) {
 $this->inheritIdGeneratorMapping($class, $parent);
 } else {
 $this->completeIdGeneratorMapping($class);
 }
 if (!$class->isMappedSuperclass) {
 if ($rootEntityFound && $class->isInheritanceTypeNone()) {
 Deprecation::trigger('doctrine/orm', 'https://github.com/doctrine/orm/pull/10431', "Entity class '%s' is a subclass of the root entity class '%s', but no inheritance mapping type was declared. This is a misconfiguration and will be an error in Doctrine ORM 3.0.", $class->name, end($nonSuperclassParents));
 }
 foreach ($class->embeddedClasses as $property => $embeddableClass) {
 if (isset($embeddableClass['inherited'])) {
 continue;
 }
 if (isset($this->embeddablesActiveNesting[$embeddableClass['class']])) {
 throw MappingException::infiniteEmbeddableNesting($class->name, $property);
 }
 $this->embeddablesActiveNesting[$class->name] = \true;
 $embeddableMetadata = $this->getMetadataFor($embeddableClass['class']);
 if ($embeddableMetadata->isEmbeddedClass) {
 $this->addNestedEmbeddedClasses($embeddableMetadata, $class, $property);
 }
 $identifier = $embeddableMetadata->getIdentifier();
 if (!empty($identifier)) {
 $this->inheritIdGeneratorMapping($class, $embeddableMetadata);
 }
 $class->inlineEmbeddable($property, $embeddableMetadata);
 unset($this->embeddablesActiveNesting[$class->name]);
 }
 }
 if ($parent) {
 if ($parent->isInheritanceTypeSingleTable()) {
 $class->setPrimaryTable($parent->table);
 }
 $this->addInheritedIndexes($class, $parent);
 if ($parent->cache) {
 $class->cache = $parent->cache;
 }
 if ($parent->containsForeignIdentifier) {
 $class->containsForeignIdentifier = \true;
 }
 if ($parent->containsEnumIdentifier) {
 $class->containsEnumIdentifier = \true;
 }
 if (!empty($parent->namedQueries)) {
 $this->addInheritedNamedQueries($class, $parent);
 }
 if (!empty($parent->namedNativeQueries)) {
 $this->addInheritedNamedNativeQueries($class, $parent);
 }
 if (!empty($parent->sqlResultSetMappings)) {
 $this->addInheritedSqlResultSetMappings($class, $parent);
 }
 if (!empty($parent->entityListeners) && empty($class->entityListeners)) {
 $class->entityListeners = $parent->entityListeners;
 }
 }
 $class->setParentClasses($nonSuperclassParents);
 if ($class->isRootEntity() && !$class->isInheritanceTypeNone() && !$class->discriminatorMap) {
 $this->addDefaultDiscriminatorMap($class);
 }
 // During the following event, there may also be updates to the discriminator map as per GH-1257/GH-8402.
 // So, we must not discover the missing subclasses before that.
 if ($this->evm->hasListeners(Events::loadClassMetadata)) {
 $eventArgs = new LoadClassMetadataEventArgs($class, $this->em);
 $this->evm->dispatchEvent(Events::loadClassMetadata, $eventArgs);
 }
 $this->findAbstractEntityClassesNotListedInDiscriminatorMap($class);
 if ($class->changeTrackingPolicy === ClassMetadata::CHANGETRACKING_NOTIFY) {
 Deprecation::trigger('doctrine/orm', 'https://github.com/doctrine/orm/issues/8383', 'NOTIFY Change Tracking policy used in "%s" is deprecated, use deferred explicit instead.', $class->name);
 }
 $this->validateRuntimeMetadata($class, $parent);
 }
 protected function validateRuntimeMetadata($class, $parent)
 {
 if (!$class->reflClass) {
 // only validate if there is a reflection class instance
 return;
 }
 $class->validateIdentifier();
 $class->validateAssociations();
 $class->validateLifecycleCallbacks($this->getReflectionService());
 // verify inheritance
 if (!$class->isMappedSuperclass && !$class->isInheritanceTypeNone()) {
 if (!$parent) {
 if (count($class->discriminatorMap) === 0) {
 throw MappingException::missingDiscriminatorMap($class->name);
 }
 if (!$class->discriminatorColumn) {
 throw MappingException::missingDiscriminatorColumn($class->name);
 }
 foreach ($class->subClasses as $subClass) {
 if ((new ReflectionClass($subClass))->name !== $subClass) {
 throw MappingException::invalidClassInDiscriminatorMap($subClass, $class->name);
 }
 }
 } else {
 assert($parent instanceof ClassMetadataInfo);
 // https://github.com/doctrine/orm/issues/8746
 if (!$class->reflClass->isAbstract() && !in_array($class->name, $class->discriminatorMap, \true)) {
 throw MappingException::mappedClassNotPartOfDiscriminatorMap($class->name, $class->rootEntityName);
 }
 }
 } elseif ($class->isMappedSuperclass && $class->name === $class->rootEntityName && (count($class->discriminatorMap) || $class->discriminatorColumn)) {
 // second condition is necessary for mapped superclasses in the middle of an inheritance hierarchy
 throw MappingException::noInheritanceOnMappedSuperClass($class->name);
 }
 }
 protected function newClassMetadataInstance($className)
 {
 return new ClassMetadata($className, $this->em->getConfiguration()->getNamingStrategy(), $this->em->getConfiguration()->getTypedFieldMapper());
 }
 private function addDefaultDiscriminatorMap(ClassMetadata $class) : void
 {
 $allClasses = $this->driver->getAllClassNames();
 $fqcn = $class->getName();
 $map = [$this->getShortName($class->name) => $fqcn];
 $duplicates = [];
 foreach ($allClasses as $subClassCandidate) {
 if (is_subclass_of($subClassCandidate, $fqcn)) {
 $shortName = $this->getShortName($subClassCandidate);
 if (isset($map[$shortName])) {
 $duplicates[] = $shortName;
 }
 $map[$shortName] = $subClassCandidate;
 }
 }
 if ($duplicates) {
 throw MappingException::duplicateDiscriminatorEntry($class->name, $duplicates, $map);
 }
 $class->setDiscriminatorMap($map);
 }
 private function findAbstractEntityClassesNotListedInDiscriminatorMap(ClassMetadata $rootEntityClass) : void
 {
 // Only root classes in inheritance hierarchies need contain a discriminator map,
 // so skip for other classes.
 if (!$rootEntityClass->isRootEntity() || $rootEntityClass->isInheritanceTypeNone()) {
 return;
 }
 $processedClasses = [$rootEntityClass->name => \true];
 foreach ($rootEntityClass->subClasses as $knownSubClass) {
 $processedClasses[$knownSubClass] = \true;
 }
 foreach ($rootEntityClass->discriminatorMap as $declaredClassName) {
 // This fetches non-transient parent classes only
 $parentClasses = $this->getParentClasses($declaredClassName);
 foreach ($parentClasses as $parentClass) {
 if (isset($processedClasses[$parentClass])) {
 continue;
 }
 $processedClasses[$parentClass] = \true;
 // All non-abstract entity classes must be listed in the discriminator map, and
 // this will be validated/enforced at runtime (possibly at a later time, when the
 // subclass is loaded, but anyways). Also, subclasses is about entity classes only.
 // That means we can ignore non-abstract classes here. The (expensive) driver
 // check for mapped superclasses need only be run for abstract candidate classes.
 if (!(new ReflectionClass($parentClass))->isAbstract() || $this->peekIfIsMappedSuperclass($parentClass)) {
 continue;
 }
 // We have found a non-transient, non-mapped-superclass = an entity class (possibly abstract, but that does not matter)
 $rootEntityClass->addSubClass($parentClass);
 }
 }
 }
 private function peekIfIsMappedSuperclass(string $className) : bool
 {
 $reflService = $this->getReflectionService();
 $class = $this->newClassMetadataInstance($className);
 $this->initializeReflection($class, $reflService);
 $this->driver->loadMetadataForClass($className, $class);
 return $class->isMappedSuperclass;
 }
 private function getShortName(string $className) : string
 {
 if (!str_contains($className, '\\')) {
 return strtolower($className);
 }
 $parts = explode('\\', $className);
 return strtolower(end($parts));
 }
 private function addMappingInheritanceInformation(array &$mapping, ClassMetadata $parentClass) : void
 {
 if (!isset($mapping['inherited']) && !$parentClass->isMappedSuperclass) {
 $mapping['inherited'] = $parentClass->name;
 }
 if (!isset($mapping['declared'])) {
 $mapping['declared'] = $parentClass->name;
 }
 }
 private function addInheritedFields(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->fieldMappings as $mapping) {
 $this->addMappingInheritanceInformation($mapping, $parentClass);
 $subClass->addInheritedFieldMapping($mapping);
 }
 foreach ($parentClass->reflFields as $name => $field) {
 $subClass->reflFields[$name] = $field;
 }
 }
 private function addInheritedRelations(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->associationMappings as $field => $mapping) {
 $this->addMappingInheritanceInformation($mapping, $parentClass);
 // When the class inheriting the relation ($subClass) is the first entity class since the
 // relation has been defined in a mapped superclass (or in a chain
 // of mapped superclasses) above, then declare this current entity class as the source of
 // the relationship.
 // According to the definitions given in https://github.com/doctrine/orm/pull/10396/,
 // this is the case <=> ! isset($mapping['inherited']).
 if (!isset($mapping['inherited'])) {
 $mapping['sourceEntity'] = $subClass->name;
 }
 $subClass->addInheritedAssociationMapping($mapping);
 }
 }
 private function addInheritedEmbeddedClasses(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->embeddedClasses as $field => $embeddedClass) {
 $this->addMappingInheritanceInformation($embeddedClass, $parentClass);
 $subClass->embeddedClasses[$field] = $embeddedClass;
 }
 }
 private function addNestedEmbeddedClasses(ClassMetadata $subClass, ClassMetadata $parentClass, string $prefix) : void
 {
 foreach ($subClass->embeddedClasses as $property => $embeddableClass) {
 if (isset($embeddableClass['inherited'])) {
 continue;
 }
 $embeddableMetadata = $this->getMetadataFor($embeddableClass['class']);
 $parentClass->mapEmbedded(['fieldName' => $prefix . '.' . $property, 'class' => $embeddableMetadata->name, 'columnPrefix' => $embeddableClass['columnPrefix'], 'declaredField' => $embeddableClass['declaredField'] ? $prefix . '.' . $embeddableClass['declaredField'] : $prefix, 'originalField' => $embeddableClass['originalField'] ?: $property]);
 }
 }
 private function addInheritedIndexes(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 if (!$parentClass->isMappedSuperclass) {
 return;
 }
 foreach (['uniqueConstraints', 'indexes'] as $indexType) {
 if (isset($parentClass->table[$indexType])) {
 foreach ($parentClass->table[$indexType] as $indexName => $index) {
 if (isset($subClass->table[$indexType][$indexName])) {
 continue;
 // Let the inheriting table override indices
 }
 $subClass->table[$indexType][$indexName] = $index;
 }
 }
 }
 }
 private function addInheritedNamedQueries(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->namedQueries as $name => $query) {
 if (!isset($subClass->namedQueries[$name])) {
 // @phpstan-ignore method.deprecated
 $subClass->addNamedQuery(['name' => $query['name'], 'query' => $query['query']]);
 }
 }
 }
 private function addInheritedNamedNativeQueries(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->namedNativeQueries as $name => $query) {
 if (!isset($subClass->namedNativeQueries[$name])) {
 // @phpstan-ignore method.deprecated
 $subClass->addNamedNativeQuery(['name' => $query['name'], 'query' => $query['query'], 'isSelfClass' => $query['isSelfClass'], 'resultSetMapping' => $query['resultSetMapping'], 'resultClass' => $query['isSelfClass'] ? $subClass->name : $query['resultClass']]);
 }
 }
 }
 private function addInheritedSqlResultSetMappings(ClassMetadata $subClass, ClassMetadata $parentClass) : void
 {
 foreach ($parentClass->sqlResultSetMappings as $name => $mapping) {
 if (!isset($subClass->sqlResultSetMappings[$name])) {
 $entities = [];
 foreach ($mapping['entities'] as $entity) {
 $entities[] = ['fields' => $entity['fields'], 'isSelfClass' => $entity['isSelfClass'], 'discriminatorColumn' => $entity['discriminatorColumn'], 'entityClass' => $entity['isSelfClass'] ? $subClass->name : $entity['entityClass']];
 }
 $subClass->addSqlResultSetMapping(['name' => $mapping['name'], 'columns' => $mapping['columns'], 'entities' => $entities]);
 }
 }
 }
 private function completeIdGeneratorMapping(ClassMetadataInfo $class) : void
 {
 $idGenType = $class->generatorType;
 if ($idGenType === ClassMetadata::GENERATOR_TYPE_AUTO) {
 $class->setIdGeneratorType($this->determineIdGeneratorStrategy($this->getTargetPlatform()));
 }
 // Create & assign an appropriate ID generator instance
 switch ($class->generatorType) {
 case ClassMetadata::GENERATOR_TYPE_IDENTITY:
 $sequenceName = null;
 $fieldName = $class->identifier ? $class->getSingleIdentifierFieldName() : null;
 $platform = $this->getTargetPlatform();
 // Platforms that do not have native IDENTITY support need a sequence to emulate this behaviour.
 // @phpstan-ignore method.deprecated
 if (!$platform instanceof MySQLPlatform && !$platform instanceof SqlitePlatform && !$platform instanceof SQLServerPlatform && $platform->usesSequenceEmulatedIdentityColumns()) {
 Deprecation::trigger('doctrine/orm', 'https://github.com/doctrine/orm/issues/8850', <<<'DEPRECATION'
Context: Loading metadata for class %s
Problem: Using identity columns emulated with a sequence is deprecated and will not be possible in Doctrine ORM 3.0.
Solution: Use the SEQUENCE generator strategy instead.
DEPRECATION
, $class->name, get_class($this->getTargetPlatform()));
 $columnName = $class->getSingleIdentifierColumnName();
 $quoted = isset($class->fieldMappings[$fieldName]['quoted']) || isset($class->table['quoted']);
 $sequencePrefix = $class->getSequencePrefix($this->getTargetPlatform());
 // @phpstan-ignore method.deprecated
 $sequenceName = $this->getTargetPlatform()->getIdentitySequenceName($sequencePrefix, $columnName);
 $definition = ['sequenceName' => $this->truncateSequenceName($sequenceName)];
 if ($quoted) {
 $definition['quoted'] = \true;
 }
 $sequenceName = $this->em->getConfiguration()->getQuoteStrategy()->getSequenceName($definition, $class, $this->getTargetPlatform());
 }
 $generator = $fieldName && $class->fieldMappings[$fieldName]['type'] === 'bigint' ? new BigIntegerIdentityGenerator($sequenceName) : new IdentityGenerator($sequenceName);
 $class->setIdGenerator($generator);
 break;
 case ClassMetadata::GENERATOR_TYPE_SEQUENCE:
 // If there is no sequence definition yet, create a default definition
 $definition = $class->sequenceGeneratorDefinition;
 if (!$definition) {
 $fieldName = $class->getSingleIdentifierFieldName();
 $sequenceName = $class->getSequenceName($this->getTargetPlatform());
 $quoted = isset($class->fieldMappings[$fieldName]['quoted']) || isset($class->table['quoted']);
 $definition = ['sequenceName' => $this->truncateSequenceName($sequenceName), 'allocationSize' => 1, 'initialValue' => 1];
 if ($quoted) {
 $definition['quoted'] = \true;
 }
 $class->setSequenceGeneratorDefinition($definition);
 }
 $sequenceGenerator = new SequenceGenerator($this->em->getConfiguration()->getQuoteStrategy()->getSequenceName($definition, $class, $this->getTargetPlatform()), (int) $definition['allocationSize']);
 $class->setIdGenerator($sequenceGenerator);
 break;
 case ClassMetadata::GENERATOR_TYPE_NONE:
 $class->setIdGenerator(new AssignedGenerator());
 break;
 // @phpstan-ignore classConstant.deprecated
 case ClassMetadata::GENERATOR_TYPE_UUID:
 Deprecation::trigger('doctrine/orm', 'https://github.com/doctrine/orm/issues/7312', 'Mapping for %s: the "UUID" id generator strategy is deprecated with no replacement', $class->name);
 // @phpstan-ignore method.deprecatedClass, new.deprecatedClass
 $class->setIdGenerator(new UuidGenerator());
 break;
 case ClassMetadata::GENERATOR_TYPE_CUSTOM:
 $definition = $class->customGeneratorDefinition;
 if ($definition === null) {
 throw InvalidCustomGenerator::onClassNotConfigured();
 }
 if (!class_exists($definition['class'])) {
 throw InvalidCustomGenerator::onMissingClass($definition);
 }
 $class->setIdGenerator(new $definition['class']());
 break;
 default:
 throw UnknownGeneratorType::create($class->generatorType);
 }
 }
 private function determineIdGeneratorStrategy(AbstractPlatform $platform) : int
 {
 assert($this->em !== null);
 foreach ($this->em->getConfiguration()->getIdentityGenerationPreferences() as $platformFamily => $strategy) {
 if (is_a($platform, $platformFamily)) {
 return $strategy;
 }
 }
 foreach (self::NON_IDENTITY_DEFAULT_STRATEGY as $platformFamily => $strategy) {
 if (is_a($platform, $platformFamily)) {
 if ($platform instanceof Platforms\PostgreSQLPlatform || is_a($platform, 'MailPoetVendor\\Doctrine\\DBAL\\Platforms\\PostgreSqlPlatform')) {
 Deprecation::trigger('doctrine/orm', 'https://github.com/doctrine/orm/issues/8893', <<<'DEPRECATION'
Relying on non-optimal defaults for ID generation is deprecated, and IDENTITY
results in SERIAL, which is not recommended.
Instead, configure identifier generation strategies explicitly through
configuration.
We currently recommend "SEQUENCE" for "%s", so you should use
$configuration->setIdentityGenerationPreferences([
 "%s" => ClassMetadata::GENERATOR_TYPE_SEQUENCE,
]);
DEPRECATION
, $platformFamily, $platformFamily);
 }
 return $strategy;
 }
 }
 if ($platform->supportsIdentityColumns()) {
 return ClassMetadata::GENERATOR_TYPE_IDENTITY;
 }
 if ($platform->supportsSequences()) {
 return ClassMetadata::GENERATOR_TYPE_SEQUENCE;
 }
 throw CannotGenerateIds::withPlatform($platform);
 }
 private function truncateSequenceName(string $schemaElementName) : string
 {
 $platform = $this->getTargetPlatform();
 if (!$platform instanceof Platforms\OraclePlatform && !$platform instanceof Platforms\SQLAnywherePlatform) {
 return $schemaElementName;
 }
 $maxIdentifierLength = $platform->getMaxIdentifierLength();
 if (strlen($schemaElementName) > $maxIdentifierLength) {
 return substr($schemaElementName, 0, $maxIdentifierLength);
 }
 return $schemaElementName;
 }
 private function inheritIdGeneratorMapping(ClassMetadataInfo $class, ClassMetadataInfo $parent) : void
 {
 if ($parent->isIdGeneratorSequence()) {
 $class->setSequenceGeneratorDefinition($parent->sequenceGeneratorDefinition);
 }
 if ($parent->generatorType) {
 $class->setIdGeneratorType($parent->generatorType);
 }
 if ($parent->idGenerator) {
 $class->setIdGenerator($parent->idGenerator);
 }
 }
 protected function wakeupReflection(ClassMetadataInterface $class, ReflectionService $reflService)
 {
 $class->wakeupReflection($reflService);
 }
 protected function initializeReflection(ClassMetadataInterface $class, ReflectionService $reflService)
 {
 $class->initializeReflection($reflService);
 }
 protected function getFqcnFromAlias($namespaceAlias, $simpleClassName)
 {
 $classString = $this->em->getConfiguration()->getEntityNamespace($namespaceAlias) . '\\' . $simpleClassName;
 return $classString;
 }
 protected function getDriver()
 {
 return $this->driver;
 }
 protected function isEntity(ClassMetadataInterface $class)
 {
 return !$class->isMappedSuperclass;
 }
 private function getTargetPlatform() : Platforms\AbstractPlatform
 {
 if (!$this->targetPlatform) {
 $this->targetPlatform = $this->em->getConnection()->getDatabasePlatform();
 }
 return $this->targetPlatform;
 }
}

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