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ClassMetadata.php
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<?php
declare(strict_types=1);
namespace Doctrine\ORM\Mapping;
use BackedEnum;
use BadMethodCallException;
use Doctrine\DBAL\Platforms\AbstractPlatform;
use Doctrine\Deprecations\Deprecation;
use Doctrine\Instantiator\Instantiator;
use Doctrine\Instantiator\InstantiatorInterface;
use Doctrine\ORM\Cache\Exception\NonCacheableEntityAssociation;
use Doctrine\ORM\EntityRepository;
use Doctrine\ORM\Id\AbstractIdGenerator;
use Doctrine\Persistence\Mapping\ClassMetadata as PersistenceClassMetadata;
use Doctrine\Persistence\Mapping\ReflectionService;
use InvalidArgumentException;
use LogicException;
use ReflectionClass;
use ReflectionNamedType;
use ReflectionProperty;
use RuntimeException;
use Stringable;
use function array_diff;
use function array_flip;
use function array_intersect;
use function array_keys;
use function array_map;
use function array_merge;
use function array_pop;
use function array_values;
use function assert;
use function class_exists;
use function count;
use function enum_exists;
use function explode;
use function gettype;
use function in_array;
use function interface_exists;
use function is_array;
use function is_subclass_of;
use function ltrim;
use function method_exists;
use function spl_object_id;
use function str_contains;
use function str_replace;
use function strtolower;
use function trait_exists;
use function trim;
/**
* A <tt>ClassMetadata</tt> instance holds all the object-relational mapping metadata
* of an entity and its associations.
*
* Once populated, ClassMetadata instances are usually cached in a serialized form.
*
* <b>IMPORTANT NOTE:</b>
*
* The fields of this class are only public for 2 reasons:
* 1) To allow fast READ access.
* 2) To drastically reduce the size of a serialized instance (private/protected members
* get the whole class name, namespace inclusive, prepended to every property in
* the serialized representation).
*
* @template-covariant T of object
* @template-implements PersistenceClassMetadata<T>
* @psalm-type FieldMapping = array{
* type: string,
* fieldName: string,
* columnName: string,
* length?: int,
* id?: bool,
* nullable?: bool,
* notInsertable?: bool,
* notUpdatable?: bool,
* generated?: int,
* enumType?: class-string<BackedEnum>,
* columnDefinition?: string,
* precision?: int,
* scale?: int,
* unique?: bool,
* inherited?: class-string,
* originalClass?: class-string,
* originalField?: string,
* quoted?: bool,
* requireSQLConversion?: bool,
* declared?: class-string,
* declaredField?: string,
* options?: array<string, mixed>,
* version?: string,
* default?: string|int,
* }
* @psalm-type JoinColumnData = array{
* name: string,
* referencedColumnName: string,
* unique?: bool,
* quoted?: bool,
* fieldName?: string,
* onDelete?: string,
* columnDefinition?: string,
* nullable?: bool,
* }
* @psalm-type AssociationMapping = array{
* cache?: array,
* cascade: array<string>,
* declared?: class-string,
* fetch: mixed,
* fieldName: string,
* id?: bool,
* inherited?: class-string,
* indexBy?: string,
* inversedBy: string|null,
* isCascadeRemove: bool,
* isCascadePersist: bool,
* isCascadeRefresh: bool,
* isCascadeMerge: bool,
* isCascadeDetach: bool,
* isOnDeleteCascade?: bool,
* isOwningSide: bool,
* joinColumns?: array<JoinColumnData>,
* joinColumnFieldNames?: array<string, string>,
* joinTable?: array,
* joinTableColumns?: list<mixed>,
* mappedBy: string|null,
* orderBy?: array,
* originalClass?: class-string,
* originalField?: string,
* orphanRemoval?: bool,
* relationToSourceKeyColumns?: array,
* relationToTargetKeyColumns?: array,
* sourceEntity: class-string,
* sourceToTargetKeyColumns?: array<string, string>,
* targetEntity: class-string,
* targetToSourceKeyColumns?: array<string, string>,
* type: int,
* unique?: bool,
* }
* @psalm-type DiscriminatorColumnMapping = array{
* name: string,
* fieldName: string,
* type: string,
* length?: int,
* columnDefinition?: string|null,
* enumType?: class-string<BackedEnum>|null,
* }
* @psalm-type EmbeddedClassMapping = array{
* class: class-string,
* columnPrefix: string|null,
* declaredField: string|null,
* originalField: string|null,
* inherited?: class-string,
* declared?: class-string,
* }
*/
class ClassMetadata implements PersistenceClassMetadata, Stringable
{
/* The inheritance mapping types */
/**
* NONE means the class does not participate in an inheritance hierarchy
* and therefore does not need an inheritance mapping type.
*/
public const INHERITANCE_TYPE_NONE = 1;
/**
* JOINED means the class will be persisted according to the rules of
* <tt>Class Table Inheritance</tt>.
*/
public const INHERITANCE_TYPE_JOINED = 2;
/**
* SINGLE_TABLE means the class will be persisted according to the rules of
* <tt>Single Table Inheritance</tt>.
*/
public const INHERITANCE_TYPE_SINGLE_TABLE = 3;
/* The Id generator types. */
/**
* AUTO means the generator type will depend on what the used platform prefers.
* Offers full portability.
*/
public const GENERATOR_TYPE_AUTO = 1;
/**
* SEQUENCE means a separate sequence object will be used. Platforms that do
* not have native sequence support may emulate it. Full portability is currently
* not guaranteed.
*/
public const GENERATOR_TYPE_SEQUENCE = 2;
/**
* IDENTITY means an identity column is used for id generation. The database
* will fill in the id column on insertion. Platforms that do not support
* native identity columns may emulate them. Full portability is currently
* not guaranteed.
*/
public const GENERATOR_TYPE_IDENTITY = 4;
/**
* NONE means the class does not have a generated id. That means the class
* must have a natural, manually assigned id.
*/
public const GENERATOR_TYPE_NONE = 5;
/**
* CUSTOM means that customer will use own ID generator that supposedly work
*/
public const GENERATOR_TYPE_CUSTOM = 7;
/**
* DEFERRED_IMPLICIT means that changes of entities are calculated at commit-time
* by doing a property-by-property comparison with the original data. This will
* be done for all entities that are in MANAGED state at commit-time.
*
* This is the default change tracking policy.
*/
public const CHANGETRACKING_DEFERRED_IMPLICIT = 1;
/**
* DEFERRED_EXPLICIT means that changes of entities are calculated at commit-time
* by doing a property-by-property comparison with the original data. This will
* be done only for entities that were explicitly saved (through persist() or a cascade).
*/
public const CHANGETRACKING_DEFERRED_EXPLICIT = 2;
/**
* NOTIFY means that Doctrine relies on the entities sending out notifications
* when their properties change. Such entity classes must implement
* the <tt>NotifyPropertyChanged</tt> interface.
*/
public const CHANGETRACKING_NOTIFY = 3;
/**
* Specifies that an association is to be fetched when it is first accessed.
*/
public const FETCH_LAZY = 2;
/**
* Specifies that an association is to be fetched when the owner of the
* association is fetched.
*/
public const FETCH_EAGER = 3;
/**
* Specifies that an association is to be fetched lazy (on first access) and that
* commands such as Collection#count, Collection#slice are issued directly against
* the database if the collection is not yet initialized.
*/
public const FETCH_EXTRA_LAZY = 4;
/**
* Identifies a one-to-one association.
*/
public const ONE_TO_ONE = 1;
/**
* Identifies a many-to-one association.
*/
public const MANY_TO_ONE = 2;
/**
* Identifies a one-to-many association.
*/
public const ONE_TO_MANY = 4;
/**
* Identifies a many-to-many association.
*/
public const MANY_TO_MANY = 8;
/**
* Combined bitmask for to-one (single-valued) associations.
*/
public const TO_ONE = 3;
/**
* Combined bitmask for to-many (collection-valued) associations.
*/
public const TO_MANY = 12;
/**
* ReadOnly cache can do reads, inserts and deletes, cannot perform updates or employ any locks,
*/
public const CACHE_USAGE_READ_ONLY = 1;
/**
* Nonstrict Read Write Cache doesn’t employ any locks but can do inserts, update and deletes.
*/
public const CACHE_USAGE_NONSTRICT_READ_WRITE = 2;
/**
* Read Write Attempts to lock the entity before update/delete.
*/
public const CACHE_USAGE_READ_WRITE = 3;
/**
* The value of this column is never generated by the database.
*/
public const GENERATED_NEVER = 0;
/**
* The value of this column is generated by the database on INSERT, but not on UPDATE.
*/
public const GENERATED_INSERT = 1;
/**
* The value of this column is generated by the database on both INSERT and UDPATE statements.
*/
public const GENERATED_ALWAYS = 2;
/**
* READ-ONLY: The namespace the entity class is contained in.
*
* @todo Not really needed. Usage could be localized.
*/
public string|null $namespace = null;
/**
* READ-ONLY: The name of the entity class that is at the root of the mapped entity inheritance
* hierarchy. If the entity is not part of a mapped inheritance hierarchy this is the same
* as {@link $name}.
*
* @psalm-var class-string
*/
public string $rootEntityName;
/**
* READ-ONLY: The definition of custom generator. Only used for CUSTOM
* generator type
*
* The definition has the following structure:
* <code>
* array(
* 'class' => 'ClassName',
* )
* </code>
*
* @todo Merge with tableGeneratorDefinition into generic generatorDefinition
* @var array<string, string>|null
*/
public array|null $customGeneratorDefinition = null;
/**
* The name of the custom repository class used for the entity class.
* (Optional).
*
* @psalm-var ?class-string<EntityRepository>
*/
public string|null $customRepositoryClassName = null;
/**
* READ-ONLY: Whether this class describes the mapping of a mapped superclass.
*/
public bool $isMappedSuperclass = false;
/**
* READ-ONLY: Whether this class describes the mapping of an embeddable class.
*/
public bool $isEmbeddedClass = false;
/**
* READ-ONLY: The names of the parent <em>entity</em> classes (ancestors), starting with the
* nearest one and ending with the root entity class.
*
* @psalm-var list<class-string>
*/
public array $parentClasses = [];
/**
* READ-ONLY: For classes in inheritance mapping hierarchies, this field contains the names of all
* <em>entity</em> subclasses of this class. These may also be abstract classes.
*
* This list is used, for example, to enumerate all necessary tables in JTI when querying for root
* or subclass entities, or to gather all fields comprised in an entity inheritance tree.
*
* For classes that do not use STI/JTI, this list is empty.
*
* Implementation note:
*
* In PHP, there is no general way to discover all subclasses of a given class at runtime. For that
* reason, the list of classes given in the discriminator map at the root entity is considered
* authoritative. The discriminator map must contain all <em>concrete</em> classes that can
* appear in the particular inheritance hierarchy tree. Since there can be no instances of abstract
* entity classes, users are not required to list such classes with a discriminator value.
*
* The possibly remaining "gaps" for abstract entity classes are filled after the class metadata for the
* root entity has been loaded.
*
* For subclasses of such root entities, the list can be reused/passed downwards, it only needs to
* be filtered accordingly (only keep remaining subclasses)
*
* @psalm-var list<class-string>
*/
public array $subClasses = [];
/**
* READ-ONLY: The names of all embedded classes based on properties.
*
* The value (definition) array may contain, among others, the following values:
*
* - <b>'inherited'</b> (string, optional)
* This is set when this embedded-class field is inherited by this class from another (inheritance) parent
* <em>entity</em> class. The value is the FQCN of the topmost entity class that contains
* mapping information for this field. (If there are transient classes in the
* class hierarchy, these are ignored, so the class property may in fact come
* from a class further up in the PHP class hierarchy.)
* Fields initially declared in mapped superclasses are
* <em>not</em> considered 'inherited' in the nearest entity subclasses.
*
* - <b>'declared'</b> (string, optional)
* This is set when the embedded-class field does not appear for the first time in this class, but is originally
* declared in another parent <em>entity or mapped superclass</em>. The value is the FQCN
* of the topmost non-transient class that contains mapping information for this field.
*
* @psalm-var array<string, EmbeddedClassMapping>
*/
public array $embeddedClasses = [];
/**
* READ-ONLY: The field names of all fields that are part of the identifier/primary key
* of the mapped entity class.
*
* @psalm-var list<string>
*/
public array $identifier = [];
/**
* READ-ONLY: The inheritance mapping type used by the class.
*
* @psalm-var self::INHERITANCE_TYPE_*
*/
public int $inheritanceType = self::INHERITANCE_TYPE_NONE;
/**
* READ-ONLY: The Id generator type used by the class.
*
* @psalm-var self::GENERATOR_TYPE_*
*/
public int $generatorType = self::GENERATOR_TYPE_NONE;
/**
* READ-ONLY: The field mappings of the class.
* Keys are field names and values are mapping definitions.
*
* The mapping definition array has the following values:
*
* - <b>fieldName</b> (string)
* The name of the field in the Entity.
*
* - <b>type</b> (string)
* The type name of the mapped field. Can be one of Doctrine's mapping types
* or a custom mapping type.
*
* - <b>columnName</b> (string, optional)
* The column name. Optional. Defaults to the field name.
*
* - <b>length</b> (integer, optional)
* The database length of the column. Optional. Default value taken from
* the type.
*
* - <b>id</b> (boolean, optional)
* Marks the field as the primary key of the entity. Multiple fields of an
* entity can have the id attribute, forming a composite key.
*
* - <b>nullable</b> (boolean, optional)
* Whether the column is nullable. Defaults to FALSE.
*
* - <b>'notInsertable'</b> (boolean, optional)
* Whether the column is not insertable. Optional. Is only set if value is TRUE.
*
* - <b>'notUpdatable'</b> (boolean, optional)
* Whether the column is updatable. Optional. Is only set if value is TRUE.
*
* - <b>columnDefinition</b> (string, optional, schema-only)
* The SQL fragment that is used when generating the DDL for the column.
*
* - <b>precision</b> (integer, optional, schema-only)
* The precision of a decimal column. Only valid if the column type is decimal.
*
* - <b>scale</b> (integer, optional, schema-only)
* The scale of a decimal column. Only valid if the column type is decimal.
*
* - <b>'unique'</b> (boolean, optional, schema-only)
* Whether a unique constraint should be generated for the column.
*
* - <b>'inherited'</b> (string, optional)
* This is set when the field is inherited by this class from another (inheritance) parent
* <em>entity</em> class. The value is the FQCN of the topmost entity class that contains
* mapping information for this field. (If there are transient classes in the
* class hierarchy, these are ignored, so the class property may in fact come
* from a class further up in the PHP class hierarchy.)
* Fields initially declared in mapped superclasses are
* <em>not</em> considered 'inherited' in the nearest entity subclasses.
*
* - <b>'declared'</b> (string, optional)
* This is set when the field does not appear for the first time in this class, but is originally
* declared in another parent <em>entity or mapped superclass</em>. The value is the FQCN
* of the topmost non-transient class that contains mapping information for this field.
*
* @var mixed[]
* @psalm-var array<string, FieldMapping>
*/
public array $fieldMappings = [];
/**
* READ-ONLY: An array of field names. Used to look up field names from column names.
* Keys are column names and values are field names.
*
* @psalm-var array<string, string>
*/
public array $fieldNames = [];
/**
* READ-ONLY: A map of field names to column names. Keys are field names and values column names.
* Used to look up column names from field names.
* This is the reverse lookup map of $_fieldNames.
*
* @deprecated 3.0 Remove this.
*
* @var mixed[]
*/
public array $columnNames = [];
/**
* READ-ONLY: The discriminator value of this class.
*
* <b>This does only apply to the JOINED and SINGLE_TABLE inheritance mapping strategies
* where a discriminator column is used.</b>
*
* @see discriminatorColumn
*/
public mixed $discriminatorValue = null;
/**
* READ-ONLY: The discriminator map of all mapped classes in the hierarchy.
*
* <b>This does only apply to the JOINED and SINGLE_TABLE inheritance mapping strategies
* where a discriminator column is used.</b>
*
* @see discriminatorColumn
*
* @var array<int|string, string>
*
* @psalm-var array<int|string, class-string>
*/
public array $discriminatorMap = [];
/**
* READ-ONLY: The definition of the discriminator column used in JOINED and SINGLE_TABLE
* inheritance mappings.
*
* @var array<string, mixed>
* @psalm-var DiscriminatorColumnMapping|null
*/
public array|null $discriminatorColumn = null;
/**
* READ-ONLY: The primary table definition. The definition is an array with the
* following entries:
*
* name => <tableName>
* schema => <schemaName>
* indexes => array
* uniqueConstraints => array
*
* @var mixed[]
* @psalm-var array{
* name: string,
* schema?: string,
* indexes?: array,
* uniqueConstraints?: array,
* options?: array<string, mixed>,
* quoted?: bool
* }
*/
public array $table;
/**
* READ-ONLY: The registered lifecycle callbacks for entities of this class.
*
* @psalm-var array<string, list<string>>
*/
public array $lifecycleCallbacks = [];
/**
* READ-ONLY: The registered entity listeners.
*
* @psalm-var array<string, list<array{class: class-string, method: string}>>
*/
public array $entityListeners = [];
/**
* READ-ONLY: The association mappings of this class.
*
* The mapping definition array supports the following keys:
*
* - <b>fieldName</b> (string)
* The name of the field in the entity the association is mapped to.
*
* - <b>sourceEntity</b> (string)
* The class name of the source entity. In the case of to-many associations initially
* present in mapped superclasses, the nearest <em>entity</em> subclasses will be
* considered the respective source entities.
*
* - <b>targetEntity</b> (string)
* The class name of the target entity. If it is fully-qualified it is used as is.
* If it is a simple, unqualified class name the namespace is assumed to be the same
* as the namespace of the source entity.
*
* - <b>mappedBy</b> (string, required for bidirectional associations)
* The name of the field that completes the bidirectional association on the owning side.
* This key must be specified on the inverse side of a bidirectional association.
*
* - <b>inversedBy</b> (string, required for bidirectional associations)
* The name of the field that completes the bidirectional association on the inverse side.
* This key must be specified on the owning side of a bidirectional association.
*
* - <b>cascade</b> (array, optional)
* The names of persistence operations to cascade on the association. The set of possible
* values are: "persist", "remove", "detach", "merge", "refresh", "all" (implies all others).
*
* - <b>orderBy</b> (array, one-to-many/many-to-many only)
* A map of field names (of the target entity) to sorting directions (ASC/DESC).
* Example: array('priority' => 'desc')
*
* - <b>fetch</b> (integer, optional)
* The fetching strategy to use for the association, usually defaults to FETCH_LAZY.
* Possible values are: ClassMetadata::FETCH_EAGER, ClassMetadata::FETCH_LAZY.
*
* - <b>joinTable</b> (array, optional, many-to-many only)
* Specification of the join table and its join columns (foreign keys).
* Only valid for many-to-many mappings. Note that one-to-many associations can be mapped
* through a join table by simply mapping the association as many-to-many with a unique
* constraint on the join table.
*
* - <b>indexBy</b> (string, optional, to-many only)
* Specification of a field on target-entity that is used to index the collection by.
* This field HAS to be either the primary key or a unique column. Otherwise the collection
* does not contain all the entities that are actually related.
*
* - <b>'inherited'</b> (string, optional)
* This is set when the association is inherited by this class from another (inheritance) parent
* <em>entity</em> class. The value is the FQCN of the topmost entity class that contains
* this association. (If there are transient classes in the
* class hierarchy, these are ignored, so the class property may in fact come
* from a class further up in the PHP class hierarchy.)
* To-many associations initially declared in mapped superclasses are
* <em>not</em> considered 'inherited' in the nearest entity subclasses.
*
* - <b>'declared'</b> (string, optional)
* This is set when the association does not appear in the current class for the first time, but
* is initially declared in another parent <em>entity or mapped superclass</em>. The value is the FQCN
* of the topmost non-transient class that contains association information for this relationship.
*
* A join table definition has the following structure:
* <pre>
* array(
* 'name' => <join table name>,
* 'joinColumns' => array(<join column mapping from join table to source table>),
* 'inverseJoinColumns' => array(<join column mapping from join table to target table>)
* )
* </pre>
*
* @psalm-var array<string, AssociationMapping>
*/
public array $associationMappings = [];
/**
* READ-ONLY: Flag indicating whether the identifier/primary key of the class is composite.
*/
public bool $isIdentifierComposite = false;
/**
* READ-ONLY: Flag indicating whether the identifier/primary key contains at least one foreign key association.
*
* This flag is necessary because some code blocks require special treatment of this cases.
*/
public bool $containsForeignIdentifier = false;
/**
* READ-ONLY: Flag indicating whether the identifier/primary key contains at least one ENUM type.
*
* This flag is necessary because some code blocks require special treatment of this cases.
*/
public bool $containsEnumIdentifier = false;
/**
* READ-ONLY: The ID generator used for generating IDs for this class.
*
* @todo Remove!
*/
public AbstractIdGenerator $idGenerator;
/**
* READ-ONLY: The definition of the sequence generator of this class. Only used for the
* SEQUENCE generation strategy.
*
* The definition has the following structure:
* <code>
* array(
* 'sequenceName' => 'name',
* 'allocationSize' => '20',
* 'initialValue' => '1'
* )
* </code>
*
* @var array<string, mixed>|null
* @psalm-var array{sequenceName: string, allocationSize: string, initialValue: string, quoted?: mixed}|null
* @todo Merge with tableGeneratorDefinition into generic generatorDefinition
*/
public array|null $sequenceGeneratorDefinition = null;
/**
* READ-ONLY: The policy used for change-tracking on entities of this class.
*/
public int $changeTrackingPolicy = self::CHANGETRACKING_DEFERRED_IMPLICIT;
/**
* READ-ONLY: A Flag indicating whether one or more columns of this class
* have to be reloaded after insert / update operations.
*/
public bool $requiresFetchAfterChange = false;
/**
* READ-ONLY: A flag for whether or not instances of this class are to be versioned
* with optimistic locking.
*/
public bool $isVersioned = false;
/**
* READ-ONLY: The name of the field which is used for versioning in optimistic locking (if any).
*/
public string|null $versionField = null;
/** @var mixed[]|null */
public array|null $cache = null;
/**
* The ReflectionClass instance of the mapped class.
*
* @var ReflectionClass<T>|null
*/
public ReflectionClass|null $reflClass = null;
/**
* Is this entity marked as "read-only"?
*
* That means it is never considered for change-tracking in the UnitOfWork. It is a very helpful performance
* optimization for entities that are immutable, either in your domain or through the relation database
* (coming from a view, or a history table for example).
*/
public bool $isReadOnly = false;
/**
* NamingStrategy determining the default column and table names.
*/
protected NamingStrategy $namingStrategy;
/**
* The ReflectionProperty instances of the mapped class.
*
* @var array<string, ReflectionProperty|null>
*/
public array $reflFields = [];
private InstantiatorInterface|null $instantiator = null;
private readonly TypedFieldMapper $typedFieldMapper;
/**
* Initializes a new ClassMetadata instance that will hold the object-relational mapping
* metadata of the class with the given name.
*
* @param string $name The name of the entity class the new instance is used for.
* @psalm-param class-string<T> $name
*/
public function __construct(public $name, NamingStrategy|null $namingStrategy = null, TypedFieldMapper|null $typedFieldMapper = null)
{
$this->rootEntityName = $name;
$this->namingStrategy = $namingStrategy ?? new DefaultNamingStrategy();
$this->instantiator = new Instantiator();
$this->typedFieldMapper = $typedFieldMapper ?? new DefaultTypedFieldMapper();
}
/**
* Gets the ReflectionProperties of the mapped class.
*
* @return ReflectionProperty[]|null[] An array of ReflectionProperty instances.
* @psalm-return array<ReflectionProperty|null>
*/
public function getReflectionProperties(): array
{
return $this->reflFields;
}
/**
* Gets a ReflectionProperty for a specific field of the mapped class.
*/
public function getReflectionProperty(string $name): ReflectionProperty|null
{
return $this->reflFields[$name];
}
/**
* Gets the ReflectionProperty for the single identifier field.
*
* @throws BadMethodCallException If the class has a composite identifier.
*/
public function getSingleIdReflectionProperty(): ReflectionProperty|null
{
if ($this->isIdentifierComposite) {
throw new BadMethodCallException('Class ' . $this->name . ' has a composite identifier.');
}
return $this->reflFields[$this->identifier[0]];
}
/**
* Extracts the identifier values of an entity of this class.
*
* For composite identifiers, the identifier values are returned as an array
* with the same order as the field order in {@link identifier}.
*
* @param object $entity
*
* @return array<string, mixed>
*/
public function getIdentifierValues($entity): array
{
if ($this->isIdentifierComposite) {
$id = [];
foreach ($this->identifier as $idField) {
$value = $this->reflFields[$idField]->getValue($entity);
if ($value !== null) {
$id[$idField] = $value;
}
}
return $id;
}
$id = $this->identifier[0];
$value = $this->reflFields[$id]->getValue($entity);
if ($value === null) {
return [];
}
return [$id => $value];
}
/**
* Populates the entity identifier of an entity.
*
* @psalm-param array<string, mixed> $id
*
* @todo Rename to assignIdentifier()
*/
public function setIdentifierValues(object $entity, array $id): void
{
foreach ($id as $idField => $idValue) {
$this->reflFields[$idField]->setValue($entity, $idValue);
}
}
/**
* Sets the specified field to the specified value on the given entity.
*/
public function setFieldValue(object $entity, string $field, mixed $value): void
{
$this->reflFields[$field]->setValue($entity, $value);
}
/**
* Gets the specified field's value off the given entity.
*/
public function getFieldValue(object $entity, string $field): mixed
{
return $this->reflFields[$field]->getValue($entity);
}
/**
* Creates a string representation of this instance.
*
* @return string The string representation of this instance.
*
* @todo Construct meaningful string representation.
*/
public function __toString(): string
{
return self::class . '@' . spl_object_id($this);
}
/**
* Determines which fields get serialized.
*
* It is only serialized what is necessary for best unserialization performance.
* That means any metadata properties that are not set or empty or simply have
* their default value are NOT serialized.
*
* Parts that are also NOT serialized because they can not be properly unserialized:
* - reflClass (ReflectionClass)
* - reflFields (ReflectionProperty array)
*
* @return string[] The names of all the fields that should be serialized.
*/
public function __sleep()
{
// This metadata is always serialized/cached.
$serialized = [
'associationMappings',
'columnNames', //TODO: 3.0 Remove this. Can use fieldMappings[$fieldName]['columnName']
'fieldMappings',
'fieldNames',
'embeddedClasses',
'identifier',
'isIdentifierComposite', // TODO: REMOVE
'name',
'namespace', // TODO: REMOVE
'table',
'rootEntityName',
'idGenerator', //TODO: Does not really need to be serialized. Could be moved to runtime.
];
// The rest of the metadata is only serialized if necessary.
if ($this->changeTrackingPolicy !== self::CHANGETRACKING_DEFERRED_IMPLICIT) {
$serialized[] = 'changeTrackingPolicy';
}
if ($this->customRepositoryClassName) {
$serialized[] = 'customRepositoryClassName';
}
if ($this->inheritanceType !== self::INHERITANCE_TYPE_NONE) {
$serialized[] = 'inheritanceType';
$serialized[] = 'discriminatorColumn';
$serialized[] = 'discriminatorValue';
$serialized[] = 'discriminatorMap';
$serialized[] = 'parentClasses';
$serialized[] = 'subClasses';
}
if ($this->generatorType !== self::GENERATOR_TYPE_NONE) {
$serialized[] = 'generatorType';
if ($this->generatorType === self::GENERATOR_TYPE_SEQUENCE) {
$serialized[] = 'sequenceGeneratorDefinition';
}
}
if ($this->isMappedSuperclass) {
$serialized[] = 'isMappedSuperclass';
}
if ($this->isEmbeddedClass) {
$serialized[] = 'isEmbeddedClass';
}
if ($this->containsForeignIdentifier) {
$serialized[] = 'containsForeignIdentifier';
}
if ($this->containsEnumIdentifier) {
$serialized[] = 'containsEnumIdentifier';
}
if ($this->isVersioned) {
$serialized[] = 'isVersioned';
$serialized[] = 'versionField';
}
if ($this->lifecycleCallbacks) {
$serialized[] = 'lifecycleCallbacks';
}
if ($this->entityListeners) {
$serialized[] = 'entityListeners';
}
if ($this->isReadOnly) {
$serialized[] = 'isReadOnly';
}
if ($this->customGeneratorDefinition) {
$serialized[] = 'customGeneratorDefinition';
}
if ($this->cache) {
$serialized[] = 'cache';
}
if ($this->requiresFetchAfterChange) {
$serialized[] = 'requiresFetchAfterChange';
}
return $serialized;
}