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<?php |
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declare(strict_types=1); |
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namespace Doctrine\DBAL\Types; |
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use Doctrine\DBAL\DBALException; |
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use function array_search; |
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use function in_array; |
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/** |
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* The type registry is responsible for holding a map of all known DBAL types. |
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* The types are stored using the flyweight pattern so that one type only exists as exactly one instance. |
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* |
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* @internal TypeRegistry exists for forward compatibility, its API should not be considered stable. |
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*/ |
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final class TypeRegistry |
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{ |
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/** @var array<string, Type> Map of type names and their corresponding flyweight objects. */ |
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private $instances = []; |
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/** |
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* Finds a type by the given name. |
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* |
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* @throws DBALException |
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*/ |
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32368 |
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public function get(string $name) : Type |
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{ |
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32368 |
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if (! isset($this->instances[$name])) { |
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1101 |
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throw DBALException::unknownColumnType($name); |
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} |
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32368 |
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return $this->instances[$name]; |
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} |
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/** |
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* Finds a name for the given type. |
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* |
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* @throws DBALException |
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*/ |
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1051 |
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public function lookupName(Type $type) : string |
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{ |
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1051 |
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$name = $this->findTypeName($type); |
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1051 |
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if ($name === null) { |
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1051 |
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throw DBALException::typeNotRegistered($type); |
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} |
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1051 |
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return $name; |
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} |
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/** |
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* Checks if there is a type of the given name. |
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*/ |
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29444 |
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public function has(string $name) : bool |
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{ |
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29444 |
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return isset($this->instances[$name]); |
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} |
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/** |
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* Registers a custom type to the type map. |
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* |
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* @throws DBALException |
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*/ |
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29177 |
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public function register(string $name, Type $type) : void |
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{ |
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29177 |
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if (isset($this->instances[$name])) { |
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977 |
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throw DBALException::typeExists($name); |
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} |
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29177 |
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if ($this->findTypeName($type) !== null) { |
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throw DBALException::typeAlreadyRegistered($type); |
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} |
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29177 |
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$this->instances[$name] = $type; |
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29177 |
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} |
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/** |
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* Overrides an already defined type to use a different implementation. |
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* |
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* @throws DBALException |
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*/ |
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929 |
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public function override(string $name, Type $type) : void |
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{ |
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929 |
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if (! isset($this->instances[$name])) { |
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876 |
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throw DBALException::typeNotFound($name); |
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} |
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928 |
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if (! in_array($this->findTypeName($type), [$name, null], true)) { |
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901 |
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throw DBALException::typeAlreadyRegistered($type); |
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} |
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927 |
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$this->instances[$name] = $type; |
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927 |
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} |
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/** |
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* Gets the map of all registered types and their corresponding type instances. |
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* |
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* @internal |
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* |
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* @return array<string, Type> |
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*/ |
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103
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31700 |
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public function getMap() : array |
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{ |
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31700 |
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return $this->instances; |
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} |
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108
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29177 |
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private function findTypeName(Type $type) : ?string |
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{ |
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29177 |
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$name = array_search($type, $this->instances, true); |
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112
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29177 |
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if ($name === false) { |
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29177 |
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return null; |
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} |
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116
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1053 |
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return $name; |
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} |
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118
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} |
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doctrine /
dbal
