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<?php |
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namespace PSB\Core\Persistence; |
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use PSB\Core\Exception\InvalidArgumentException; |
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use PSB\Core\Util\Settings; |
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abstract class PersistenceDefinition |
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{ |
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private $storageTypeToInitializerMap = []; |
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/** |
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* Creates the PersistenceConfigurator specific to the transport implementation. |
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* |
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* @param Settings $settings |
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* |
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* @return PersistenceConfigurator |
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*/ |
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abstract public function createConfigurator(Settings $settings); |
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/** |
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* This is where subclasses declare what storage types they support together with |
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* the initializers for those types. |
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*/ |
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abstract public function formalize(); |
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/** |
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* @param StorageType $storageType |
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* @param callable $storageTypeInitializer |
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*/ |
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protected function supports(StorageType $storageType, callable $storageTypeInitializer) |
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{ |
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if (isset($this->storageTypeToInitializerMap[$storageType->getValue()])) { |
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throw new InvalidArgumentException( |
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"Storage type initializer for type '{$storageType->getValue()}' is already defined." |
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); |
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} |
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$this->storageTypeToInitializerMap[$storageType->getValue()] = $storageTypeInitializer; |
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} |
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/** |
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* @param StorageType $storageType |
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* |
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* @return bool |
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*/ |
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public function hasSupportFor(StorageType $storageType) |
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{ |
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return isset($this->storageTypeToInitializerMap[$storageType->getValue()]); |
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} |
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/** |
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* @param StorageType $storageType |
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* @param Settings $settings |
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*/ |
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public function applyFor(StorageType $storageType, Settings $settings) |
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{ |
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$storageTypeInitializer = $this->storageTypeToInitializerMap[$storageType->getValue()]; |
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$storageTypeInitializer($settings); |
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} |
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/** |
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* @param StorageType|null $storageType |
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* |
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* @return array |
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*/ |
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public function getSupportedStorages(StorageType $storageType = null) |
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{ |
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if ($storageType) { |
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return [$storageType->getValue()]; |
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} |
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return array_keys($this->storageTypeToInitializerMap); |
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} |
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} |
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phpservicebus /
core
