class StorageBase

Same name in other branches
  1. 9 core/lib/Drupal/Core/KeyValueStore/StorageBase.php \Drupal\Core\KeyValueStore\StorageBase
  2. 8.9.x core/lib/Drupal/Core/KeyValueStore/StorageBase.php \Drupal\Core\KeyValueStore\StorageBase
  3. 11.x core/lib/Drupal/Core/KeyValueStore/StorageBase.php \Drupal\Core\KeyValueStore\StorageBase

Provides a base class for key/value storage implementations.

Hierarchy

Expanded class hierarchy of StorageBase

File

core/lib/Drupal/Core/KeyValueStore/StorageBase.php, line 8

Namespace

Drupal\Core\KeyValueStore
View source 
abstract class StorageBase implements KeyValueStoreInterface {
    
    /**
     * The name of the collection holding key and value pairs.
     *
     * @var string
     */
    protected $collection;
    
    /**
     * {@inheritdoc}
     */
    public function __construct($collection) {
        $this->collection = $collection;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getCollectionName() {
        return $this->collection;
    }
    
    /**
     * {@inheritdoc}
     */
    public function get($key, $default = NULL) {
        $values = $this->getMultiple([
            $key,
        ]);
        return $values[$key] ?? $default;
    }
    
    /**
     * {@inheritdoc}
     */
    public function setMultiple(array $data) {
        foreach ($data as $key => $value) {
            $this->set($key, $value);
        }
    }
    
    /**
     * {@inheritdoc}
     */
    public function delete($key) {
        $this->deleteMultiple([
            $key,
        ]);
    }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
KeyValueStoreInterface::deleteAll public function Deletes all items from the key/value store. 3
KeyValueStoreInterface::deleteMultiple public function Deletes multiple items from the key/value store. 3
KeyValueStoreInterface::getAll public function Returns all stored key/value pairs in the collection. 3
KeyValueStoreInterface::getMultiple public function Returns the stored key/value pairs for a given set of keys. 3
KeyValueStoreInterface::has public function Returns whether a given key exists in the store. 3
KeyValueStoreInterface::rename public function Renames a key. 3
KeyValueStoreInterface::set public function Saves a value for a given key. 3
KeyValueStoreInterface::setIfNotExists public function Saves a value for a given key if it does not exist yet. 3
StorageBase::$collection protected property The name of the collection holding key and value pairs.
StorageBase::delete public function Deletes an item from the key/value store. Overrides KeyValueStoreInterface::delete 1
StorageBase::get public function Returns the stored value for a given key. Overrides KeyValueStoreInterface::get 1
StorageBase::getCollectionName public function Returns the name of this collection. Overrides KeyValueStoreInterface::getCollectionName
StorageBase::setMultiple public function Saves key/value pairs. Overrides KeyValueStoreInterface::setMultiple 1
StorageBase::__construct public function 1

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.