class NullStorageExpirable in Drupal 8

Defines a null key/value store implementation.

Hierarchy

• class \Drupal\Core\KeyValueStore\NullStorageExpirable implements KeyValueStoreExpirableInterface

File

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

Namespace

Drupal\Core\KeyValueStore

class NullStorageExpirable implements KeyValueStoreExpirableInterface {

  /**
   * The actual storage of key-value pairs.
   *
   * @var array
   */
  protected $data = [];

  /**
   * The name of the collection holding key and value pairs.
   *
   * @var string
   */
  protected $collection;

  /**
   * Creates a new expirable null key/value store.
   */
  public function __construct($collection) {
    $this->collection = $collection;
  }

  /**
   * {@inheritdoc}
   */
  public function has($key) {
    return FALSE;
  }

  /**
   * {@inheritdoc}
   */
  public function get($key, $default = NULL) {
    return NULL;
  }

  /**
   * {@inheritdoc}
   */
  public function getMultiple(array $keys) {
    return [];
  }

  /**
   * {@inheritdoc}
   */
  public function getAll() {
    return [];
  }

  /**
   * {@inheritdoc}
   */
  public function set($key, $value) {
  }

  /**
   * {@inheritdoc}
   */
  public function setIfNotExists($key, $value) {
  }

  /**
   * {@inheritdoc}
   */
  public function setMultiple(array $data) {
  }

  /**
   * {@inheritdoc}
   */
  public function rename($key, $new_key) {
  }

  /**
   * {@inheritdoc}
   */
  public function delete($key) {
  }

  /**
   * {@inheritdoc}
   */
  public function deleteMultiple(array $keys) {
  }

  /**
   * {@inheritdoc}
   */
  public function deleteAll() {
  }

  /**
   * {@inheritdoc}
   */
  public function getCollectionName() {
    return $this->collection;
  }

  /**
   * {@inheritdoc}
   */
  public function setMultipleWithExpire(array $data, $expire) {
  }

  /**
   * {@inheritdoc}
   */
  public function setWithExpire($key, $value, $expire) {
  }

  /**
   * {@inheritdoc}
   */
  public function setWithExpireIfNotExists($key, $value, $expire) {
  }

}

Members

Name	Modifiers	Type	Description	Overrides
NullStorageExpirable::$collection	protected	property	The name of the collection holding key and value pairs.
NullStorageExpirable::$data	protected	property	The actual storage of key-value pairs.
NullStorageExpirable::delete	public	function	Deletes an item from the key/value store. Overrides KeyValueStoreInterface::delete
NullStorageExpirable::deleteAll	public	function	Deletes all items from the key/value store. Overrides KeyValueStoreInterface::deleteAll
NullStorageExpirable::deleteMultiple	public	function	Deletes multiple items from the key/value store. Overrides KeyValueStoreInterface::deleteMultiple
NullStorageExpirable::get	public	function	Returns the stored value for a given key. Overrides KeyValueStoreInterface::get
NullStorageExpirable::getAll	public	function	Returns all stored key/value pairs in the collection. Overrides KeyValueStoreInterface::getAll
NullStorageExpirable::getCollectionName	public	function	Returns the name of this collection. Overrides KeyValueStoreInterface::getCollectionName
NullStorageExpirable::getMultiple	public	function	Returns the stored key/value pairs for a given set of keys. Overrides KeyValueStoreInterface::getMultiple
NullStorageExpirable::has	public	function	Returns whether a given key exists in the store. Overrides KeyValueStoreInterface::has
NullStorageExpirable::rename	public	function	Renames a key. Overrides KeyValueStoreInterface::rename
NullStorageExpirable::set	public	function	Saves a value for a given key. Overrides KeyValueStoreInterface::set
NullStorageExpirable::setIfNotExists	public	function	Saves a value for a given key if it does not exist yet. Overrides KeyValueStoreInterface::setIfNotExists
NullStorageExpirable::setMultiple	public	function	Saves key/value pairs. Overrides KeyValueStoreInterface::setMultiple
NullStorageExpirable::setMultipleWithExpire	public	function	Saves an array of values with a time to live. Overrides KeyValueStoreExpirableInterface::setMultipleWithExpire
NullStorageExpirable::setWithExpire	public	function	Saves a value for a given key with a time to live. Overrides KeyValueStoreExpirableInterface::setWithExpire
NullStorageExpirable::setWithExpireIfNotExists	public	function	Sets a value for a given key with a time to live if it does not yet exist. Overrides KeyValueStoreExpirableInterface::setWithExpireIfNotExists
NullStorageExpirable::__construct	public	function	Creates a new expirable null key/value store.