interface LocaleProjectStorageInterface

interface LocaleProjectStorageInterface {
    
    /**
     * Returns the stored value for a given key.
     *
     * @param string $key
     *   The key of the data to retrieve.
     * @param mixed $default
     *   The default value to use if the key is not found.
     *
     * @return mixed
     *   The stored value, or the default value if no value exists.
     */
    public function get($key, $default = NULL);
    
    /**
     * Returns a list of project records.
     *
     * @param array $keys
     *   A list of keys to retrieve.
     *
     * @return array
     *   An associative array of items successfully returned, indexed by key.
     */
    public function getMultiple(array $keys);
    
    /**
     * Creates or updates the project record.
     *
     * @param string $key
     *   The key of the data to store.
     * @param mixed $value
     *   The data to store.
     */
    public function set($key, $value);
    
    /**
     * Creates or updates multiple project records.
     *
     * @param array $data
     *   An associative array of key/value pairs.
     */
    public function setMultiple(array $data);
    
    /**
     * Deletes project records for a given key.
     *
     * @param string $key
     *   The key of the data to delete.
     */
    public function delete($key);
    
    /**
     * Deletes multiple project records.
     *
     * @param array $keys
     *   A list of item names to delete.
     */
    public function deleteMultiple(array $keys);
    
    /**
     * Returns all the project records.
     *
     * @return array
     *   An associative array of items successfully returned, indexed by key.
     */
    public function getAll();
    
    /**
     * Deletes all projects records.
     *
     * @return array
     *   An associative array of items successfully returned, indexed by key.
     */
    public function deleteAll();
    
    /**
     * Mark all projects as disabled.
     */
    public function disableAll();
    
    /**
     * Resets the project storage cache.
     */
    public function resetCache();
    
    /**
     * Returns the count of project records.
     *
     * @return int
     *   The number of saved items.
     */
    public function countProjects();

}