interface StaticMenuLinkOverridesInterface

interface StaticMenuLinkOverridesInterface {
    
    /**
     * Reloads the overrides from config.
     *
     * Forces all overrides to be reloaded from config storage to compare the
     * override value with the value submitted during test form submission.
     */
    public function reload();
    
    /**
     * Loads any overrides to the definition of a static (YAML-defined) link.
     *
     * @param string $id
     *   A menu link plugin ID.
     *
     * @return array
     *   An override with following supported keys:
     *     - parent
     *     - weight
     *     - menu_name
     *     - expanded
     *     - enabled
     *   or an empty array if there is no override for the given ID.
     */
    public function loadOverride($id);
    
    /**
     * Deletes any overrides to the definition of a static (YAML-defined) link.
     *
     * @param string $id
     *   A menu link plugin ID.
     */
    public function deleteOverride($id);
    
    /**
     * Deletes multiple overrides to definitions of static (YAML-defined) links.
     *
     * @param array $ids
     *   Array of menu link plugin IDs.
     */
    public function deleteMultipleOverrides(array $ids);
    
    /**
     * Loads overrides to multiple definitions of a static (YAML-defined) link.
     *
     * @param array $ids
     *   Array of menu link plugin IDs.
     *
     * @return array
     *   One or override keys by plugin ID.
     *
     * @see \Drupal\Core\Menu\StaticMenuLinkOverridesInterface
     */
    public function loadMultipleOverrides(array $ids);
    
    /**
     * Saves the override.
     *
     * @param string $id
     *   A menu link plugin ID.
     * @param array $definition
     *   The definition values to override. Supported keys:
     *   - menu_name
     *   - parent
     *   - weight
     *   - expanded
     *   - enabled
     *
     * @return array
     *   A list of properties which got saved.
     */
    public function saveOverride($id, array $definition);
    
    /**
     * The unique cache tag associated with this menu link override.
     *
     * @return string[]
     *   An array of cache tags.
     */
    public function getCacheTags();

}