--- /dev/null
+<?php
+
+namespace Drupal\Core\Menu;
+
+use Drupal\Component\Plugin\PluginManagerInterface;
+
+/**
+ * Manages discovery and instantiation of menu local action plugins.
+ *
+ * Menu local actions are links that lead to actions like "add new". The plugin
+ * format allows them (if needed) to dynamically generate a title or the path
+ * they link to. The annotation on the plugin provides the default title,
+ * and the list of routes where the action should be rendered.
+ */
+interface LocalActionManagerInterface extends PluginManagerInterface {
+
+ /**
+ * Gets the title for a local action.
+ *
+ * @param \Drupal\Core\Menu\LocalActionInterface $local_action
+ * An object to get the title from.
+ *
+ * @return string
+ * The title (already localized).
+ *
+ * @throws \BadMethodCallException
+ * If the plugin does not implement the getTitle() method.
+ */
+ public function getTitle(LocalActionInterface $local_action);
+
+ /**
+ * Finds all local actions that appear on a named route.
+ *
+ * @param string $route_appears
+ * The route name for which to find local actions.
+ *
+ * @return array
+ * An array of link render arrays.
+ */
+ public function getActionsForRoute($route_appears);
+
+}