--- /dev/null
+<?php
+
+namespace Drupal\hal\LinkManager;
+
+interface TypeLinkManagerInterface extends ConfigurableLinkManagerInterface {
+
+ /**
+ * Gets the URI that corresponds to a bundle.
+ *
+ * When using hypermedia formats, this URI can be used to indicate which
+ * bundle the data represents. Documentation about required and optional
+ * fields can also be provided at this URI.
+ *
+ * @param $entity_type
+ * The bundle's entity type.
+ * @param $bundle
+ * The bundle name.
+ * @param array $context
+ * (optional) Optional serializer/normalizer context.
+ *
+ * @return string
+ * The corresponding URI for the bundle.
+ */
+ public function getTypeUri($entity_type, $bundle, $context = []);
+
+ /**
+ * Get a bundle's Typed Data IDs based on a URI.
+ *
+ * @param string $type_uri
+ * The type URI.
+ * @param array $context
+ * Context from the normalizer/serializer operation.
+ *
+ * @return array | boolean
+ * If the URI matches a bundle, returns an array containing entity_type and
+ * bundle. Otherwise, returns false.
+ */
+ public function getTypeInternalIds($type_uri, $context = []);
+
+}