1 files changed, 27 insertions, 0 deletions
diff --git a/ios/chrome/browser/reading_list/reading_list_model_storage.h b/ios/chrome/browser/reading_list/reading_list_model_storage.h
new file mode 100644
index 0000000..94f4a02
--- /dev/null
+++ b/ios/chrome/browser/reading_list/reading_list_model_storage.h
@@ -0,0 +1,27 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef IOS_CHROME_BROWSER_READING_LIST_READING_LIST_MODEL_STORAGE_H_
+#define IOS_CHROME_BROWSER_READING_LIST_READING_LIST_MODEL_STORAGE_H_
+
+#include "ios/chrome/browser/reading_list/reading_list_entry.h"
+
+class ReadingListModel;
+
+// Interface for a persistence layer for reading list.
+// All interface methods have to be called on main thread.
+class ReadingListModelStorage {
+ public:
+  virtual std::vector<ReadingListEntry> LoadPersistentReadList() = 0;
+  virtual std::vector<ReadingListEntry> LoadPersistentUnreadList() = 0;
+  virtual bool LoadPersistentHasUnseen() = 0;
+
+  virtual void SavePersistentReadList(
+      const std::vector<ReadingListEntry>& read) = 0;
+  virtual void SavePersistentUnreadList(
+      const std::vector<ReadingListEntry>& unread) = 0;
+  virtual void SavePersistentHasUnseen(bool has_unseen) = 0;
+};
+
+#endif  // IOS_CHROME_BROWSER_READING_LIST_READING_LIST_MODEL_STORAGE_H_
+\ No newline at end of file