1// Copyright (c) 2010 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_BOOKMARKS_BOOKMARK_SERVICE_H_
6#define CHROME_BROWSER_BOOKMARKS_BOOKMARK_SERVICE_H_
7#pragma once
8
9#include <vector>
10
11class GURL;
12
13// BookmarkService provides a thread safe view of bookmarks. It is used by
14// HistoryBackend when it needs to determine the set of bookmarked URLs
15// or if a URL is bookmarked.
16//
17// BookmarkService is owned by Profile and deleted when the Profile is deleted.
18class BookmarkService {
19 public:
20  // Returns true if the specified URL is bookmarked.
21  //
22  // If not on the main thread you *must* invoke BlockTillLoaded first.
23  virtual bool IsBookmarked(const GURL& url) = 0;
24
25  // Returns, by reference in urls, the set of bookmarked urls. This returns
26  // the unique set of URLs. For example, if two bookmarks reference the same
27  // URL only one entry is added.
28  //
29  // If not on the main thread you *must* invoke BlockTillLoaded first.
30  virtual void GetBookmarks(std::vector<GURL>* urls) = 0;
31
32  // Blocks until loaded. This is intended for usage on a thread other than
33  // the main thread.
34  virtual void BlockTillLoaded() = 0;
35
36 protected:
37  virtual ~BookmarkService() {}
38};
39
40#endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_SERVICE_H_
41