1// Copyright (c) 2012 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 SYNC_TOOLS_NULL_INVALIDATION_STATE_TRACKER_H_
6#define SYNC_TOOLS_NULL_INVALIDATION_STATE_TRACKER_H_
7
8#include "base/compiler_specific.h"
9#include "base/memory/weak_ptr.h"
10#include "components/invalidation/invalidation_state_tracker.h"
11
12namespace syncer {
13
14class NullInvalidationStateTracker
15    : public base::SupportsWeakPtr<NullInvalidationStateTracker>,
16      public InvalidationStateTracker {
17 public:
18  NullInvalidationStateTracker();
19  virtual ~NullInvalidationStateTracker();
20
21  virtual void ClearAndSetNewClientId(const std::string& data) OVERRIDE;
22  virtual std::string GetInvalidatorClientId() const OVERRIDE;
23
24  virtual std::string GetBootstrapData() const OVERRIDE;
25  virtual void SetBootstrapData(const std::string& data) OVERRIDE;
26
27  virtual void SetSavedInvalidations(
28      const UnackedInvalidationsMap& states) OVERRIDE;
29  virtual UnackedInvalidationsMap GetSavedInvalidations() const OVERRIDE;
30
31  virtual void Clear() OVERRIDE;
32};
33
34}  // namespace syncer
35
36#endif  // SYNC_TOOLS_NULL_INVALIDATION_STATE_TRACKER_H_
37