text: // Copyright (c) 2012 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 SYNC_NOTIFIER_FAKE_INVALIDATION_STATE_TRACKER_H_
  #define SYNC_NOTIFIER_FAKE_INVALIDATION_STATE_TRACKER_H_
  
  #include "base/memory/weak_ptr.h"
  #include "sync/notifier/invalidation_state_tracker.h"
  
  namespace syncer {
  
  // InvalidationStateTracker implementation that simply keeps track of
  // the max versions and invalidation state in memory.
  class FakeInvalidationStateTracker
      : public InvalidationStateTracker,
        public base::SupportsWeakPtr<FakeInvalidationStateTracker> {
   public:
    FakeInvalidationStateTracker();
    virtual ~FakeInvalidationStateTracker();
  
    // InvalidationStateTracker implementation.
    virtual void SetInvalidatorClientId(const std::string& client_id) OVERRIDE;
    virtual std::string GetInvalidatorClientId() const OVERRIDE;
    virtual void SetBootstrapData(const std::string& data) OVERRIDE;
    virtual std::string GetBootstrapData() const OVERRIDE;
    virtual void SetSavedInvalidations(
        const UnackedInvalidationsMap& states) OVERRIDE;
    virtual UnackedInvalidationsMap GetSavedInvalidations() const OVERRIDE;
    virtual void Clear() OVERRIDE;
  
    static const int64 kMinVersion;
  
   private:
    std::string invalidator_client_id_;
    std::string bootstrap_data_;
    UnackedInvalidationsMap unacked_invalidations_map_;
  };
  
  }  // namespace syncer
  
  #endif  // SYNC_NOTIFIER_FAKE_INVALIDATION_STATE_TRACKER_H_
  