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// Copyright (c) 2006-2009 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 CHROME_BROWSER_SYNC_GLUE_MODEL_ASSOCIATOR_H_
#define CHROME_BROWSER_SYNC_GLUE_MODEL_ASSOCIATOR_H_
#include "chrome/browser/sync/engine/syncapi.h"
namespace browser_sync {
// Contains all model association related logic to associate the chrome model
// with the sync model.
class ModelAssociator {
public:
virtual ~ModelAssociator() {}
// Iterates through both the sync and the chrome model looking for matched
// pairs of items. After successful completion, the models should be identical
// and corresponding. Returns true on success. On failure of this step, we
// should abort the sync operation and report an error to the user.
virtual bool AssociateModels() = 0;
// Clears all the associations between the chrome and sync models.
virtual bool DisassociateModels() = 0;
// Returns whether the sync model has nodes other than the permanent tagged
// nodes.
virtual bool SyncModelHasUserCreatedNodes() = 0;
// Returns whether the chrome model has user-created nodes or not.
virtual bool ChromeModelHasUserCreatedNodes() = 0;
};
} // namespace browser_sync
#endif // CHROME_BROWSER_SYNC_GLUE_MODEL_ASSOCIATOR_H_
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