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// Copyright 2015 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_API_ENTITY_CHANGE_H_
#define SYNC_API_ENTITY_CHANGE_H_
#include <string>
#include <vector>
#include "sync/api/entity_data.h"
#include "sync/base/sync_export.h"
namespace syncer_v2 {
class SYNC_EXPORT EntityChange {
public:
enum ChangeType {
ACTION_ADD,
ACTION_UPDATE,
ACTION_DELETE
};
static EntityChange CreateAdd(std::string client_tag, EntityDataPtr data);
static EntityChange CreateUpdate(std::string client_tag, EntityDataPtr data);
static EntityChange CreateDelete(std::string client_tag);
virtual ~EntityChange();
std::string client_tag() const { return client_tag_; }
ChangeType type() const { return type_; }
const EntityData& data() const { return data_.value(); }
private:
EntityChange(std::string client_tag, ChangeType type, EntityDataPtr data);
std::string client_tag_;
ChangeType type_;
EntityDataPtr data_;
};
typedef std::vector<EntityChange> EntityChangeList;
} // namespace syncer_v2
#endif // SYNC_API_ENTITY_CHANGE_H_
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