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// Copyright 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_INVALIDATOR_FACTORY_H_
#define SYNC_NOTIFIER_INVALIDATOR_FACTORY_H_
#include <string>
#include "base/memory/weak_ptr.h"
#include "jingle/notifier/base/notifier_options.h"
#include "sync/base/sync_export.h"
#include "sync/internal_api/public/util/weak_handle.h"
#include "sync/notifier/invalidation_state_tracker.h"
namespace syncer {
class Invalidator;
// Class to instantiate various implementations of the Invalidator
// interface.
class SYNC_EXPORT InvalidatorFactory {
public:
// |client_info| is a string identifying the client, e.g. a user
// agent string. |invalidation_state_tracker| may be NULL (for
// tests).
InvalidatorFactory(
const notifier::NotifierOptions& notifier_options,
const std::string& client_info,
const base::WeakPtr<InvalidationStateTracker>&
invalidation_state_tracker);
~InvalidatorFactory();
// Creates an invalidator. Caller takes ownership of the returned
// object. However, the returned object must not outlive the
// factory from which it was created. Can be called on any thread.
Invalidator* CreateInvalidator();
// Returns the unique ID that was (or will be) passed to the invalidator.
std::string GetInvalidatorClientId() const;
private:
const notifier::NotifierOptions notifier_options_;
// Some of these should be const, but can't be set up in member initializers.
InvalidationStateMap initial_invalidation_state_map_;
const std::string client_info_;
std::string invalidator_client_id_;
std::string invalidation_bootstrap_data_;
WeakHandle<InvalidationStateTracker> invalidation_state_tracker_;
};
} // namespace syncer
#endif // SYNC_NOTIFIER_INVALIDATOR_FACTORY_H_
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