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// Copyright (c) 2010 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.
//
// This class is the (hackish) way to use the XMPP parts of
// MediatorThread for server-issued notifications.
//
// TODO(akalin): Decomp MediatorThread into an XMPP service part and a
// notifications-specific part and use the XMPP service part for
// server-issued notifications.
#ifndef CHROME_BROWSER_SYNC_NOTIFIER_SERVER_NOTIFIER_THREAD_H_
#define CHROME_BROWSER_SYNC_NOTIFIER_SERVER_NOTIFIER_THREAD_H_
#include <string>
#include <vector>
#include "base/scoped_ptr.h"
#include "chrome/browser/sync/notifier/chrome_invalidation_client.h"
#include "chrome/browser/sync/syncable/model_type.h"
#include "jingle/notifier/listener/mediator_thread_impl.h"
namespace sync_notifier {
class ServerNotifierThread
: public notifier::MediatorThreadImpl,
public ChromeInvalidationClient::Listener {
public:
explicit ServerNotifierThread(bool use_chrome_async_socket);
virtual ~ServerNotifierThread();
// Overridden to start listening to server notifications.
virtual void ListenForUpdates();
// Overridden to immediately notify the delegate that subscriptions
// (i.e., notifications) are on. Must be called only after a call
// to ListenForUpdates().
virtual void SubscribeForUpdates(
const std::vector<std::string>& subscribed_services_list);
// Overridden to stop listening to server notifications.
virtual void Logout();
// Must not be called.
virtual void SendNotification(const OutgoingNotificationData& data);
// ChromeInvalidationClient::Listener implementation.
virtual void OnInvalidate(syncable::ModelType model_type);
virtual void OnInvalidateAll();
protected:
// Overridden to know what state we're in.
virtual void OnClientStateChangeMessage(
notifier::LoginConnectionState state);
private:
// Posted to the worker thread by ListenForUpdates().
void StartInvalidationListener();
// Posted to the worker thread by SubscribeForUpdates().
void RegisterTypesAndSignalSubscribed();
// Signal to the delegate that we're subscribed.
void SignalSubscribed();
// Signal to the delegate that we have an incoming notification.
void SignalIncomingNotification();
// Called by StartInvalidationListener() and posted to the worker
// thread by Stop().
void StopInvalidationListener();
notifier::LoginConnectionState state_;
scoped_ptr<ChromeInvalidationClient> chrome_invalidation_client_;
};
} // namespace sync_notifier
DISABLE_RUNNABLE_METHOD_REFCOUNT(sync_notifier::ServerNotifierThread);
#endif // CHROME_BROWSER_SYNC_NOTIFIER_SERVER_NOTIFIER_THREAD_H_
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