/* * Copyright (c) 2011 Remko Tronçon * Licensed under the GNU General Public License v3. * See Documentation/Licenses/GPLv3.txt for more information. */ #pragma once #include <string> #include <vector> #include <deque> #include <boost/shared_ptr.hpp> #include <boost/optional.hpp> #include <Swiften/Base/API.h> #include <Swiften/Base/boost_bsignals.h> #include <Swiften/Base/Error.h> namespace Swift { class Connection; class Connector; class ConnectionFactory; class TimerFactory; class DomainNameResolver; class SWIFTEN_API ChainedConnector { public: ChainedConnector(const std::string& hostname, int port, const boost::optional<std::string>& serviceLookupPrefix, DomainNameResolver*, const std::vector<ConnectionFactory*>&, TimerFactory*); void setTimeoutMilliseconds(int milliseconds); void start(); void stop(); boost::signal<void (boost::shared_ptr<Connection>, boost::shared_ptr<Error>)> onConnectFinished; private: void finish(boost::shared_ptr<Connection> connection, boost::shared_ptr<Error>); void tryNextConnectionFactory(); void handleConnectorFinished(boost::shared_ptr<Connection>, boost::shared_ptr<Error>); private: std::string hostname; int port; boost::optional<std::string> serviceLookupPrefix; DomainNameResolver* resolver; std::vector<ConnectionFactory*> connectionFactories; TimerFactory* timerFactory; int timeoutMilliseconds; std::deque<ConnectionFactory*> connectionFactoryQueue; boost::shared_ptr<Connector> currentConnector; boost::shared_ptr<Error> lastError; }; }