Method connect

flow/Net2.actor.cpp:607–630

public:
	ACTOR static Future<Reference<IUDPSocket>> connect(boost::asio::io_service* io_service,
	                                                   Optional<NetworkAddress> toAddress,
	                                                   bool isV6) {
		state Reference<UDPSocket> self(new UDPSocket(*io_service, toAddress, isV6));
		ASSERT(!toAddress.present() || toAddress.get().ip.isV6() == isV6);
		if (!toAddress.present()) {
			return self;
		}
		try {
			if (toAddress.present()) {
				auto to = udpEndpoint(toAddress.get());
				BindPromise p("N2_UDPConnectError", self->id);
				Future<Void> onConnected = p.getFuture();
				self->socket.async_connect(to, std::move(p));

				wait(onConnected);
			}
			self->init();
			return self;
		} catch (...) {
			self->closeSocket();
			throw;
		}
	}

	void close() override { closeSocket(); }