/*
 * Spreed WebRTC.
 * Copyright (C) 2013-2015 struktur AG
 *
 * This file is part of Spreed WebRTC.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package channelling

import (
	"github.com/nats-io/nats"
)

// Sink connects a Pipeline with end points in both directions by
// getting attached to a Pipeline.
type Sink interface {
	// Write sends outgoing data on the sink
	Write(*DataSinkOutgoing) error
	Enabled() bool
	Close()
	Export() *DataSink
	BindRecvChan(channel interface{}) (*nats.Subscription, error)
}