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Joinable.scala
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Joinable.scala
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/*
*
* This file is part of BlueScale.
*
* BlueScale 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.
*
* BlueScale 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 BlueScale. If not, see <http://www.gnu.org/licenses/>.
*
* Copyright Vincent Marquez 2010
*
*
* Please contact us at www.BlueScale.org
*
*/
package org.bluescale.telco.api
import javax.sdp.SessionDescription
import org.bluescale.telco.Connectable
import org.bluescale._
import org.bluescale.util.BlueFuture
import akka.dispatch.Future
//typed so our callback can return a concrete class
trait Joinable[T <: Joinable[T]] {
var _joinedTo:Option[Joinable[_]] = None
def joinedTo = _joinedTo
var unjoinCallback:Option[(Joinable[_],T)=>Unit] = None
def join[J <:Joinable[J]](connection:J): Future[(T,J)]
def sdp:SessionDescription
def connectionState:ConnectionState //Possibly not needed here...
protected[telco] def connect[J <: Joinable[J]](join:J): Future[T]
protected[telco] def connect[J <: Joinable[J]](join:J, connectAnyMedia:Boolean): Future[T]//when do ew not want to connect with any media?
//protected[telco] def onConnect(f:()=>Unit)
protected[telco] def unjoin(): Future[T] //TODO: find out why protected isn't working here? I'm accessing it from a subclass...
def joinedMediaChange() // called by the joined class when media changes.
}