/**
* Copyright 2010-2011 Voxeo Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
* file except in compliance with the License.
*
* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed
* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS
* OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
package com.voxeo.moho;
import javax.media.mscontrol.join.JoinableStream;
/**
* A type of Participant which can have multiple media streams
*
* @author wchen
*/
public interface MultiStreamParticipant extends Participant {
/**
* @param value
* Identifies a type of media, like audio, video
* @return a JoinableStream, referencing the media of the given type; It can
* be used to restrict a join to this specific stream. null if the
* container does not support this type of media.
* @throws MediaException
* when there is media server error.
* @throws IllegalStateException
* when the call is {@link Participant.JoinType#DIRECT Direct} mode
* or the call isn't answered.
*/
JoinableStream getJoinableStream(JoinableStream.StreamType value);
/**
* @return an array of all existing streams. The array may contain more than
* one stream of each type (e.g. two audio, one video).
* @throws MediaException
* when there is media server error.
* @throws IllegalStateException
* when the call is {@link Participant.JoinType#DIRECT Direct} mode
* or the call isn't answered.
*/
JoinableStream[] getJoinableStreams();
}