|  | /* | 
|  | *  Copyright 2014 The WebRTC Project Authors. All rights reserved. | 
|  | * | 
|  | *  Use of this source code is governed by a BSD-style license | 
|  | *  that can be found in the LICENSE file in the root of the source | 
|  | *  tree. An additional intellectual property rights grant can be found | 
|  | *  in the file PATENTS.  All contributing project authors may | 
|  | *  be found in the AUTHORS file in the root of the source tree. | 
|  | */ | 
|  |  | 
|  | #import <Foundation/Foundation.h> | 
|  |  | 
|  | #import "ARDSignalingChannel.h" | 
|  |  | 
|  | // Wraps a WebSocket connection to the AppRTC WebSocket server. | 
|  | @interface ARDWebSocketChannel : NSObject <ARDSignalingChannel> | 
|  |  | 
|  | - (instancetype)initWithURL:(NSURL *)url | 
|  | restURL:(NSURL *)restURL | 
|  | delegate:(id<ARDSignalingChannelDelegate>)delegate; | 
|  |  | 
|  | // Registers with the WebSocket server for the given room and client id once | 
|  | // the web socket connection is open. | 
|  | - (void)registerForRoomId:(NSString *)roomId | 
|  | clientId:(NSString *)clientId; | 
|  |  | 
|  | // Sends message over the WebSocket connection if registered, otherwise POSTs to | 
|  | // the web socket server instead. | 
|  | - (void)sendMessage:(ARDSignalingMessage *)message; | 
|  |  | 
|  | @end |