1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * 3. Neither the name of Google Inc. nor the names of its contributors 15 * may be used to endorse or promote products derived from this 16 * software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include "config.h" 32 33#include "modules/mediastream/RTCSessionDescriptionRequestImpl.h" 34 35#include "modules/mediastream/RTCErrorCallback.h" 36#include "modules/mediastream/RTCPeerConnection.h" 37#include "modules/mediastream/RTCSessionDescription.h" 38#include "modules/mediastream/RTCSessionDescriptionCallback.h" 39#include "public/platform/WebRTCSessionDescription.h" 40#include "wtf/RefPtr.h" 41 42namespace blink { 43 44RTCSessionDescriptionRequestImpl* RTCSessionDescriptionRequestImpl::create(ExecutionContext* context, RTCPeerConnection* requester, RTCSessionDescriptionCallback* successCallback, RTCErrorCallback* errorCallback) 45{ 46 RTCSessionDescriptionRequestImpl* request = new RTCSessionDescriptionRequestImpl(context, requester, successCallback, errorCallback); 47 request->suspendIfNeeded(); 48 return request; 49} 50 51RTCSessionDescriptionRequestImpl::RTCSessionDescriptionRequestImpl(ExecutionContext* context, RTCPeerConnection* requester, RTCSessionDescriptionCallback* successCallback, RTCErrorCallback* errorCallback) 52 : ActiveDOMObject(context) 53 , m_successCallback(successCallback) 54 , m_errorCallback(errorCallback) 55 , m_requester(requester) 56{ 57 ASSERT(m_requester); 58} 59 60RTCSessionDescriptionRequestImpl::~RTCSessionDescriptionRequestImpl() 61{ 62} 63 64void RTCSessionDescriptionRequestImpl::requestSucceeded(const WebRTCSessionDescription& webSessionDescription) 65{ 66 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false; 67 if (shouldFireCallback && m_successCallback) 68 m_successCallback->handleEvent(RTCSessionDescription::create(webSessionDescription)); 69 clear(); 70} 71 72void RTCSessionDescriptionRequestImpl::requestFailed(const String& error) 73{ 74 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false; 75 if (shouldFireCallback && m_errorCallback) 76 m_errorCallback->handleEvent(error); 77 78 clear(); 79} 80 81void RTCSessionDescriptionRequestImpl::stop() 82{ 83 clear(); 84} 85 86void RTCSessionDescriptionRequestImpl::clear() 87{ 88 m_successCallback.clear(); 89 m_errorCallback.clear(); 90 m_requester.clear(); 91} 92 93void RTCSessionDescriptionRequestImpl::trace(Visitor* visitor) 94{ 95 visitor->trace(m_successCallback); 96 visitor->trace(m_errorCallback); 97 visitor->trace(m_requester); 98 RTCSessionDescriptionRequest::trace(visitor); 99} 100 101} // namespace blink 102