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 42 namespace WebCore { 43 44 PassRefPtr<RTCSessionDescriptionRequestImpl> RTCSessionDescriptionRequestImpl::create(ExecutionContext* context, PassRefPtrWillBeRawPtr<RTCPeerConnection> requester, PassOwnPtr<RTCSessionDescriptionCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback) 45 { 46 RefPtr<RTCSessionDescriptionRequestImpl> request = adoptRef(new RTCSessionDescriptionRequestImpl(context, requester, successCallback, errorCallback)); 47 request->suspendIfNeeded(); 48 return request.release(); 49 } 50 51 RTCSessionDescriptionRequestImpl::RTCSessionDescriptionRequestImpl(ExecutionContext* context, PassRefPtrWillBeRawPtr<RTCPeerConnection> requester, PassOwnPtr<RTCSessionDescriptionCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback) 52 : ActiveDOMObject(context) 53 , m_successCallback(successCallback) 54 , m_errorCallback(errorCallback) 55 , m_requester(requester) 56 { 57 ASSERT(m_requester); 58 } 59 60 RTCSessionDescriptionRequestImpl::~RTCSessionDescriptionRequestImpl() 61 { 62 } 63 64 void RTCSessionDescriptionRequestImpl::requestSucceeded(const blink::WebRTCSessionDescription& webSessionDescription) 65 { 66 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false; 67 if (shouldFireCallback && m_successCallback) { 68 RefPtrWillBeRawPtr<RTCSessionDescription> sessionDescription = RTCSessionDescription::create(webSessionDescription); 69 m_successCallback->handleEvent(sessionDescription.get()); 70 } 71 72 clear(); 73 } 74 75 void RTCSessionDescriptionRequestImpl::requestFailed(const String& error) 76 { 77 bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false; 78 if (shouldFireCallback && m_errorCallback) 79 m_errorCallback->handleEvent(error); 80 81 clear(); 82 } 83 84 void RTCSessionDescriptionRequestImpl::stop() 85 { 86 clear(); 87 } 88 89 void RTCSessionDescriptionRequestImpl::clear() 90 { 91 m_successCallback.clear(); 92 m_errorCallback.clear(); 93 m_requester.clear(); 94 } 95 96 } // namespace WebCore 97