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      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/RTCVoidRequestImpl.h"
     34 
     35 #include "core/html/VoidCallback.h"
     36 #include "modules/mediastream/RTCErrorCallback.h"
     37 #include "modules/mediastream/RTCPeerConnection.h"
     38 
     39 namespace WebCore {
     40 
     41 PassRefPtr<RTCVoidRequestImpl> RTCVoidRequestImpl::create(ExecutionContext* context, PassRefPtrWillBeRawPtr<RTCPeerConnection> requester, PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
     42 {
     43     RefPtr<RTCVoidRequestImpl> request = adoptRef(new RTCVoidRequestImpl(context, requester, successCallback, errorCallback));
     44     request->suspendIfNeeded();
     45     return request.release();
     46 }
     47 
     48 RTCVoidRequestImpl::RTCVoidRequestImpl(ExecutionContext* context, PassRefPtrWillBeRawPtr<RTCPeerConnection> requester, PassOwnPtr<VoidCallback> successCallback, PassOwnPtr<RTCErrorCallback> errorCallback)
     49     : ActiveDOMObject(context)
     50     , m_successCallback(successCallback)
     51     , m_errorCallback(errorCallback)
     52     , m_requester(requester)
     53 {
     54     ASSERT(m_requester);
     55 }
     56 
     57 RTCVoidRequestImpl::~RTCVoidRequestImpl()
     58 {
     59 }
     60 
     61 void RTCVoidRequestImpl::requestSucceeded()
     62 {
     63     bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false;
     64     if (shouldFireCallback && m_successCallback)
     65         m_successCallback->handleEvent();
     66 
     67     clear();
     68 }
     69 
     70 void RTCVoidRequestImpl::requestFailed(const String& error)
     71 {
     72     bool shouldFireCallback = m_requester ? m_requester->shouldFireDefaultCallbacks() : false;
     73     if (shouldFireCallback && m_errorCallback.get())
     74         m_errorCallback->handleEvent(error);
     75 
     76     clear();
     77 }
     78 
     79 void RTCVoidRequestImpl::stop()
     80 {
     81     clear();
     82 }
     83 
     84 void RTCVoidRequestImpl::clear()
     85 {
     86     m_successCallback.clear();
     87     m_errorCallback.clear();
     88     m_requester.clear();
     89 }
     90 
     91 } // namespace WebCore
     92