1635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project/* 28f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian * Copyright (C) 2008, 2009 Google Inc. All rights reserved. 38f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian * 4635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * Redistribution and use in source and binary forms, with or without 5635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * modification, are permitted provided that the following conditions are 6635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * met: 78f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian * 8635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Redistributions of source code must retain the above copyright 9635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * notice, this list of conditions and the following disclaimer. 10635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Redistributions in binary form must reproduce the above 11635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * copyright notice, this list of conditions and the following disclaimer 12635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * in the documentation and/or other materials provided with the 13635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * distribution. 14635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * * Neither the name of Google Inc. nor the names of its 15635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * contributors may be used to endorse or promote products derived from 16635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * this software without specific prior written permission. 17635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * 18635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project */ 30635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 318f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#include "config.h" 328f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#include "ScriptInstance.h" 33635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 348f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#ifndef NDEBUG 358f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#include "V8Proxy.h" 368f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#endif 378f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#include <wtf/Assertions.h> 38635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 39635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Projectnamespace WebCore { 40635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 418f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng QianV8ScriptInstance::V8ScriptInstance() 42635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 438f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian} 44635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 458f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng QianV8ScriptInstance::V8ScriptInstance(v8::Handle<v8::Object> instance) 468f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian{ 478f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian set(instance); 48635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 49635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 508f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng QianV8ScriptInstance::~V8ScriptInstance() 51635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 528f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian clear(); 53635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 54635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 558f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qianv8::Persistent<v8::Object> V8ScriptInstance::instance() 56635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project{ 578f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian return m_instance; 58635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project} 59635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 608f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qianvoid V8ScriptInstance::clear() 618f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian{ 628f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian if (m_instance.IsEmpty()) 638f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian return; 648f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#ifndef NDEBUG 650bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch V8GCController::unregisterGlobalHandle(this, m_instance); 668f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#endif 678f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian m_instance.Dispose(); 688f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian m_instance.Clear(); 698f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian} 708f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 718f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qianvoid V8ScriptInstance::set(v8::Handle<v8::Object> instance) 728f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian{ 738f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian clear(); 748f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian if (instance.IsEmpty()) 758f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian return; 76635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 778f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian m_instance = v8::Persistent<v8::Object>::New(instance); 788f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#ifndef NDEBUG 790bf48ef3be53ddaa52bbead65dfd75bf90e7a2b5Ben Murdoch V8GCController::registerGlobalHandle(SCRIPTINSTANCE, this, m_instance); 808f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian#endif 818f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian} 828f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 838f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian} // namespace WebCore 84