1 /* 2 * Copyright (C) 2009 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 are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this 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 #ifndef StaticDOMDataStore_h 32 #define StaticDOMDataStore_h 33 34 #include "DOMDataStore.h" 35 36 namespace WebCore { 37 38 // StaticDOMDataStore 39 // 40 // StaticDOMDataStore is a DOMDataStore that manages the lifetime of the store 41 // statically. This encapsulates thread-specific DOM data for the main 42 // thread. All the maps in it are static. This is because we are unable to 43 // rely on WTF::ThreadSpecificThreadExit to do the cleanup since the place that 44 // tears down the main thread can not call any WTF functions. 45 // 46 class StaticDOMDataStore : public DOMDataStore { 47 public: 48 StaticDOMDataStore(DOMData*); 49 50 private: 51 IntrusiveDOMWrapperMap m_staticDomNodeMap; 52 InternalDOMWrapperMap<void> m_staticDomObjectMap; 53 InternalDOMWrapperMap<void> m_staticActiveDomObjectMap; 54 #if ENABLE(SVG) 55 InternalDOMWrapperMap<SVGElementInstance> m_staticDomSvgElementInstanceMap; 56 InternalDOMWrapperMap<void> m_staticDomSvgObjectWithContextMap; 57 #endif 58 }; 59 60 } // namespace WebCore 61 62 #endif // StaticDOMDataStore_h 63 64