18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 2231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved. 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Redistribution and use in source and binary forms, with or without 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modification, are permitted provided that the following conditions 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * are met: 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer. 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * documentation and/or other materials provided with the distribution. 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSNamedNodeMap.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "JSNode.h" 30231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block#include "Element.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "NamedNodeMap.h" 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectusing namespace JSC; 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 372daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdochclass JSNamedNodeMapOwner : public JSC::WeakHandleOwner { 382daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch virtual bool isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown>, void* context, JSC::MarkStack&); 392daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch virtual void finalize(JSC::Handle<JSC::Unknown>, void* context); 402daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch}; 412daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 422daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdochbool JSNamedNodeMapOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, MarkStack& markStack) 432daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch{ 442daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch JSNamedNodeMap* jsNamedNodeMap = static_cast<JSNamedNodeMap*>(handle.get().asCell()); 452daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (!jsNamedNodeMap->hasCustomProperties()) 462daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return false; 472daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch Element* element = jsNamedNodeMap->impl()->element(); 482daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (!element) 492daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return false; 502daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return markStack.containsOpaqueRoot(root(element)); 512daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch} 522daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 532daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdochvoid JSNamedNodeMapOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context) 542daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch{ 552daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch JSNamedNodeMap* jsNamedNodeMap = static_cast<JSNamedNodeMap*>(handle.get().asCell()); 562daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch DOMWrapperWorld* world = static_cast<DOMWrapperWorld*>(context); 572daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch uncacheWrapper(world, jsNamedNodeMap->impl(), jsNamedNodeMap); 582daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch} 592daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 602daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdochinline JSC::WeakHandleOwner* wrapperOwner(DOMWrapperWorld*, NamedNodeMap*) 612daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch{ 622daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch DEFINE_STATIC_LOCAL(JSNamedNodeMapOwner, jsNamedNodeMapOwner, ()); 632daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return &jsNamedNodeMapOwner; 642daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch} 652daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 662daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdochinline void* wrapperContext(DOMWrapperWorld* world, NamedNodeMap*) 672daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch{ 682daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return world; 692daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch} 702daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectbool JSNamedNodeMap::canGetItemsForName(ExecState*, NamedNodeMap* impl, const Identifier& propertyName) 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 73dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block return impl->getNamedItem(identifierToString(propertyName)); 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 76dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve BlockJSValue JSNamedNodeMap::nameGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName) 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 78dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block JSNamedNodeMap* thisObj = static_cast<JSNamedNodeMap*>(asObject(slotBase)); 79dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block return toJS(exec, thisObj->impl()->getNamedItem(identifierToString(propertyName))); 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 82231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Blockvoid JSNamedNodeMap::markChildren(MarkStack& markStack) 83231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block{ 84231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block Base::markChildren(markStack); 85231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 862daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch // We need to keep the wrapper for our underlying NamedNodeMap's element 872daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch // alive because NamedNodeMap and Attr rely on the element for data, and 882daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch // don't know how to keep it alive correctly. 892daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch // FIXME: Fix this lifetime issue in the DOM, and remove this. 902daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch Element* element = impl()->element(); 912daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch if (!element) 922daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return; 932daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch markStack.addOpaqueRoot(root(element)); 942daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch} 952daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch 962daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben MurdochJSC::JSValue toJS(JSC::ExecState* exec, JSDOMGlobalObject* globalObject, NamedNodeMap* impl) 972daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch{ 982daae5fd11344eaa88a0d92b0f6d65f8d2255c00Ben Murdoch return wrap<JSNamedNodeMap>(exec, globalObject, impl); 99231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block} 100231d4e3152a9c27a73b6ac7badbe6be673aa3ddfSteve Block 1018e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} // namespace WebCore 102