| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "core/dom/custom/V0CustomElementUpgradeCandidateMap.h" |
| |
| #include "core/dom/Element.h" |
| |
| namespace blink { |
| |
| V0CustomElementUpgradeCandidateMap* V0CustomElementUpgradeCandidateMap::create() |
| { |
| return new V0CustomElementUpgradeCandidateMap(); |
| } |
| |
| V0CustomElementUpgradeCandidateMap::~V0CustomElementUpgradeCandidateMap() |
| { |
| } |
| |
| void V0CustomElementUpgradeCandidateMap::add(const V0CustomElementDescriptor& descriptor, Element* element) |
| { |
| observe(element); |
| |
| UpgradeCandidateMap::AddResult result = m_upgradeCandidates.add(element, descriptor); |
| ASSERT_UNUSED(result, result.isNewEntry); |
| |
| UnresolvedDefinitionMap::iterator it = m_unresolvedDefinitions.find(descriptor); |
| ElementSet* elements; |
| if (it == m_unresolvedDefinitions.end()) |
| elements = m_unresolvedDefinitions.add(descriptor, new ElementSet()).storedValue->value.get(); |
| else |
| elements = it->value.get(); |
| elements->add(element); |
| } |
| |
| void V0CustomElementUpgradeCandidateMap::elementWasDestroyed(Element* element) |
| { |
| V0CustomElementObserver::elementWasDestroyed(element); |
| UpgradeCandidateMap::iterator candidate = m_upgradeCandidates.find(element); |
| ASSERT_WITH_SECURITY_IMPLICATION(candidate != m_upgradeCandidates.end()); |
| |
| UnresolvedDefinitionMap::iterator elements = m_unresolvedDefinitions.find(candidate->value); |
| ASSERT_WITH_SECURITY_IMPLICATION(elements != m_unresolvedDefinitions.end()); |
| elements->value->remove(element); |
| m_upgradeCandidates.remove(candidate); |
| } |
| |
| V0CustomElementUpgradeCandidateMap::ElementSet* V0CustomElementUpgradeCandidateMap::takeUpgradeCandidatesFor(const V0CustomElementDescriptor& descriptor) |
| { |
| ElementSet* candidates = m_unresolvedDefinitions.take(descriptor); |
| |
| if (!candidates) |
| return nullptr; |
| |
| for (const auto& candidate : *candidates) { |
| unobserve(candidate); |
| m_upgradeCandidates.remove(candidate); |
| } |
| return candidates; |
| } |
| |
| DEFINE_TRACE(V0CustomElementUpgradeCandidateMap) |
| { |
| visitor->trace(m_upgradeCandidates); |
| visitor->trace(m_unresolvedDefinitions); |
| V0CustomElementObserver::trace(visitor); |
| } |
| |
| } // namespace blink |