зеркало из https://github.com/mozilla/gecko-dev.git
33 строки
952 B
C++
33 строки
952 B
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsHtml5AtomTable.h"
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#include "nsThreadUtils.h"
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nsHtml5AtomTable::nsHtml5AtomTable() : mRecentlyUsedParserAtoms{} {
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#ifdef DEBUG
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mPermittedLookupEventTarget = mozilla::GetCurrentThreadSerialEventTarget();
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#endif
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}
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nsHtml5AtomTable::~nsHtml5AtomTable() {}
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nsAtom* nsHtml5AtomTable::GetAtom(const nsAString& aKey) {
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#ifdef DEBUG
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MOZ_ASSERT(mPermittedLookupEventTarget->IsOnCurrentThread());
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#endif
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uint32_t index = mozilla::HashString(aKey) % RECENTLY_USED_PARSER_ATOMS_SIZE;
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if (nsAtom* atom = mRecentlyUsedParserAtoms[index]) {
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if (atom->Equals(aKey)) {
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return atom;
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}
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}
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RefPtr<nsAtom> atom = NS_Atomize(aKey);
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nsAtom* ret = atom.get();
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mRecentlyUsedParserAtoms[index] = atom.forget();
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return ret;
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}
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