76 lines
2.4 KiB
C++
76 lines
2.4 KiB
C++
/*
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* Copyright (C) 2005, 2006, 2009 Apple Inc. All rights reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "config.h"
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#include "QualifiedName.h"
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#include "QualifiedNameCache.h"
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#include "ThreadGlobalData.h"
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#include <wtf/Assertions.h>
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namespace WebCore {
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DEFINE_ALLOCATOR_WITH_HEAP_IDENTIFIER(QualifiedName);
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DEFINE_ALLOCATOR_WITH_HEAP_IDENTIFIER(QualifiedNameQualifiedNameImpl);
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QualifiedName::QualifiedName(const AtomString& p, const AtomString& l, const AtomString& n)
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: m_impl(threadGlobalData().qualifiedNameCache().getOrCreate(QualifiedNameComponents { p.impl(), l.impl(), n.isEmpty() ? nullptr : n.impl() }))
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{
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}
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QualifiedName::QualifiedNameImpl::~QualifiedNameImpl()
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{
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threadGlobalData().qualifiedNameCache().remove(*this);
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}
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// Global init routines
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LazyNeverDestroyed<const QualifiedName> anyName;
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void QualifiedName::init()
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{
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static bool initialized = false;
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if (initialized)
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return;
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ASSERT_WITH_MESSAGE(WTF::nullAtomData.isConstructed(), "AtomString::init should have been called");
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anyName.construct(nullAtom(), starAtom(), starAtom());
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initialized = true;
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}
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const QualifiedName& nullQName()
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{
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static NeverDestroyed<QualifiedName> nullName(nullAtom(), nullAtom(), nullAtom());
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return nullName;
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}
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const AtomString& QualifiedName::localNameUpper() const
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{
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if (!m_impl->m_localNameUpper)
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m_impl->m_localNameUpper = m_impl->m_localName.convertToASCIIUppercase();
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return m_impl->m_localNameUpper;
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}
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unsigned QualifiedName::QualifiedNameImpl::computeHash() const
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{
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QualifiedNameComponents components = { m_prefix.impl(), m_localName.impl(), m_namespace.impl() };
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return hashComponents(components);
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}
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}
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