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