This source file includes following definitions.
- qualifiedNameCache
- toString
- DEFINE_GLOBAL
- nullQName
- localNameUpper
- computeHash
- createQualifiedName
- createQualifiedName
#include "config.h"
#ifdef SKIP_STATIC_CONSTRUCTORS_ON_GCC
#define WEBCORE_QUALIFIEDNAME_HIDE_GLOBALS 1
#else
#define QNAME_DEFAULT_CONSTRUCTOR
#endif
#include "HTMLNames.h"
#include "SVGNames.h"
#include "XLinkNames.h"
#include "XMLNSNames.h"
#include "XMLNames.h"
#include "core/dom/QualifiedName.h"
#include "wtf/Assertions.h"
#include "wtf/HashSet.h"
#include "wtf/MainThread.h"
#include "wtf/StaticConstructors.h"
namespace WebCore {
static const int staticQualifiedNamesCount = HTMLNames::HTMLTagsCount + HTMLNames::HTMLAttrsCount
+ SVGNames::SVGTagsCount + SVGNames::SVGAttrsCount
+ XLinkNames::XLinkAttrsCount
+ XMLNSNames::XMLNSAttrsCount
+ XMLNames::XMLAttrsCount;
struct QualifiedNameHashTraits : public HashTraits<QualifiedName::QualifiedNameImpl*> {
static const unsigned minimumTableSize = WTF::HashTableCapacityForSize<staticQualifiedNamesCount>::value;
};
typedef HashSet<QualifiedName::QualifiedNameImpl*, QualifiedNameHash, QualifiedNameHashTraits> QualifiedNameCache;
static QualifiedNameCache& qualifiedNameCache()
{
ASSERT(isMainThread());
static QualifiedNameCache* gNameCache = new QualifiedNameCache;
return *gNameCache;
}
struct QNameComponentsTranslator {
static unsigned hash(const QualifiedNameComponents& components)
{
return hashComponents(components);
}
static bool equal(QualifiedName::QualifiedNameImpl* name, const QualifiedNameComponents& c)
{
return c.m_prefix == name->m_prefix.impl() && c.m_localName == name->m_localName.impl() && c.m_namespace == name->m_namespace.impl();
}
static void translate(QualifiedName::QualifiedNameImpl*& location, const QualifiedNameComponents& components, unsigned)
{
location = QualifiedName::QualifiedNameImpl::create(AtomicString(components.m_prefix), AtomicString(components.m_localName), AtomicString(components.m_namespace)).leakRef();
}
};
QualifiedName::QualifiedName(const AtomicString& p, const AtomicString& l, const AtomicString& n)
{
QualifiedNameComponents components = { p.impl(), l.impl(), n.isEmpty() ? nullAtom.impl() : n.impl() };
QualifiedNameCache::AddResult addResult = qualifiedNameCache().add<QNameComponentsTranslator>(components);
m_impl = addResult.isNewEntry ? adoptRef(*addResult.storedValue) : *addResult.storedValue;
}
QualifiedName::~QualifiedName()
{
}
QualifiedName::QualifiedNameImpl::~QualifiedNameImpl()
{
qualifiedNameCache().remove(this);
}
String QualifiedName::toString() const
{
String local = localName();
if (hasPrefix())
return prefix().string() + ":" + local;
return local;
}
DEFINE_GLOBAL(QualifiedName, anyName, nullAtom, starAtom, starAtom)
void QualifiedName::init()
{
ASSERT(starAtom.impl());
new ((void*)&anyName) QualifiedName(nullAtom, starAtom, starAtom);
}
const QualifiedName& nullQName()
{
DEFINE_STATIC_LOCAL(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.upper();
return m_impl->m_localNameUpper;
}
unsigned QualifiedName::QualifiedNameImpl::computeHash() const
{
QualifiedNameComponents components = { m_prefix.impl(), m_localName.impl(), m_namespace.impl() };
return hashComponents(components);
}
void createQualifiedName(void* targetAddress, StringImpl* name, const AtomicString& nameNamespace)
{
new (targetAddress) QualifiedName(nullAtom, AtomicString(name), nameNamespace);
}
void createQualifiedName(void* targetAddress, StringImpl* name)
{
new (targetAddress) QualifiedName(nullAtom, AtomicString(name), nullAtom);
}
}