void StorageAreaImpl::clear(Frame* sourceFrame)
{
ASSERT(!m_isShutdown);
blockUntilImportComplete();
if (!m_storageMap->length())
return;
unsigned quota = m_storageMap->quota();
m_storageMap = StorageMap::create(quota);
if (m_storageAreaSync)
m_storageAreaSync->scheduleClear();
dispatchStorageEvent(String(), String(), String(), sourceFrame);
}
void StorageAreaImpl::removeItem(Frame* sourceFrame, const String& key)
{
ASSERT(!m_isShutdown);
blockUntilImportComplete();
String oldValue;
auto newMap = m_storageMap->removeItem(key, oldValue);
if (newMap)
m_storageMap = WTFMove(newMap);
if (oldValue.isNull())
return;
if (m_storageAreaSync)
m_storageAreaSync->scheduleItemForSync(key, String());
dispatchStorageEvent(key, oldValue, String(), sourceFrame);
}
void StorageAreaImpl::setItem(Frame* sourceFrame, const String& key, const String& value, bool& quotaException)
{
ASSERT(!m_isShutdown);
ASSERT(!value.isNull());
blockUntilImportComplete();
String oldValue;
auto newMap = m_storageMap->setItem(key, value, oldValue, quotaException);
if (newMap)
m_storageMap = WTFMove(newMap);
if (quotaException)
return;
if (oldValue == value)
return;
if (m_storageAreaSync)
m_storageAreaSync->scheduleItemForSync(key, value);
dispatchStorageEvent(key, oldValue, value, sourceFrame);
}
void SessionStorageArea::areaCleared(Frame* sourceFrame)
{
dispatchStorageEvent(String(), String(), String(), sourceFrame);
}
void SessionStorageArea::itemRemoved(const String& key, const String& oldValue, Frame* sourceFrame)
{
dispatchStorageEvent(key, oldValue, String(), sourceFrame);
}
void SessionStorageArea::itemChanged(const String& key, const String& oldValue, const String& newValue, Frame* sourceFrame)
{
dispatchStorageEvent(key, oldValue, newValue, sourceFrame);
}
