#include "config.h"
#include "Storage.h"
#if ENABLE(DOM_STORAGE)
#include "StorageArea.h"
#include "PlatformString.h"
#include <wtf/PassRefPtr.h>
namespace WebCore {
PassRefPtr<Storage> Storage::create(Frame* frame, PassRefPtr<StorageArea> storageArea)
{
return adoptRef(new Storage(frame, storageArea));
}
Storage::Storage(Frame* frame, PassRefPtr<StorageArea> storageArea)
: m_frame(frame)
, m_storageArea(storageArea)
{
ASSERT(m_frame);
ASSERT(m_storageArea);
}
Storage::~Storage()
{
}
unsigned Storage::length() const
{
if (!m_frame)
return 0;
return m_storageArea->length();
}
String Storage::key(unsigned index) const
{
if (!m_frame)
return String();
return m_storageArea->key(index);
}
String Storage::getItem(const String& key) const
{
if (!m_frame)
return String();
return m_storageArea->getItem(key);
}
void Storage::setItem(const String& key, const String& value, ExceptionCode& ec)
{
ec = 0;
if (!m_frame)
return;
m_storageArea->setItem(key, value, ec, m_frame);
}
void Storage::removeItem(const String& key)
{
if (!m_frame)
return;
m_storageArea->removeItem(key, m_frame);
}
void Storage::clear()
{
if (!m_frame)
return;
m_storageArea->clear(m_frame);
}
bool Storage::contains(const String& key) const
{
if (!m_frame)
return false;
return m_storageArea->contains(key);
}
}
#endif // ENABLE(DOM_STORAGE)