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-rw-r--r--Source/WebCore/storage/StorageAreaImpl.cpp306
1 files changed, 0 insertions, 306 deletions
diff --git a/Source/WebCore/storage/StorageAreaImpl.cpp b/Source/WebCore/storage/StorageAreaImpl.cpp
deleted file mode 100644
index 74e2c81ff..000000000
--- a/Source/WebCore/storage/StorageAreaImpl.cpp
+++ /dev/null
@@ -1,306 +0,0 @@
-/*
- * Copyright (C) 2008 Apple Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "config.h"
-#include "StorageAreaImpl.h"
-
-#include "Document.h"
-#include "ExceptionCode.h"
-#include "Frame.h"
-#include "Page.h"
-#include "SchemeRegistry.h"
-#include "SecurityOrigin.h"
-#include "Settings.h"
-#include "StorageAreaSync.h"
-#include "StorageEventDispatcher.h"
-#include "StorageMap.h"
-#include "StorageSyncManager.h"
-#include "StorageTracker.h"
-#include <wtf/MainThread.h>
-
-namespace WebCore {
-
-StorageAreaImpl::~StorageAreaImpl()
-{
- ASSERT(isMainThread());
-}
-
-inline StorageAreaImpl::StorageAreaImpl(StorageType storageType, PassRefPtr<SecurityOrigin> origin, PassRefPtr<StorageSyncManager> syncManager, unsigned quota)
- : m_storageType(storageType)
- , m_securityOrigin(origin)
- , m_storageMap(StorageMap::create(quota))
- , m_storageSyncManager(syncManager)
-#ifndef NDEBUG
- , m_isShutdown(false)
-#endif
- , m_accessCount(0)
- , m_closeDatabaseTimer(this, &StorageAreaImpl::closeDatabaseTimerFired)
-{
- ASSERT(isMainThread());
- ASSERT(m_securityOrigin);
- ASSERT(m_storageMap);
-
- // Accessing the shared global StorageTracker when a StorageArea is created
- // ensures that the tracker is properly initialized before anyone actually needs to use it.
- StorageTracker::tracker();
-}
-
-PassRefPtr<StorageAreaImpl> StorageAreaImpl::create(StorageType storageType, PassRefPtr<SecurityOrigin> origin, PassRefPtr<StorageSyncManager> syncManager, unsigned quota)
-{
- RefPtr<StorageAreaImpl> area = adoptRef(new StorageAreaImpl(storageType, origin, syncManager, quota));
-
- // FIXME: If there's no backing storage for LocalStorage, the default WebKit behavior should be that of private browsing,
- // not silently ignoring it. https://bugs.webkit.org/show_bug.cgi?id=25894
- if (area->m_storageSyncManager) {
- area->m_storageAreaSync = StorageAreaSync::create(area->m_storageSyncManager, area.get(), area->m_securityOrigin->databaseIdentifier());
- ASSERT(area->m_storageAreaSync);
- }
-
- return area.release();
-}
-
-PassRefPtr<StorageAreaImpl> StorageAreaImpl::copy()
-{
- ASSERT(!m_isShutdown);
- return adoptRef(new StorageAreaImpl(this));
-}
-
-StorageAreaImpl::StorageAreaImpl(StorageAreaImpl* area)
- : m_storageType(area->m_storageType)
- , m_securityOrigin(area->m_securityOrigin)
- , m_storageMap(area->m_storageMap)
- , m_storageSyncManager(area->m_storageSyncManager)
-#ifndef NDEBUG
- , m_isShutdown(area->m_isShutdown)
-#endif
- , m_accessCount(0)
- , m_closeDatabaseTimer(this, &StorageAreaImpl::closeDatabaseTimerFired)
-{
- ASSERT(isMainThread());
- ASSERT(m_securityOrigin);
- ASSERT(m_storageMap);
- ASSERT(!m_isShutdown);
-}
-
-bool StorageAreaImpl::canAccessStorage(Frame* frame)
-{
- return frame && frame->page();
-}
-
-StorageType StorageAreaImpl::storageType() const
-{
- return m_storageType;
-}
-
-unsigned StorageAreaImpl::length()
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- return m_storageMap->length();
-}
-
-String StorageAreaImpl::key(unsigned index)
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- return m_storageMap->key(index);
-}
-
-String StorageAreaImpl::item(const String& key)
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- return m_storageMap->getItem(key);
-}
-
-void StorageAreaImpl::setItem(Frame* sourceFrame, const String& key, const String& value, bool& quotaException)
-{
- ASSERT(!m_isShutdown);
- ASSERT(!value.isNull());
- blockUntilImportComplete();
-
- String oldValue;
- RefPtr<StorageMap> newMap = m_storageMap->setItem(key, value, oldValue, quotaException);
- if (newMap)
- m_storageMap = newMap.release();
-
- if (quotaException)
- return;
-
- if (oldValue == value)
- return;
-
- if (m_storageAreaSync)
- m_storageAreaSync->scheduleItemForSync(key, value);
-
- dispatchStorageEvent(key, oldValue, value, sourceFrame);
-}
-
-void StorageAreaImpl::removeItem(Frame* sourceFrame, const String& key)
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- String oldValue;
- RefPtr<StorageMap> newMap = m_storageMap->removeItem(key, oldValue);
- if (newMap)
- m_storageMap = newMap.release();
-
- if (oldValue.isNull())
- return;
-
- if (m_storageAreaSync)
- m_storageAreaSync->scheduleItemForSync(key, String());
-
- dispatchStorageEvent(key, oldValue, String(), sourceFrame);
-}
-
-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);
-}
-
-bool StorageAreaImpl::contains(const String& key)
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- return m_storageMap->contains(key);
-}
-
-void StorageAreaImpl::importItems(const HashMap<String, String>& items)
-{
- ASSERT(!m_isShutdown);
-
- m_storageMap->importItems(items);
-}
-
-void StorageAreaImpl::close()
-{
- if (m_storageAreaSync)
- m_storageAreaSync->scheduleFinalSync();
-
-#ifndef NDEBUG
- m_isShutdown = true;
-#endif
-}
-
-void StorageAreaImpl::clearForOriginDeletion()
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- if (m_storageMap->length()) {
- unsigned quota = m_storageMap->quota();
- m_storageMap = StorageMap::create(quota);
- }
-
- if (m_storageAreaSync) {
- m_storageAreaSync->scheduleClear();
- m_storageAreaSync->scheduleCloseDatabase();
- }
-}
-
-void StorageAreaImpl::sync()
-{
- ASSERT(!m_isShutdown);
- blockUntilImportComplete();
-
- if (m_storageAreaSync)
- m_storageAreaSync->scheduleSync();
-}
-
-void StorageAreaImpl::blockUntilImportComplete() const
-{
- if (m_storageAreaSync)
- m_storageAreaSync->blockUntilImportComplete();
-}
-
-size_t StorageAreaImpl::memoryBytesUsedByCache()
-{
- return 0;
-}
-
-void StorageAreaImpl::incrementAccessCount()
-{
- m_accessCount++;
-
- if (m_closeDatabaseTimer.isActive())
- m_closeDatabaseTimer.stop();
-}
-
-void StorageAreaImpl::decrementAccessCount()
-{
- ASSERT(m_accessCount);
- --m_accessCount;
-
- if (!m_accessCount) {
- if (m_closeDatabaseTimer.isActive())
- m_closeDatabaseTimer.stop();
- m_closeDatabaseTimer.startOneShot(StorageTracker::tracker().storageDatabaseIdleInterval());
- }
-}
-
-void StorageAreaImpl::closeDatabaseTimerFired(Timer<StorageAreaImpl> *)
-{
- blockUntilImportComplete();
- if (m_storageAreaSync)
- m_storageAreaSync->scheduleCloseDatabase();
-}
-
-void StorageAreaImpl::closeDatabaseIfIdle()
-{
- if (m_closeDatabaseTimer.isActive()) {
- ASSERT(!m_accessCount);
- m_closeDatabaseTimer.stop();
-
- closeDatabaseTimerFired(&m_closeDatabaseTimer);
- }
-}
-
-void StorageAreaImpl::dispatchStorageEvent(const String& key, const String& oldValue, const String& newValue, Frame* sourceFrame)
-{
- if (m_storageType == LocalStorage)
- StorageEventDispatcher::dispatchLocalStorageEvents(key, oldValue, newValue, m_securityOrigin.get(), sourceFrame);
- else
- StorageEventDispatcher::dispatchSessionStorageEvents(key, oldValue, newValue, m_securityOrigin.get(), sourceFrame);
-}
-
-} // namespace WebCore