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/*
* Copyright (C) 2010, 2011, 2012 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. AND ITS CONTRIBUTORS ``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 ITS 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.
*/
#ifndef PlatformStrategies_h
#define PlatformStrategies_h
namespace WebCore {
class CookiesStrategy;
class DatabaseStrategy;
class LoaderStrategy;
class PasteboardStrategy;
class PluginStrategy;
class SharedWorkerStrategy;
class StorageStrategy;
class VisitedLinkStrategy;
class PlatformStrategies {
public:
CookiesStrategy* cookiesStrategy()
{
if (!m_cookiesStrategy)
m_cookiesStrategy = createCookiesStrategy();
return m_cookiesStrategy;
}
DatabaseStrategy* databaseStrategy()
{
if (!m_databaseStrategy)
m_databaseStrategy = createDatabaseStrategy();
return m_databaseStrategy;
}
LoaderStrategy* loaderStrategy()
{
if (!m_loaderStrategy)
m_loaderStrategy = createLoaderStrategy();
return m_loaderStrategy;
}
PasteboardStrategy* pasteboardStrategy()
{
if (!m_pasteboardStrategy)
m_pasteboardStrategy = createPasteboardStrategy();
return m_pasteboardStrategy;
}
PluginStrategy* pluginStrategy()
{
if (!m_pluginStrategy)
m_pluginStrategy = createPluginStrategy();
return m_pluginStrategy;
}
SharedWorkerStrategy* sharedWorkerStrategy()
{
if (!m_sharedWorkerStrategy)
m_sharedWorkerStrategy = createSharedWorkerStrategy();
return m_sharedWorkerStrategy;
}
VisitedLinkStrategy* visitedLinkStrategy()
{
if (!m_visitedLinkStrategy)
m_visitedLinkStrategy = createVisitedLinkStrategy();
return m_visitedLinkStrategy;
}
StorageStrategy* storageStrategy()
{
if (!m_storageStrategy)
m_storageStrategy = createStorageStrategy();
return m_storageStrategy;
}
protected:
PlatformStrategies()
: m_cookiesStrategy(0)
, m_databaseStrategy(0)
, m_loaderStrategy(0)
, m_pasteboardStrategy(0)
, m_pluginStrategy(0)
, m_sharedWorkerStrategy(0)
, m_storageStrategy(0)
, m_visitedLinkStrategy(0)
{
}
virtual ~PlatformStrategies()
{
}
private:
virtual CookiesStrategy* createCookiesStrategy() = 0;
virtual DatabaseStrategy* createDatabaseStrategy() = 0;
virtual LoaderStrategy* createLoaderStrategy() = 0;
virtual PasteboardStrategy* createPasteboardStrategy() = 0;
virtual PluginStrategy* createPluginStrategy() = 0;
virtual SharedWorkerStrategy* createSharedWorkerStrategy() = 0;
virtual StorageStrategy* createStorageStrategy() = 0;
virtual VisitedLinkStrategy* createVisitedLinkStrategy() = 0;
CookiesStrategy* m_cookiesStrategy;
DatabaseStrategy* m_databaseStrategy;
LoaderStrategy* m_loaderStrategy;
PasteboardStrategy* m_pasteboardStrategy;
PluginStrategy* m_pluginStrategy;
SharedWorkerStrategy* m_sharedWorkerStrategy;
StorageStrategy* m_storageStrategy;
VisitedLinkStrategy* m_visitedLinkStrategy;
};
PlatformStrategies* platformStrategies();
void setPlatformStrategies(PlatformStrategies*);
bool hasPlatformStrategies();
} // namespace WebCore
#endif // PlatformStrategies_h
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