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/*
* Copyright (C) 2016 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.
*/
#ifndef ResourceLoadObserver_h
#define ResourceLoadObserver_h
#include <wtf/HashMap.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class Document;
class KeyedDecoder;
class KeyedEncoder;
class URL;
struct ResourceLoadStatistics;
class ResourceLoadObserver {
friend class NeverDestroyed<ResourceLoadObserver>;
public:
WEBCORE_EXPORT static ResourceLoadObserver& sharedObserver();
void logFrameNavigation(bool isRedirect, const URL& sourceURL, const URL& targetURL, bool isMainFrame, const URL& mainFrameURL);
void logSubresourceLoading(bool isRedirect, const URL& sourceURL, const URL& targetURL, const URL& mainFrameURL);
void logUserInteraction(const Document&);
WEBCORE_EXPORT void writeDataToDisk();
WEBCORE_EXPORT void readDataFromDiskIfNeeded();
WEBCORE_EXPORT void setStatisticsStorageDirectory(const String&);
WEBCORE_EXPORT String statisticsForOrigin(const String&);
private:
ResourceLoadStatistics& resourceStatisticsForPrimaryDomain(const String&);
static String primaryDomain(const URL&);
bool isPrevalentResource(const String&) const;
String persistentStoragePath(const String& label) const;
void writeDataToDisk(const String& origin, const ResourceLoadStatistics&) const;
std::unique_ptr<KeyedDecoder> createDecoderFromDisk(const String& label) const;
void writeEncoderToDisk(KeyedEncoder&, const String& label) const;
HashMap<String, size_t> m_originsVisitedMap;
HashMap<String, ResourceLoadStatistics> m_resourceStatisticsMap;
String m_storagePath;
};
} // namespace WebCore
#endif /* ResourceLoadObserver_h */
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