/*
* Copyright (C) 2009 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef QuotaTracker_h
#define QuotaTracker_h
#include "platform/weborigin/SecurityOrigin.h"
#include "wtf/HashMap.h"
#include "wtf/ThreadingPrimitives.h"
#include "wtf/text/StringHash.h"
#include "wtf/text/WTFString.h"
namespace WebCore {
class QuotaTracker {
public:
static QuotaTracker& instance();
void getDatabaseSizeAndSpaceAvailableToOrigin(
const String& originIdentifier, const String& databaseName,
unsigned long long* databaseSize, unsigned long long* spaceAvailable);
void updateDatabaseSize(
const String& originIdentifier, const String& databaseName,
unsigned long long databaseSize);
void updateSpaceAvailableToOrigin(const String& originIdentifier, unsigned long long spaceAvailable);
void resetSpaceAvailableToOrigin(const String& originIdentifier);
private:
QuotaTracker() { }
typedef HashMap<String, unsigned long long> SizeMap;
SizeMap m_spaceAvailableToOrigins;
HashMap<String, SizeMap> m_databaseSizes;
Mutex m_dataGuard;
};
}
#endif // QuotaTracker_h