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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:41 -0800
commit648161bb0edfc3d43db63caed5cc5213bc6cb78f (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /WebCore/storage/OriginUsageRecord.h
parenta65af38181ac7d34544586bdb5cd004de93897ad (diff)
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-rw-r--r--WebCore/storage/OriginUsageRecord.h67
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diff --git a/WebCore/storage/OriginUsageRecord.h b/WebCore/storage/OriginUsageRecord.h
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-/*
- * 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.
- * 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE 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 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 OriginUsageRecord_h
-#define OriginUsageRecord_h
-
-#include "PlatformString.h"
-#include "StringHash.h"
-
-#include <wtf/HashMap.h>
-#include <wtf/HashSet.h>
-
-namespace WebCore {
-
-// Objects of this class can be used from multiple threads with external synchronization.
-// String arguments are also supposed to be deeply copied by the caller when necessary.
-class OriginUsageRecord {
-public:
- OriginUsageRecord();
-
- void addDatabase(const String& identifier, const String& fullPath);
- void removeDatabase(const String& identifier);
- void markDatabase(const String& identifier); // Size may have changed, and will need to be recalculated.
- unsigned long long diskUsage();
-
-private:
- struct DatabaseEntry {
- DatabaseEntry() { }
- DatabaseEntry(const String& filename) : filename(filename) { }
- DatabaseEntry(const String& filename, unsigned long long size) : filename(filename), size(size) { }
- String filename;
- unsigned long long size; // This member remains uninitialized until disk usage is calculated.
- };
- HashMap<String, DatabaseEntry> m_databaseMap;
- HashSet<String> m_unknownSet;
-
- unsigned long long m_cachedDiskUsage;
- bool m_cachedDiskUsageIsValid;
-};
-
-} // namespace WebCore
-
-#endif