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/*
* 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
* OWNER 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 "public/web/WebCache.h"
#include "core/fetch/MemoryCache.h"
namespace blink {
// A helper method for coverting a MemoryCache::TypeStatistic to a
// WebCache::ResourceTypeStat.
static void ToResourceTypeStat(const MemoryCache::TypeStatistic& from,
WebCache::ResourceTypeStat& to)
{
to.count = static_cast<size_t>(from.count);
to.size = static_cast<size_t>(from.size);
to.liveSize = static_cast<size_t>(from.liveSize);
to.decodedSize = static_cast<size_t>(from.decodedSize);
}
void WebCache::setCapacities(
size_t minDeadCapacity, size_t maxDeadCapacity, size_t capacity)
{
MemoryCache* cache = memoryCache();
if (cache)
cache->setCapacities(static_cast<unsigned>(minDeadCapacity), static_cast<unsigned>(maxDeadCapacity), static_cast<unsigned>(capacity));
}
void WebCache::clear()
{
MemoryCache* cache = memoryCache();
if (cache)
cache->evictResources();
}
void WebCache::getUsageStats(UsageStats* result)
{
ASSERT(result);
MemoryCache* cache = memoryCache();
if (cache) {
result->minDeadCapacity = cache->minDeadCapacity();
result->maxDeadCapacity = cache->maxDeadCapacity();
result->capacity = cache->capacity();
result->liveSize = cache->liveSize();
result->deadSize = cache->deadSize();
} else
memset(result, 0, sizeof(UsageStats));
}
void WebCache::getResourceTypeStats(ResourceTypeStats* result)
{
MemoryCache* cache = memoryCache();
if (cache) {
MemoryCache::Statistics stats = cache->getStatistics();
ToResourceTypeStat(stats.images, result->images);
ToResourceTypeStat(stats.cssStyleSheets, result->cssStyleSheets);
ToResourceTypeStat(stats.scripts, result->scripts);
ToResourceTypeStat(stats.xslStyleSheets, result->xslStyleSheets);
ToResourceTypeStat(stats.fonts, result->fonts);
} else
memset(result, 0, sizeof(WebCache::ResourceTypeStats));
}
void WebCache::pruneAll()
{
MemoryCache* cache = memoryCache();
if (cache)
cache->pruneAll();
}
} // namespace blink
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