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// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WEBKIT_GLUE_CACHE_MANAGER_H__
#define WEBKIT_GLUE_CACHE_MANAGER_H__
#include <stddef.h>
class CacheManager {
public:
struct UsageStats {
public:
// Capacities.
size_t min_dead_capacity;
size_t max_dead_capacity;
size_t capacity;
// Utilization.
size_t live_size;
size_t dead_size;
};
// A struct mirroring WebCore::Cache::TypeStatistic that we can send to the
// browser process.
struct ResourceTypeStat {
size_t count;
size_t size;
size_t live_size;
size_t decoded_size;
ResourceTypeStat()
: count(0), size(0), live_size(0), decoded_size(0) {}
};
// A struct mirroring WebCore::Cache::Statistics that we can send to the
// browser process.
struct ResourceTypeStats {
ResourceTypeStat images;
ResourceTypeStat css_stylesheets;
ResourceTypeStat scripts;
ResourceTypeStat xsl_stylesheets;
ResourceTypeStat fonts;
};
// Gets the usage statistics from the WebCore cache
static void GetUsageStats(UsageStats* result);
// Sets the capacities of the WebCore cache, evicting objects as necessary
static void SetCapacities(size_t min_dead_capacity,
size_t max_dead_capacity,
size_t capacity);
// Get usage stats about the WebCore cache.
static void GetResourceTypeStats(ResourceTypeStats* result);
private:
// This class only has static methods. It can't be instantiated
CacheManager();
~CacheManager();
DISALLOW_EVIL_CONSTRUCTORS(CacheManager);
};
#endif // WEBKIT_GLUE_CACHE_MANAGER_H__
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