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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef COMPONENTS_BROWSING_DATA_CONTENT_CONDITIONAL_CACHE_COUNTING_HELPER_H_
#define COMPONENTS_BROWSING_DATA_CONTENT_CONDITIONAL_CACHE_COUNTING_HELPER_H_
#include "base/functional/callback_forward.h"
#include "base/task/sequenced_task_runner_helpers.h"
#include "net/base/net_errors.h"
namespace content {
class StoragePartition;
}
namespace browsing_data {
// Helper to count the size of the http cache data from a StoragePartition.
class ConditionalCacheCountingHelper {
public:
// Returns if this value is an upper estimate and the number bytes in the
// selected range.
typedef base::OnceCallback<void(bool, int64_t)> CacheCountCallback;
ConditionalCacheCountingHelper(const ConditionalCacheCountingHelper&) =
delete;
ConditionalCacheCountingHelper& operator=(
const ConditionalCacheCountingHelper&) = delete;
// Counts the cache entries according to the specified time range.
// Must be called on the UI thread.
//
// The |completion_callback| will be invoked when the operation completes.
static void Count(content::StoragePartition* storage_partition,
base::Time begin_time,
base::Time end_time,
CacheCountCallback result_callback);
};
} // namespace browsing_data
#endif // COMPONENTS_BROWSING_DATA_CONTENT_CONDITIONAL_CACHE_COUNTING_HELPER_H_
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