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// Copyright 2016 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 COMPONENTS_DATA_REDUCTION_PROXY_CORE_COMMON_DATA_SAVINGS_RECORDER_H_
#define COMPONENTS_DATA_REDUCTION_PROXY_CORE_COMMON_DATA_SAVINGS_RECORDER_H_
#include <stdint.h>
#include <string>
namespace data_reduction_proxy {
// An interface that will record data savings based on the amount of data used,
// the original size of the data, and the request type.
class DataSavingsRecorder {
public:
// Records detailed data usage. Assumes |data_used| is recorded already by
// previous handling of URLRequests. Also records daily data savings
// statistics to prefs and reports data savings UMA. |data_used| and
// |original_size| are measured in bytes.
// Returns true if data savings was recorded.
virtual bool UpdateDataSavings(const std::string& data_usage_host,
int64_t data_used,
int64_t original_size) = 0;
};
} // namespace data_reduction_proxy
#endif // COMPONENTS_DATA_REDUCTION_PROXY_CORE_COMMON_DATA_SAVINGS_RECORDER_H_
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