blob: 5349338de39515fc2f8b5afed1ab39c056d05cd5 [file] [log] [blame]
// 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.
#include <vector>
#include "base/gtest_prod_util.h"
#include "base/macros.h"
#include "base/time/time.h"
#include "net/base/net_export.h"
#include "net/nqe/network_quality_observation_source.h"
namespace net {
namespace nqe {
namespace internal {
// Records observations of network quality metrics (such as round trip time
// or throughput), along with the time the observation was made. Observations
// can be made at several places in the network stack, thus the observation
// source is provided as well. ValueType must be numerical so that statistics
// such as median, average can be computed.
template <typename ValueType>
struct NET_EXPORT_PRIVATE Observation {
Observation(const ValueType& value,
base::TimeTicks timestamp,
NetworkQualityObservationSource source)
: value(value), timestamp(timestamp), source(source) {
~Observation() {}
// Value of the observation.
const ValueType value;
// Time when the observation was taken.
const base::TimeTicks timestamp;
// The source of the observation.
const NetworkQualityObservationSource source;
} // namespace internal
} // namespace nqe
} // namespace net