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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/nqe/network_quality_observation.h"
#include "base/check.h"
#include "base/notreached.h"
namespace net::nqe::internal {
Observation::Observation(int32_t value,
base::TimeTicks timestamp,
int32_t signal_strength,
NetworkQualityObservationSource source)
: Observation(value, timestamp, signal_strength, source, std::nullopt) {}
Observation::Observation(int32_t value,
base::TimeTicks timestamp,
int32_t signal_strength,
NetworkQualityObservationSource source,
const std::optional<IPHash>& host)
: value_(value),
timestamp_(timestamp),
signal_strength_(signal_strength),
source_(source),
host_(host) {
DCHECK(!timestamp_.is_null());
DCHECK(signal_strength_ == INT32_MIN ||
(signal_strength_ >= 0 && signal_strength_ <= 4));
}
Observation::Observation(const Observation& other) = default;
Observation& Observation::operator=(const Observation& other) = default;
Observation::~Observation() = default;
std::vector<ObservationCategory> Observation::GetObservationCategories() const {
std::vector<ObservationCategory> observation_categories;
switch (source_) {
case NETWORK_QUALITY_OBSERVATION_SOURCE_HTTP:
case NETWORK_QUALITY_OBSERVATION_SOURCE_HTTP_CACHED_ESTIMATE:
case NETWORK_QUALITY_OBSERVATION_SOURCE_DEFAULT_HTTP_FROM_PLATFORM:
case DEPRECATED_NETWORK_QUALITY_OBSERVATION_SOURCE_HTTP_EXTERNAL_ESTIMATE:
observation_categories.push_back(
ObservationCategory::OBSERVATION_CATEGORY_HTTP);
return observation_categories;
case NETWORK_QUALITY_OBSERVATION_SOURCE_TRANSPORT_CACHED_ESTIMATE:
case NETWORK_QUALITY_OBSERVATION_SOURCE_DEFAULT_TRANSPORT_FROM_PLATFORM:
case NETWORK_QUALITY_OBSERVATION_SOURCE_TCP:
observation_categories.push_back(
ObservationCategory::OBSERVATION_CATEGORY_TRANSPORT);
return observation_categories;
case NETWORK_QUALITY_OBSERVATION_SOURCE_QUIC:
case NETWORK_QUALITY_OBSERVATION_SOURCE_H2_PINGS:
observation_categories.push_back(
ObservationCategory::OBSERVATION_CATEGORY_TRANSPORT);
observation_categories.push_back(
ObservationCategory::OBSERVATION_CATEGORY_END_TO_END);
return observation_categories;
case NETWORK_QUALITY_OBSERVATION_SOURCE_MAX:
NOTREACHED();
}
NOTREACHED();
}
} // namespace net::nqe::internal
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