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66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
// Copyright 2016 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_NQE_CACHED_NETWORK_QUALITY_H_
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#define NET_NQE_CACHED_NETWORK_QUALITY_H_
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#include "base/time/time.h"
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#include "net/base/net_export.h"
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#include "net/nqe/effective_connection_type.h"
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#include "net/nqe/network_quality.h"
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namespace net {
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namespace nqe {
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namespace internal {
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// CachedNetworkQuality stores the quality of a previously seen network.
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class NET_EXPORT_PRIVATE CachedNetworkQuality {
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public:
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CachedNetworkQuality();
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explicit CachedNetworkQuality(
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EffectiveConnectionType effective_connection_type);
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// |last_update_time| is the time when the |network_quality| was computed.
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CachedNetworkQuality(base::TimeTicks last_update_time,
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const NetworkQuality& network_quality,
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EffectiveConnectionType effective_connection_type);
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CachedNetworkQuality(const CachedNetworkQuality& other);
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~CachedNetworkQuality();
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// Returns the network quality associated with this cached entry.
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const NetworkQuality& network_quality() const { return network_quality_; }
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CachedNetworkQuality& operator=(const CachedNetworkQuality& other);
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// Returns true if this cache entry was updated before
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// |cached_network_quality|.
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bool OlderThan(const CachedNetworkQuality& cached_network_quality) const;
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base::TimeTicks last_update_time() { return last_update_time_; }
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EffectiveConnectionType effective_connection_type() const {
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return effective_connection_type_;
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}
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private:
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// Time when this cache entry was last updated.
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base::TimeTicks last_update_time_;
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// Quality of this cached network.
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NetworkQuality network_quality_;
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// Effective connection type of the cached network.
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EffectiveConnectionType effective_connection_type_;
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};
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} // namespace internal
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} // namespace nqe
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} // namespace net
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#endif // NET_NQE_CACHED_NETWORK_QUALITY_H_
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