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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/url_request/url_request_throttler_manager.h" | 5 #include "net/url_request/url_request_throttler_manager.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "base/metrics/field_trial.h" | 8 #include "base/metrics/field_trial.h" |
9 #include "base/metrics/histogram.h" | 9 #include "base/metrics/histogram.h" |
10 #include "base/strings/string_util.h" | 10 #include "base/strings/string_util.h" |
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42 i->second->DetachManager(); | 42 i->second->DetachManager(); |
43 } | 43 } |
44 ++i; | 44 ++i; |
45 } | 45 } |
46 | 46 |
47 // Delete all entries. | 47 // Delete all entries. |
48 url_entries_.clear(); | 48 url_entries_.clear(); |
49 } | 49 } |
50 | 50 |
51 scoped_refptr<URLRequestThrottlerEntryInterface> | 51 scoped_refptr<URLRequestThrottlerEntryInterface> |
52 URLRequestThrottlerManager::RegisterRequestUrl(const GURL &url) { | 52 URLRequestThrottlerManager::RegisterRequestUrl(const GURL& url) { |
53 DCHECK(!enable_thread_checks_ || CalledOnValidThread()); | 53 DCHECK(!enable_thread_checks_ || CalledOnValidThread()); |
54 | 54 |
55 // Normalize the url. | 55 // Normalize the url. |
56 std::string url_id = GetIdFromUrl(url); | 56 std::string url_id = GetIdFromUrl(url); |
57 | 57 |
58 // Periodically garbage collect old entries. | 58 // Periodically garbage collect old entries. |
59 GarbageCollectEntriesIfNecessary(); | 59 GarbageCollectEntriesIfNecessary(); |
60 | 60 |
61 // Find the entry in the map or create a new NULL entry. | 61 // Find the entry in the map or create a new NULL entry. |
62 scoped_refptr<URLRequestThrottlerEntry>& entry = url_entries_[url_id]; | 62 scoped_refptr<URLRequestThrottlerEntry>& entry = url_entries_[url_id]; |
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134 void URLRequestThrottlerManager::set_enable_thread_checks(bool enable) { | 134 void URLRequestThrottlerManager::set_enable_thread_checks(bool enable) { |
135 enable_thread_checks_ = enable; | 135 enable_thread_checks_ = enable; |
136 } | 136 } |
137 | 137 |
138 bool URLRequestThrottlerManager::enable_thread_checks() const { | 138 bool URLRequestThrottlerManager::enable_thread_checks() const { |
139 return enable_thread_checks_; | 139 return enable_thread_checks_; |
140 } | 140 } |
141 | 141 |
142 void URLRequestThrottlerManager::set_net_log(NetLog* net_log) { | 142 void URLRequestThrottlerManager::set_net_log(NetLog* net_log) { |
143 DCHECK(net_log); | 143 DCHECK(net_log); |
144 net_log_ = BoundNetLog::Make(net_log, | 144 net_log_ = |
145 NetLog::SOURCE_EXPONENTIAL_BACKOFF_THROTTLING); | 145 BoundNetLog::Make(net_log, NetLog::SOURCE_EXPONENTIAL_BACKOFF_THROTTLING); |
146 } | 146 } |
147 | 147 |
148 NetLog* URLRequestThrottlerManager::net_log() const { | 148 NetLog* URLRequestThrottlerManager::net_log() const { |
149 return net_log_.net_log(); | 149 return net_log_.net_log(); |
150 } | 150 } |
151 | 151 |
152 void URLRequestThrottlerManager::OnIPAddressChanged() { | 152 void URLRequestThrottlerManager::OnIPAddressChanged() { |
153 OnNetworkChange(); | 153 OnNetworkChange(); |
154 } | 154 } |
155 | 155 |
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194 void URLRequestThrottlerManager::OnNetworkChange() { | 194 void URLRequestThrottlerManager::OnNetworkChange() { |
195 // Remove all entries. Any entries that in-flight requests have a reference | 195 // Remove all entries. Any entries that in-flight requests have a reference |
196 // to will live until those requests end, and these entries may be | 196 // to will live until those requests end, and these entries may be |
197 // inconsistent with new entries for the same URLs, but since what we | 197 // inconsistent with new entries for the same URLs, but since what we |
198 // want is a clean slate for the new connection type, this is OK. | 198 // want is a clean slate for the new connection type, this is OK. |
199 url_entries_.clear(); | 199 url_entries_.clear(); |
200 requests_since_last_gc_ = 0; | 200 requests_since_last_gc_ = 0; |
201 } | 201 } |
202 | 202 |
203 } // namespace net | 203 } // namespace net |
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