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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. | 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
12 * | 12 * |
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY |
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR |
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
24 */ | 24 */ |
25 | 25 |
26 #ifndef NetworkStateNotifier_h | 26 #ifndef NetworkStateNotifier_h |
27 #define NetworkStateNotifier_h | 27 #define NetworkStateNotifier_h |
28 | 28 |
29 #include <memory> | 29 #include <memory> |
30 #include "core/CoreExport.h" | |
31 #include "platform/CrossThreadCopier.h" | 30 #include "platform/CrossThreadCopier.h" |
| 31 #include "platform/PlatformExport.h" |
32 #include "platform/WebTaskRunner.h" | 32 #include "platform/WebTaskRunner.h" |
33 #include "public/platform/WebConnectionType.h" | 33 #include "public/platform/WebConnectionType.h" |
34 #include "wtf/Allocator.h" | 34 #include "wtf/Allocator.h" |
35 #include "wtf/HashMap.h" | 35 #include "wtf/HashMap.h" |
36 #include "wtf/Noncopyable.h" | 36 #include "wtf/Noncopyable.h" |
37 #include "wtf/ThreadingPrimitives.h" | 37 #include "wtf/ThreadingPrimitives.h" |
38 #include "wtf/Vector.h" | 38 #include "wtf/Vector.h" |
39 | 39 |
40 namespace blink { | 40 namespace blink { |
41 | 41 |
42 class CORE_EXPORT NetworkStateNotifier { | 42 class PLATFORM_EXPORT NetworkStateNotifier { |
43 WTF_MAKE_NONCOPYABLE(NetworkStateNotifier); | 43 WTF_MAKE_NONCOPYABLE(NetworkStateNotifier); |
44 USING_FAST_MALLOC(NetworkStateNotifier); | 44 USING_FAST_MALLOC(NetworkStateNotifier); |
45 | 45 |
46 public: | 46 public: |
47 struct NetworkState { | 47 struct NetworkState { |
48 static const int kInvalidMaxBandwidth = -1; | 48 static const int kInvalidMaxBandwidth = -1; |
49 bool onLineInitialized = false; | 49 bool onLineInitialized = false; |
50 bool onLine = true; | 50 bool onLine = true; |
51 bool connectionInitialized = false; | 51 bool connectionInitialized = false; |
52 WebConnectionType type = WebConnectionTypeOther; | 52 WebConnectionType type = WebConnectionTypeOther; |
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89 return true; | 89 return true; |
90 case WebConnectionTypeBluetooth: | 90 case WebConnectionTypeBluetooth: |
91 case WebConnectionTypeEthernet: | 91 case WebConnectionTypeEthernet: |
92 case WebConnectionTypeWifi: | 92 case WebConnectionTypeWifi: |
93 case WebConnectionTypeWimax: | 93 case WebConnectionTypeWimax: |
94 case WebConnectionTypeOther: | 94 case WebConnectionTypeOther: |
95 case WebConnectionTypeNone: | 95 case WebConnectionTypeNone: |
96 case WebConnectionTypeUnknown: | 96 case WebConnectionTypeUnknown: |
97 return false; | 97 return false; |
98 } | 98 } |
99 ASSERT_NOT_REACHED(); | 99 NOTREACHED(); |
100 return false; | 100 return false; |
101 } | 101 } |
102 | 102 |
103 // Can be called on any thread. | 103 // Can be called on any thread. |
104 double maxBandwidth() const { | 104 double maxBandwidth() const { |
105 MutexLocker locker(m_mutex); | 105 MutexLocker locker(m_mutex); |
106 const NetworkState& state = m_hasOverride ? m_override : m_state; | 106 const NetworkState& state = m_hasOverride ? m_override : m_state; |
107 DCHECK(state.connectionInitialized); | 107 DCHECK(state.connectionInitialized); |
108 return state.maxBandwidthMbps; | 108 return state.maxBandwidthMbps; |
109 } | 109 } |
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187 | 187 |
188 mutable Mutex m_mutex; | 188 mutable Mutex m_mutex; |
189 NetworkState m_state; | 189 NetworkState m_state; |
190 bool m_hasOverride; | 190 bool m_hasOverride; |
191 NetworkState m_override; | 191 NetworkState m_override; |
192 | 192 |
193 ObserverListMap m_connectionObservers; | 193 ObserverListMap m_connectionObservers; |
194 ObserverListMap m_onLineStateObservers; | 194 ObserverListMap m_onLineStateObservers; |
195 }; | 195 }; |
196 | 196 |
197 CORE_EXPORT NetworkStateNotifier& networkStateNotifier(); | 197 PLATFORM_EXPORT NetworkStateNotifier& networkStateNotifier(); |
198 | 198 |
199 } // namespace blink | 199 } // namespace blink |
200 | 200 |
201 #endif // NetworkStateNotifier_h | 201 #endif // NetworkStateNotifier_h |
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