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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 #ifndef NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_ANDROID_H_ | 5 #ifndef NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_ANDROID_H_ |
6 #define NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_ANDROID_H_ | 6 #define NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_ANDROID_H_ |
7 | 7 |
8 #include "base/android/jni_android.h" | 8 #include "base/android/jni_android.h" |
9 #include "base/macros.h" | 9 #include "base/macros.h" |
10 #include "base/memory/ref_counted.h" | 10 #include "base/memory/ref_counted.h" |
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28 // subscribes to network change notifications fired by the delegate (and | 28 // subscribes to network change notifications fired by the delegate (and |
29 // initiated by the Java side). | 29 // initiated by the Java side). |
30 class Observer { | 30 class Observer { |
31 public: | 31 public: |
32 virtual ~Observer() {} | 32 virtual ~Observer() {} |
33 | 33 |
34 // Updates the current connection type. | 34 // Updates the current connection type. |
35 virtual void OnConnectionTypeChanged() = 0; | 35 virtual void OnConnectionTypeChanged() = 0; |
36 | 36 |
37 // Updates the current max bandwidth. | 37 // Updates the current max bandwidth. |
38 virtual void OnMaxBandwidthChanged(double max_bandwidth_mbps) = 0; | 38 virtual void OnMaxBandwidthChanged(double max_bandwidth_mbps, |
| 39 ConnectionType connection_type) = 0; |
39 }; | 40 }; |
40 | 41 |
41 NetworkChangeNotifierDelegateAndroid(); | 42 NetworkChangeNotifierDelegateAndroid(); |
42 ~NetworkChangeNotifierDelegateAndroid(); | 43 ~NetworkChangeNotifierDelegateAndroid(); |
43 | 44 |
44 // Called from NetworkChangeNotifierAndroid.java on the JNI thread whenever | 45 // Called from NetworkChangeNotifierAndroid.java on the JNI thread whenever |
45 // the connection type changes. This updates the current connection type seen | 46 // the connection type changes. This updates the current connection type seen |
46 // by this class and forwards the notification to the observers that | 47 // by this class and forwards the notification to the observers that |
47 // subscribed through AddObserver(). | 48 // subscribed through AddObserver(). |
48 void NotifyConnectionTypeChanged(JNIEnv* env, | 49 void NotifyConnectionTypeChanged(JNIEnv* env, |
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60 | 61 |
61 // These methods can be called on any thread. Note that the provided observer | 62 // These methods can be called on any thread. Note that the provided observer |
62 // will be notified on the thread AddObserver() is called on. | 63 // will be notified on the thread AddObserver() is called on. |
63 void AddObserver(Observer* observer); | 64 void AddObserver(Observer* observer); |
64 void RemoveObserver(Observer* observer); | 65 void RemoveObserver(Observer* observer); |
65 | 66 |
66 // Can be called from any thread. | 67 // Can be called from any thread. |
67 ConnectionType GetCurrentConnectionType() const; | 68 ConnectionType GetCurrentConnectionType() const; |
68 | 69 |
69 // Can be called from any thread. | 70 // Can be called from any thread. |
70 double GetCurrentMaxBandwidth() const; | 71 void GetCurrentMaxBandwidthAndConnectionType( |
| 72 double* max_bandwidth_mbps, |
| 73 ConnectionType* connection_type) const; |
71 | 74 |
72 // Initializes JNI bindings. | 75 // Initializes JNI bindings. |
73 static bool Register(JNIEnv* env); | 76 static bool Register(JNIEnv* env); |
74 | 77 |
75 private: | 78 private: |
76 friend class BaseNetworkChangeNotifierAndroidTest; | 79 friend class BaseNetworkChangeNotifierAndroidTest; |
77 | 80 |
78 void SetCurrentConnectionType(ConnectionType connection_type); | 81 void SetCurrentConnectionType(ConnectionType connection_type); |
79 void SetCurrentMaxBandwidth(double max_bandwidth); | 82 void SetCurrentMaxBandwidth(double max_bandwidth); |
80 | 83 |
81 // Methods calling the Java side exposed for testing. | 84 // Methods calling the Java side exposed for testing. |
82 void SetOnline(); | 85 void SetOnline(); |
83 void SetOffline(); | 86 void SetOffline(); |
84 | 87 |
85 base::ThreadChecker thread_checker_; | 88 base::ThreadChecker thread_checker_; |
86 scoped_refptr<base::ObserverListThreadSafe<Observer>> observers_; | 89 scoped_refptr<base::ObserverListThreadSafe<Observer>> observers_; |
87 scoped_refptr<base::SingleThreadTaskRunner> jni_task_runner_; | 90 scoped_refptr<base::SingleThreadTaskRunner> jni_task_runner_; |
88 base::android::ScopedJavaGlobalRef<jobject> java_network_change_notifier_; | 91 base::android::ScopedJavaGlobalRef<jobject> java_network_change_notifier_; |
89 mutable base::Lock connection_lock_; // Protects the state below. | 92 mutable base::Lock connection_lock_; // Protects the state below. |
90 ConnectionType connection_type_; | 93 ConnectionType connection_type_; |
91 double connection_max_bandwidth_; | 94 double connection_max_bandwidth_; |
92 | 95 |
93 DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierDelegateAndroid); | 96 DISALLOW_COPY_AND_ASSIGN(NetworkChangeNotifierDelegateAndroid); |
94 }; | 97 }; |
95 | 98 |
96 } // namespace net | 99 } // namespace net |
97 | 100 |
98 #endif // NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_H_ | 101 #endif // NET_ANDROID_NETWORK_CHANGE_NOTIFIER_DELEGATE_H_ |
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