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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 "content/browser/geolocation/location_api_adapter_android.h" | 5 #include "content/browser/geolocation/location_api_adapter_android.h" |
6 | 6 |
7 #include "base/android/jni_android.h" | 7 #include "base/android/jni_android.h" |
8 #include "base/android/jni_string.h" | 8 #include "base/android/jni_string.h" |
9 #include "base/bind.h" | 9 #include "base/bind.h" |
10 #include "base/location.h" | 10 #include "base/location.h" |
11 #include "content/browser/geolocation/location_provider_android.h" | 11 #include "content/browser/geolocation/location_provider_android.h" |
12 #include "jni/LocationProvider_jni.h" | 12 #include "jni/LocationProviderAdapter_jni.h" |
13 | 13 |
14 using base::android::AttachCurrentThread; | 14 using base::android::AttachCurrentThread; |
15 using base::android::CheckException; | 15 using base::android::CheckException; |
16 using base::android::ClearException; | 16 using base::android::ClearException; |
17 using content::AndroidLocationApiAdapter; | 17 using content::AndroidLocationApiAdapter; |
18 | 18 |
19 static void NewLocationAvailable(JNIEnv* env, jclass, | 19 static void NewLocationAvailable(JNIEnv* env, jclass, |
20 jdouble latitude, | 20 jdouble latitude, |
21 jdouble longitude, | 21 jdouble longitude, |
22 jdouble time_stamp, | 22 jdouble time_stamp, |
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58 message_loop_ = base::MessageLoopProxy::current(); | 58 message_loop_ = base::MessageLoopProxy::current(); |
59 } | 59 } |
60 } | 60 } |
61 // At this point we should have all our pre-conditions ready, and they'd only | 61 // At this point we should have all our pre-conditions ready, and they'd only |
62 // change in Stop() which must be called on the same thread as here. | 62 // change in Stop() which must be called on the same thread as here. |
63 CHECK(location_provider_); | 63 CHECK(location_provider_); |
64 CHECK(message_loop_.get()); | 64 CHECK(message_loop_.get()); |
65 CHECK(!java_location_provider_android_object_.is_null()); | 65 CHECK(!java_location_provider_android_object_.is_null()); |
66 // We'll start receiving notifications from java in the main thread looper | 66 // We'll start receiving notifications from java in the main thread looper |
67 // until Stop() is called. | 67 // until Stop() is called. |
68 return Java_LocationProvider_start(env, | 68 return Java_LocationProviderAdapter_start(env, |
69 java_location_provider_android_object_.obj(), high_accuracy); | 69 java_location_provider_android_object_.obj(), high_accuracy); |
70 } | 70 } |
71 | 71 |
72 void AndroidLocationApiAdapter::Stop() { | 72 void AndroidLocationApiAdapter::Stop() { |
73 if (!location_provider_) { | 73 if (!location_provider_) { |
74 CHECK(!message_loop_.get()); | 74 CHECK(!message_loop_.get()); |
75 CHECK(java_location_provider_android_object_.is_null()); | 75 CHECK(java_location_provider_android_object_.is_null()); |
76 return; | 76 return; |
77 } | 77 } |
78 | 78 |
79 { | 79 { |
80 base::AutoLock lock(lock_); | 80 base::AutoLock lock(lock_); |
81 message_loop_ = NULL; | 81 message_loop_ = NULL; |
82 } | 82 } |
83 | 83 |
84 location_provider_ = NULL; | 84 location_provider_ = NULL; |
85 | 85 |
86 JNIEnv* env = AttachCurrentThread(); | 86 JNIEnv* env = AttachCurrentThread(); |
87 Java_LocationProvider_stop(env, java_location_provider_android_object_.obj()); | 87 Java_LocationProviderAdapter_stop( |
| 88 env, java_location_provider_android_object_.obj()); |
88 java_location_provider_android_object_.Reset(); | 89 java_location_provider_android_object_.Reset(); |
89 } | 90 } |
90 | 91 |
91 // static | 92 // static |
92 void AndroidLocationApiAdapter::NotifyProviderNewGeoposition( | 93 void AndroidLocationApiAdapter::NotifyProviderNewGeoposition( |
93 const Geoposition& geoposition) { | 94 const Geoposition& geoposition) { |
94 // Called on the geolocation thread, safe to access location_provider_ here. | 95 // Called on the geolocation thread, safe to access location_provider_ here. |
95 if (GetInstance()->location_provider_) { | 96 if (GetInstance()->location_provider_) { |
96 CHECK(GetInstance()->message_loop_->BelongsToCurrentThread()); | 97 CHECK(GetInstance()->message_loop_->BelongsToCurrentThread()); |
97 GetInstance()->location_provider_->NotifyNewGeoposition(geoposition); | 98 GetInstance()->location_provider_->NotifyNewGeoposition(geoposition); |
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136 } | 137 } |
137 | 138 |
138 // static | 139 // static |
139 bool AndroidLocationApiAdapter::RegisterGeolocationService(JNIEnv* env) { | 140 bool AndroidLocationApiAdapter::RegisterGeolocationService(JNIEnv* env) { |
140 return RegisterNativesImpl(env); | 141 return RegisterNativesImpl(env); |
141 } | 142 } |
142 | 143 |
143 void AndroidLocationApiAdapter::CreateJavaObject(JNIEnv* env) { | 144 void AndroidLocationApiAdapter::CreateJavaObject(JNIEnv* env) { |
144 // Create the Java AndroidLocationProvider object. | 145 // Create the Java AndroidLocationProvider object. |
145 java_location_provider_android_object_.Reset( | 146 java_location_provider_android_object_.Reset( |
146 Java_LocationProvider_create(env, | 147 Java_LocationProviderAdapter_create(env, |
147 base::android::GetApplicationContext())); | 148 base::android::GetApplicationContext())); |
148 CHECK(!java_location_provider_android_object_.is_null()); | 149 CHECK(!java_location_provider_android_object_.is_null()); |
149 } | 150 } |
150 | 151 |
151 void AndroidLocationApiAdapter::OnNewGeopositionInternal( | 152 void AndroidLocationApiAdapter::OnNewGeopositionInternal( |
152 const Geoposition& geoposition) { | 153 const Geoposition& geoposition) { |
153 base::AutoLock lock(lock_); | 154 base::AutoLock lock(lock_); |
154 if (!message_loop_.get()) | 155 if (!message_loop_.get()) |
155 return; | 156 return; |
156 message_loop_->PostTask( | 157 message_loop_->PostTask( |
157 FROM_HERE, | 158 FROM_HERE, |
158 base::Bind( | 159 base::Bind( |
159 &AndroidLocationApiAdapter::NotifyProviderNewGeoposition, | 160 &AndroidLocationApiAdapter::NotifyProviderNewGeoposition, |
160 geoposition)); | 161 geoposition)); |
161 } | 162 } |
162 | 163 |
163 } // namespace content | 164 } // namespace content |
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