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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "chrome/browser/predictors/resource_prefetch_predictor_android.h" | |
| 6 | |
| 7 #include "base/android/jni_android.h" | |
| 8 #include "base/android/jni_string.h" | |
| 9 | |
| 10 #include "chrome/browser/predictors/loading_predictor.h" | |
| 11 #include "chrome/browser/predictors/loading_predictor_factory.h" | |
| 12 | |
| 13 #include "chrome/browser/profiles/profile.h" | |
| 14 #include "chrome/browser/profiles/profile_android.h" | |
| 15 #include "jni/ResourcePrefetchPredictor_jni.h" | |
| 16 | |
| 17 using base::android::JavaParamRef; | |
| 18 using base::android::ScopedJavaLocalRef; | |
| 19 | |
| 20 namespace predictors { | |
| 21 | |
| 22 namespace { | |
| 23 LoadingPredictor* LoadingPredictorFromProfileAndroid( | |
| 24 const JavaParamRef<jobject>& j_profile) { | |
| 25 Profile* profile = ProfileAndroid::FromProfileAndroid(j_profile); | |
| 26 if (!profile) | |
| 27 return nullptr; | |
| 28 return LoadingPredictorFactory::GetInstance()->GetForProfile(profile); | |
| 29 } | |
| 30 | |
| 31 } // namespace | |
| 32 | |
| 33 static jboolean StartInitialization(JNIEnv* env, | |
| 34 const JavaParamRef<jclass>& clazz, | |
| 35 const JavaParamRef<jobject>& j_profile) { | |
| 36 auto* loading_predictor = LoadingPredictorFromProfileAndroid(j_profile); | |
| 37 if (!loading_predictor) | |
| 38 return false; | |
| 39 loading_predictor->resource_prefetch_predictor()->StartInitialization(); | |
| 40 return true; | |
| 41 } | |
| 42 | |
| 43 static jboolean StartPrefetching(JNIEnv* env, | |
| 44 const JavaParamRef<jclass>& clazz, | |
| 45 const JavaParamRef<jobject>& j_profile, | |
| 46 const JavaParamRef<jstring>& j_url) { | |
| 47 auto* loading_predictor = LoadingPredictorFromProfileAndroid(j_profile); | |
| 48 if (!loading_predictor) | |
| 49 return false; | |
| 50 GURL url = GURL(base::android::ConvertJavaStringToUTF16(env, j_url)); | |
| 51 loading_predictor->PrepareForPageLoad(url, HintOrigin::EXTERNAL); | |
| 52 | |
| 53 return true; | |
| 54 } | |
| 55 | |
| 56 static jboolean StopPrefetching(JNIEnv* env, | |
| 57 const JavaParamRef<jclass>& clazz, | |
| 58 const JavaParamRef<jobject>& j_profile, | |
| 59 const JavaParamRef<jstring>& j_url) { | |
| 60 auto* loading_predictor = LoadingPredictorFromProfileAndroid(j_profile); | |
| 61 if (!loading_predictor) | |
| 62 return false; | |
| 63 GURL url = GURL(base::android::ConvertJavaStringToUTF16(env, j_url)); | |
| 64 loading_predictor->CancelPageLoadHint(url); | |
| 65 | |
| 66 return true; | |
| 67 } | |
| 68 | |
| 69 bool RegisterResourcePrefetchPredictor(JNIEnv* env) { | |
| 70 return RegisterNativesImpl(env); | |
| 71 } | |
| 72 | |
| 73 } // namespace predictors | |
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Chromium Code Reviews
Issue 2879103003:
android: move ResourcePrefetchPredictor usage to LoadingPredictor. (Closed)
