| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "content/browser/android/background_sync_network_observer_android.h" |
| |
| #include "base/bind.h" |
| #include "base/task/post_task.h" |
| #include "content/public/browser/browser_task_traits.h" |
| #include "jni/BackgroundSyncNetworkObserver_jni.h" |
| |
| using base::android::JavaParamRef; |
| |
| namespace content { |
| |
| // static |
| scoped_refptr<BackgroundSyncNetworkObserverAndroid::Observer> |
| BackgroundSyncNetworkObserverAndroid::Observer::Create( |
| base::Callback<void(network::mojom::ConnectionType)> callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| scoped_refptr<BackgroundSyncNetworkObserverAndroid::Observer> observer( |
| new BackgroundSyncNetworkObserverAndroid::Observer(callback)); |
| base::PostTaskWithTraits( |
| FROM_HERE, {BrowserThread::UI}, |
| base::BindOnce(&BackgroundSyncNetworkObserverAndroid::Observer::Init, |
| observer)); |
| return observer; |
| } |
| |
| void BackgroundSyncNetworkObserverAndroid::Observer::Init() { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| // Attach a Java BackgroundSyncNetworkObserver object. Its lifetime will be |
| // scoped to the lifetime of this object. |
| JNIEnv* env = base::android::AttachCurrentThread(); |
| base::android::ScopedJavaGlobalRef<jobject> obj( |
| Java_BackgroundSyncNetworkObserver_createObserver( |
| env, reinterpret_cast<jlong>(this))); |
| j_observer_.Reset(obj); |
| } |
| |
| BackgroundSyncNetworkObserverAndroid::Observer::~Observer() { |
| JNIEnv* env = base::android::AttachCurrentThread(); |
| Java_BackgroundSyncNetworkObserver_removeObserver( |
| env, j_observer_, reinterpret_cast<jlong>(this)); |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| j_observer_.Release(); |
| } |
| |
| void BackgroundSyncNetworkObserverAndroid::Observer:: |
| NotifyConnectionTypeChanged(JNIEnv* env, |
| const JavaParamRef<jobject>& jcaller, |
| jint new_connection_type) { |
| DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| base::PostTaskWithTraits( |
| FROM_HERE, {BrowserThread::IO}, |
| base::BindOnce(callback_, static_cast<network::mojom::ConnectionType>( |
| new_connection_type))); |
| } |
| |
| BackgroundSyncNetworkObserverAndroid::Observer::Observer( |
| base::Callback<void(network::mojom::ConnectionType)> callback) |
| : callback_(callback) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| } |
| |
| BackgroundSyncNetworkObserverAndroid::BackgroundSyncNetworkObserverAndroid( |
| const base::Closure& network_changed_callback) |
| : BackgroundSyncNetworkObserver(network_changed_callback), |
| weak_ptr_factory_(this) { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| |
| observer_ = Observer::Create( |
| base::Bind(&BackgroundSyncNetworkObserverAndroid::OnConnectionChanged, |
| weak_ptr_factory_.GetWeakPtr())); |
| } |
| |
| BackgroundSyncNetworkObserverAndroid::~BackgroundSyncNetworkObserverAndroid() { |
| DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| } |
| |
| void BackgroundSyncNetworkObserverAndroid::RegisterWithNetworkConnectionTracker( |
| network::NetworkConnectionTracker* network_connection_tracker) {} |
| |
| } // namespace content |