| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.net; |
| |
| import android.annotation.SystemService; |
| import android.content.Context; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.util.Log; |
| |
| import com.android.internal.net.INetworkWatchlistManager; |
| import com.android.internal.util.Preconditions; |
| |
| /** |
| * Class that manage network watchlist in system. |
| * @hide |
| */ |
| @SystemService(Context.NETWORK_WATCHLIST_SERVICE) |
| public class NetworkWatchlistManager { |
| |
| private static final String TAG = "NetworkWatchlistManager"; |
| private static final String SHARED_MEMORY_TAG = "NETWORK_WATCHLIST_SHARED_MEMORY"; |
| |
| private final Context mContext; |
| private final INetworkWatchlistManager mNetworkWatchlistManager; |
| |
| /** |
| * @hide |
| */ |
| public NetworkWatchlistManager(Context context, INetworkWatchlistManager manager) { |
| mContext = context; |
| mNetworkWatchlistManager = manager; |
| } |
| |
| /** |
| * @hide |
| */ |
| public NetworkWatchlistManager(Context context) { |
| mContext = Preconditions.checkNotNull(context, "missing context"); |
| mNetworkWatchlistManager = (INetworkWatchlistManager) |
| INetworkWatchlistManager.Stub.asInterface( |
| ServiceManager.getService(Context.NETWORK_WATCHLIST_SERVICE)); |
| } |
| |
| /** |
| * Report network watchlist records if necessary. |
| * |
| * Watchlist report process will summarize records into a single report, then the |
| * report will be processed by differential privacy framework and stored on disk. |
| * |
| * @hide |
| */ |
| public void reportWatchlistIfNecessary() { |
| try { |
| mNetworkWatchlistManager.reportWatchlistIfNecessary(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Cannot report records", e); |
| e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Reload network watchlist. |
| * |
| * @hide |
| */ |
| public void reloadWatchlist() { |
| try { |
| mNetworkWatchlistManager.reloadWatchlist(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Unable to reload watchlist"); |
| e.rethrowFromSystemServer(); |
| } |
| } |
| |
| /** |
| * Get Network Watchlist config file hash. |
| */ |
| public byte[] getWatchlistConfigHash() { |
| try { |
| return mNetworkWatchlistManager.getWatchlistConfigHash(); |
| } catch (RemoteException e) { |
| Log.e(TAG, "Unable to get watchlist config hash"); |
| throw e.rethrowFromSystemServer(); |
| } |
| } |
| } |