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