| /* |
| * Copyright (C) 2011 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 com.android.settingslib.net; |
| |
| import static android.net.NetworkStats.SET_DEFAULT; |
| import static android.net.NetworkStats.SET_FOREGROUND; |
| import static android.net.NetworkStats.TAG_NONE; |
| |
| import android.annotation.NonNull; |
| import android.app.usage.NetworkStats; |
| import android.app.usage.NetworkStatsManager; |
| import android.content.AsyncTaskLoader; |
| import android.content.Context; |
| import android.net.NetworkTemplate; |
| import android.os.Bundle; |
| import android.os.RemoteException; |
| |
| import com.android.settingslib.AppItem; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Framework loader is deprecated, use the compat version instead. |
| * |
| * @deprecated |
| */ |
| @Deprecated |
| public class ChartDataLoader extends AsyncTaskLoader<ChartData> { |
| private static final String KEY_TEMPLATE = "template"; |
| private static final String KEY_APP = "app"; |
| |
| private final NetworkStatsManager mNetworkStatsManager; |
| private final Bundle mArgs; |
| |
| public static Bundle buildArgs(NetworkTemplate template, AppItem app) { |
| final Bundle args = new Bundle(); |
| args.putParcelable(KEY_TEMPLATE, template); |
| args.putParcelable(KEY_APP, app); |
| return args; |
| } |
| |
| public ChartDataLoader(Context context, NetworkStatsManager statsManager, Bundle args) { |
| super(context); |
| mNetworkStatsManager = statsManager; |
| mArgs = args; |
| } |
| |
| @Override |
| protected void onStartLoading() { |
| super.onStartLoading(); |
| forceLoad(); |
| } |
| |
| @Override |
| public ChartData loadInBackground() { |
| final NetworkTemplate template = mArgs.getParcelable(KEY_TEMPLATE); |
| final AppItem app = mArgs.getParcelable(KEY_APP); |
| |
| try { |
| return loadInBackground(template, app); |
| } catch (RemoteException e) { |
| // since we can't do much without history, and we don't want to |
| // leave with half-baked UI, we bail hard. |
| throw new RuntimeException("problem reading network stats", e); |
| } |
| } |
| |
| @NonNull |
| private List<NetworkStats.Bucket> convertToBuckets(@NonNull NetworkStats stats) { |
| final List<NetworkStats.Bucket> ret = new ArrayList<>(); |
| while (stats.hasNextBucket()) { |
| final NetworkStats.Bucket bucket = new NetworkStats.Bucket(); |
| stats.getNextBucket(bucket); |
| ret.add(bucket); |
| } |
| return ret; |
| } |
| |
| private ChartData loadInBackground(NetworkTemplate template, AppItem app) |
| throws RemoteException { |
| final ChartData data = new ChartData(); |
| data.network = convertToBuckets(mNetworkStatsManager.queryDetailsForDevice( |
| template, Long.MIN_VALUE, Long.MAX_VALUE)); |
| |
| if (app != null) { |
| // load stats for current uid and template |
| final int size = app.uids.size(); |
| for (int i = 0; i < size; i++) { |
| final int uid = app.uids.keyAt(i); |
| data.detailDefault = collectHistoryForUid( |
| template, uid, SET_DEFAULT, data.detailDefault); |
| data.detailForeground = collectHistoryForUid( |
| template, uid, SET_FOREGROUND, data.detailForeground); |
| } |
| |
| if (size > 0) { |
| data.detail = new ArrayList<>(); |
| data.detail.addAll(data.detailDefault); |
| data.detail.addAll(data.detailForeground); |
| } else { |
| data.detailDefault = new ArrayList<>(); |
| data.detailForeground = new ArrayList<>(); |
| data.detail = new ArrayList<>(); |
| } |
| } |
| |
| return data; |
| } |
| |
| @Override |
| protected void onStopLoading() { |
| super.onStopLoading(); |
| cancelLoad(); |
| } |
| |
| @Override |
| protected void onReset() { |
| super.onReset(); |
| cancelLoad(); |
| } |
| |
| /** |
| * Collect {@link List<NetworkStats.Bucket>} for the requested UID, combining with |
| * an existing {@link List<NetworkStats.Bucket>} if provided. |
| */ |
| private List<NetworkStats.Bucket> collectHistoryForUid( |
| NetworkTemplate template, int uid, int set, List<NetworkStats.Bucket> existing) { |
| final List<NetworkStats.Bucket> history = convertToBuckets( |
| mNetworkStatsManager.queryDetailsForUidTagState(template, |
| Long.MIN_VALUE, Long.MAX_VALUE, uid, TAG_NONE, set)); |
| |
| if (existing != null) { |
| existing.addAll(history); |
| return existing; |
| } else { |
| return history; |
| } |
| } |
| } |