Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 1 | /** |
| 2 | * Copyright (C) 2014 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 5 | * use this file except in compliance with the License. You may obtain a copy |
| 6 | * of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 12 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 13 | * License for the specific language governing permissions and limitations |
| 14 | * under the License. |
| 15 | */ |
| 16 | |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 17 | package com.android.server.usage; |
| 18 | |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 19 | import android.app.usage.ConfigurationStats; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 20 | import android.app.usage.TimeSparseArray; |
| 21 | import android.app.usage.UsageEvents; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 22 | import android.app.usage.UsageStats; |
| 23 | import android.app.usage.UsageStatsManager; |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 24 | import android.content.res.Configuration; |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 25 | import android.os.SystemClock; |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 26 | import android.content.Context; |
| 27 | import android.text.format.DateUtils; |
| 28 | import android.util.ArrayMap; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 29 | import android.util.ArraySet; |
| 30 | import android.util.Slog; |
| 31 | |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 32 | import com.android.internal.util.IndentingPrintWriter; |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 33 | import com.android.server.usage.UsageStatsDatabase.StatCombiner; |
| 34 | |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 35 | import java.io.File; |
| 36 | import java.io.IOException; |
| 37 | import java.text.SimpleDateFormat; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 38 | import java.util.ArrayList; |
| 39 | import java.util.Arrays; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 40 | import java.util.List; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 41 | |
| 42 | /** |
| 43 | * A per-user UsageStatsService. All methods are meant to be called with the main lock held |
| 44 | * in UsageStatsService. |
| 45 | */ |
| 46 | class UserUsageStatsService { |
| 47 | private static final String TAG = "UsageStatsService"; |
| 48 | private static final boolean DEBUG = UsageStatsService.DEBUG; |
| 49 | private static final SimpleDateFormat sDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 50 | private static final int sDateFormatFlags = |
| 51 | DateUtils.FORMAT_SHOW_DATE |
| 52 | | DateUtils.FORMAT_SHOW_TIME |
| 53 | | DateUtils.FORMAT_SHOW_YEAR |
| 54 | | DateUtils.FORMAT_NUMERIC_DATE; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 55 | |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 56 | private final Context mContext; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 57 | private final UsageStatsDatabase mDatabase; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 58 | private final IntervalStats[] mCurrentStats; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 59 | private boolean mStatsChanged = false; |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 60 | private final UnixCalendar mDailyExpiryDate; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 61 | private final StatsUpdatedListener mListener; |
| 62 | private final String mLogPrefix; |
| 63 | |
| 64 | interface StatsUpdatedListener { |
| 65 | void onStatsUpdated(); |
| 66 | } |
| 67 | |
Amith Yamasani | b0ff322 | 2015-03-04 09:56:14 -0800 | [diff] [blame^] | 68 | UserUsageStatsService(Context context, int userId, File usageStatsDir, |
| 69 | StatsUpdatedListener listener) { |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 70 | mContext = context; |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 71 | mDailyExpiryDate = new UnixCalendar(0); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 72 | mDatabase = new UsageStatsDatabase(usageStatsDir); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 73 | mCurrentStats = new IntervalStats[UsageStatsManager.INTERVAL_COUNT]; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 74 | mListener = listener; |
| 75 | mLogPrefix = "User[" + Integer.toString(userId) + "] "; |
| 76 | } |
| 77 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 78 | void init(final long currentTimeMillis) { |
| 79 | mDatabase.init(currentTimeMillis); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 80 | |
| 81 | int nullCount = 0; |
| 82 | for (int i = 0; i < mCurrentStats.length; i++) { |
| 83 | mCurrentStats[i] = mDatabase.getLatestUsageStats(i); |
| 84 | if (mCurrentStats[i] == null) { |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 85 | // Find out how many intervals we don't have data for. |
| 86 | // Ideally it should be all or none. |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 87 | nullCount++; |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | if (nullCount > 0) { |
| 92 | if (nullCount != mCurrentStats.length) { |
| 93 | // This is weird, but we shouldn't fail if something like this |
| 94 | // happens. |
| 95 | Slog.w(TAG, mLogPrefix + "Some stats have no latest available"); |
| 96 | } else { |
| 97 | // This must be first boot. |
| 98 | } |
| 99 | |
| 100 | // By calling loadActiveStats, we will |
| 101 | // generate new stats for each bucket. |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 102 | loadActiveStats(currentTimeMillis, false); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 103 | } else { |
| 104 | // Set up the expiry date to be one day from the latest daily stat. |
| 105 | // This may actually be today and we will rollover on the first event |
| 106 | // that is reported. |
| 107 | mDailyExpiryDate.setTimeInMillis( |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 108 | mCurrentStats[UsageStatsManager.INTERVAL_DAILY].beginTime); |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 109 | mDailyExpiryDate.addDays(1); |
| 110 | mDailyExpiryDate.truncateToDay(); |
| 111 | Slog.i(TAG, mLogPrefix + "Rollover scheduled @ " + |
| 112 | sDateFormat.format(mDailyExpiryDate.getTimeInMillis()) + |
| 113 | "(" + mDailyExpiryDate.getTimeInMillis() + ")"); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 114 | } |
| 115 | |
| 116 | // Now close off any events that were open at the time this was saved. |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 117 | for (IntervalStats stat : mCurrentStats) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 118 | final int pkgCount = stat.packageStats.size(); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 119 | for (int i = 0; i < pkgCount; i++) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 120 | UsageStats pkgStats = stat.packageStats.valueAt(i); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 121 | if (pkgStats.mLastEvent == UsageEvents.Event.MOVE_TO_FOREGROUND || |
| 122 | pkgStats.mLastEvent == UsageEvents.Event.CONTINUE_PREVIOUS_DAY) { |
| 123 | stat.update(pkgStats.mPackageName, stat.lastTimeSaved, |
| 124 | UsageEvents.Event.END_OF_DAY); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 125 | notifyStatsChanged(); |
| 126 | } |
| 127 | } |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 128 | |
| 129 | stat.updateConfigurationStats(null, stat.lastTimeSaved); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 130 | } |
| 131 | } |
| 132 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 133 | void onTimeChanged(long oldTime, long newTime) { |
| 134 | persistActiveStats(); |
| 135 | mDatabase.onTimeChanged(newTime - oldTime); |
| 136 | loadActiveStats(newTime, true); |
| 137 | } |
| 138 | |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 139 | void reportEvent(UsageEvents.Event event) { |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 140 | if (DEBUG) { |
Adam Lesinski | 9d96075 | 2014-08-25 14:48:12 -0700 | [diff] [blame] | 141 | Slog.d(TAG, mLogPrefix + "Got usage event for " + event.mPackage |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 142 | + "[" + event.mTimeStamp + "]: " |
| 143 | + eventToString(event.mEventType)); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 144 | } |
| 145 | |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 146 | if (event.mTimeStamp >= mDailyExpiryDate.getTimeInMillis()) { |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 147 | // Need to rollover |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 148 | rolloverStats(event.mTimeStamp); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 149 | } |
| 150 | |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 151 | final IntervalStats currentDailyStats = mCurrentStats[UsageStatsManager.INTERVAL_DAILY]; |
| 152 | |
| 153 | final Configuration newFullConfig = event.mConfiguration; |
| 154 | if (event.mEventType == UsageEvents.Event.CONFIGURATION_CHANGE && |
| 155 | currentDailyStats.activeConfiguration != null) { |
| 156 | // Make the event configuration a delta. |
| 157 | event.mConfiguration = Configuration.generateDelta( |
| 158 | currentDailyStats.activeConfiguration, newFullConfig); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 159 | } |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 160 | |
| 161 | // Add the event to the daily list. |
| 162 | if (currentDailyStats.events == null) { |
| 163 | currentDailyStats.events = new TimeSparseArray<>(); |
| 164 | } |
Amith Yamasani | b0ff322 | 2015-03-04 09:56:14 -0800 | [diff] [blame^] | 165 | if (event.mEventType != UsageEvents.Event.INTERACTION) { |
| 166 | currentDailyStats.events.put(event.mTimeStamp, event); |
| 167 | } |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 168 | |
| 169 | for (IntervalStats stats : mCurrentStats) { |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 170 | if (event.mEventType == UsageEvents.Event.CONFIGURATION_CHANGE) { |
| 171 | stats.updateConfigurationStats(newFullConfig, event.mTimeStamp); |
| 172 | } else { |
| 173 | stats.update(event.mPackage, event.mTimeStamp, event.mEventType); |
| 174 | } |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 175 | } |
| 176 | |
| 177 | notifyStatsChanged(); |
| 178 | } |
| 179 | |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 180 | private static final StatCombiner<UsageStats> sUsageStatsCombiner = |
| 181 | new StatCombiner<UsageStats>() { |
| 182 | @Override |
| 183 | public void combine(IntervalStats stats, boolean mutable, |
| 184 | List<UsageStats> accResult) { |
| 185 | if (!mutable) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 186 | accResult.addAll(stats.packageStats.values()); |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 187 | return; |
| 188 | } |
| 189 | |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 190 | final int statCount = stats.packageStats.size(); |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 191 | for (int i = 0; i < statCount; i++) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 192 | accResult.add(new UsageStats(stats.packageStats.valueAt(i))); |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 193 | } |
| 194 | } |
| 195 | }; |
| 196 | |
| 197 | private static final StatCombiner<ConfigurationStats> sConfigStatsCombiner = |
| 198 | new StatCombiner<ConfigurationStats>() { |
| 199 | @Override |
| 200 | public void combine(IntervalStats stats, boolean mutable, |
| 201 | List<ConfigurationStats> accResult) { |
| 202 | if (!mutable) { |
| 203 | accResult.addAll(stats.configurations.values()); |
| 204 | return; |
| 205 | } |
| 206 | |
| 207 | final int configCount = stats.configurations.size(); |
| 208 | for (int i = 0; i < configCount; i++) { |
| 209 | accResult.add(new ConfigurationStats(stats.configurations.valueAt(i))); |
| 210 | } |
| 211 | } |
| 212 | }; |
| 213 | |
| 214 | /** |
| 215 | * Generic query method that selects the appropriate IntervalStats for the specified time range |
| 216 | * and bucket, then calls the {@link com.android.server.usage.UsageStatsDatabase.StatCombiner} |
| 217 | * provided to select the stats to use from the IntervalStats object. |
| 218 | */ |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 219 | private <T> List<T> queryStats(int intervalType, final long beginTime, final long endTime, |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 220 | StatCombiner<T> combiner) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 221 | if (intervalType == UsageStatsManager.INTERVAL_BEST) { |
| 222 | intervalType = mDatabase.findBestFitBucket(beginTime, endTime); |
| 223 | if (intervalType < 0) { |
| 224 | // Nothing saved to disk yet, so every stat is just as equal (no rollover has |
| 225 | // occurred. |
| 226 | intervalType = UsageStatsManager.INTERVAL_DAILY; |
| 227 | } |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 228 | } |
| 229 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 230 | if (intervalType < 0 || intervalType >= mCurrentStats.length) { |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 231 | if (DEBUG) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 232 | Slog.d(TAG, mLogPrefix + "Bad intervalType used " + intervalType); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 233 | } |
| 234 | return null; |
| 235 | } |
| 236 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 237 | final IntervalStats currentStats = mCurrentStats[intervalType]; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 238 | |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 239 | if (DEBUG) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 240 | Slog.d(TAG, mLogPrefix + "SELECT * FROM " + intervalType + " WHERE beginTime >= " |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 241 | + beginTime + " AND endTime < " + endTime); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 242 | } |
| 243 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 244 | if (beginTime >= currentStats.endTime) { |
| 245 | if (DEBUG) { |
| 246 | Slog.d(TAG, mLogPrefix + "Requesting stats after " + beginTime + " but latest is " |
| 247 | + currentStats.endTime); |
| 248 | } |
| 249 | // Nothing newer available. |
| 250 | return null; |
| 251 | } |
| 252 | |
| 253 | // Truncate the endTime to just before the in-memory stats. Then, we'll append the |
| 254 | // in-memory stats to the results (if necessary) so as to avoid writing to disk too |
| 255 | // often. |
| 256 | final long truncatedEndTime = Math.min(currentStats.beginTime, endTime); |
| 257 | |
| 258 | // Get the stats from disk. |
| 259 | List<T> results = mDatabase.queryUsageStats(intervalType, beginTime, |
| 260 | truncatedEndTime, combiner); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 261 | if (DEBUG) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 262 | Slog.d(TAG, "Got " + (results != null ? results.size() : 0) + " results from disk"); |
| 263 | Slog.d(TAG, "Current stats beginTime=" + currentStats.beginTime + |
| 264 | " endTime=" + currentStats.endTime); |
| 265 | } |
| 266 | |
| 267 | // Now check if the in-memory stats match the range and add them if they do. |
| 268 | if (beginTime < currentStats.endTime && endTime > currentStats.beginTime) { |
| 269 | if (DEBUG) { |
| 270 | Slog.d(TAG, mLogPrefix + "Returning in-memory stats"); |
| 271 | } |
| 272 | |
| 273 | if (results == null) { |
| 274 | results = new ArrayList<>(); |
| 275 | } |
| 276 | combiner.combine(currentStats, true, results); |
| 277 | } |
| 278 | |
| 279 | if (DEBUG) { |
| 280 | Slog.d(TAG, mLogPrefix + "Results: " + (results != null ? results.size() : 0)); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 281 | } |
| 282 | return results; |
| 283 | } |
| 284 | |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 285 | List<UsageStats> queryUsageStats(int bucketType, long beginTime, long endTime) { |
| 286 | return queryStats(bucketType, beginTime, endTime, sUsageStatsCombiner); |
| 287 | } |
| 288 | |
| 289 | List<ConfigurationStats> queryConfigurationStats(int bucketType, long beginTime, long endTime) { |
| 290 | return queryStats(bucketType, beginTime, endTime, sConfigStatsCombiner); |
| 291 | } |
| 292 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 293 | UsageEvents queryEvents(final long beginTime, final long endTime) { |
| 294 | final ArraySet<String> names = new ArraySet<>(); |
| 295 | List<UsageEvents.Event> results = queryStats(UsageStatsManager.INTERVAL_DAILY, |
| 296 | beginTime, endTime, new StatCombiner<UsageEvents.Event>() { |
| 297 | @Override |
| 298 | public void combine(IntervalStats stats, boolean mutable, |
| 299 | List<UsageEvents.Event> accumulatedResult) { |
| 300 | if (stats.events == null) { |
| 301 | return; |
| 302 | } |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 303 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 304 | final int startIndex = stats.events.closestIndexOnOrAfter(beginTime); |
| 305 | if (startIndex < 0) { |
| 306 | return; |
| 307 | } |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 308 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 309 | final int size = stats.events.size(); |
| 310 | for (int i = startIndex; i < size; i++) { |
| 311 | if (stats.events.keyAt(i) >= endTime) { |
| 312 | return; |
| 313 | } |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 314 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 315 | final UsageEvents.Event event = stats.events.valueAt(i); |
| 316 | names.add(event.mPackage); |
| 317 | if (event.mClass != null) { |
| 318 | names.add(event.mClass); |
| 319 | } |
| 320 | accumulatedResult.add(event); |
| 321 | } |
| 322 | } |
| 323 | }); |
| 324 | |
| 325 | if (results == null || results.isEmpty()) { |
| 326 | return null; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 327 | } |
| 328 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 329 | String[] table = names.toArray(new String[names.size()]); |
| 330 | Arrays.sort(table); |
| 331 | return new UsageEvents(results, table); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 332 | } |
| 333 | |
Amith Yamasani | b0ff322 | 2015-03-04 09:56:14 -0800 | [diff] [blame^] | 334 | long getLastPackageAccessTime(String packageName) { |
| 335 | final IntervalStats yearly = mCurrentStats[UsageStatsManager.INTERVAL_YEARLY]; |
| 336 | UsageStats packageUsage; |
| 337 | if ((packageUsage = yearly.packageStats.get(packageName)) == null) { |
| 338 | return -1; |
| 339 | } else { |
| 340 | return packageUsage.getLastTimeUsed(); |
| 341 | } |
| 342 | } |
| 343 | |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 344 | void persistActiveStats() { |
| 345 | if (mStatsChanged) { |
| 346 | Slog.i(TAG, mLogPrefix + "Flushing usage stats to disk"); |
| 347 | try { |
| 348 | for (int i = 0; i < mCurrentStats.length; i++) { |
| 349 | mDatabase.putUsageStats(i, mCurrentStats[i]); |
| 350 | } |
| 351 | mStatsChanged = false; |
| 352 | } catch (IOException e) { |
| 353 | Slog.e(TAG, mLogPrefix + "Failed to persist active stats", e); |
| 354 | } |
| 355 | } |
| 356 | } |
| 357 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 358 | private void rolloverStats(final long currentTimeMillis) { |
| 359 | final long startTime = SystemClock.elapsedRealtime(); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 360 | Slog.i(TAG, mLogPrefix + "Rolling over usage stats"); |
| 361 | |
| 362 | // Finish any ongoing events with an END_OF_DAY event. Make a note of which components |
| 363 | // need a new CONTINUE_PREVIOUS_DAY entry. |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 364 | final Configuration previousConfig = |
| 365 | mCurrentStats[UsageStatsManager.INTERVAL_DAILY].activeConfiguration; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 366 | ArraySet<String> continuePreviousDay = new ArraySet<>(); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 367 | for (IntervalStats stat : mCurrentStats) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 368 | final int pkgCount = stat.packageStats.size(); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 369 | for (int i = 0; i < pkgCount; i++) { |
Adam Lesinski | 37a46b4 | 2014-09-05 15:38:05 -0700 | [diff] [blame] | 370 | UsageStats pkgStats = stat.packageStats.valueAt(i); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 371 | if (pkgStats.mLastEvent == UsageEvents.Event.MOVE_TO_FOREGROUND || |
| 372 | pkgStats.mLastEvent == UsageEvents.Event.CONTINUE_PREVIOUS_DAY) { |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 373 | continuePreviousDay.add(pkgStats.mPackageName); |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 374 | stat.update(pkgStats.mPackageName, mDailyExpiryDate.getTimeInMillis() - 1, |
| 375 | UsageEvents.Event.END_OF_DAY); |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 376 | notifyStatsChanged(); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 377 | } |
| 378 | } |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 379 | |
| 380 | stat.updateConfigurationStats(null, mDailyExpiryDate.getTimeInMillis() - 1); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 381 | } |
| 382 | |
| 383 | persistActiveStats(); |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 384 | mDatabase.prune(currentTimeMillis); |
| 385 | loadActiveStats(currentTimeMillis, false); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 386 | |
| 387 | final int continueCount = continuePreviousDay.size(); |
| 388 | for (int i = 0; i < continueCount; i++) { |
| 389 | String name = continuePreviousDay.valueAt(i); |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 390 | final long beginTime = mCurrentStats[UsageStatsManager.INTERVAL_DAILY].beginTime; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 391 | for (IntervalStats stat : mCurrentStats) { |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 392 | stat.update(name, beginTime, UsageEvents.Event.CONTINUE_PREVIOUS_DAY); |
| 393 | stat.updateConfigurationStats(previousConfig, beginTime); |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 394 | notifyStatsChanged(); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 395 | } |
| 396 | } |
| 397 | persistActiveStats(); |
| 398 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 399 | final long totalTime = SystemClock.elapsedRealtime() - startTime; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 400 | Slog.i(TAG, mLogPrefix + "Rolling over usage stats complete. Took " + totalTime |
| 401 | + " milliseconds"); |
| 402 | } |
| 403 | |
| 404 | private void notifyStatsChanged() { |
| 405 | if (!mStatsChanged) { |
| 406 | mStatsChanged = true; |
| 407 | mListener.onStatsUpdated(); |
| 408 | } |
| 409 | } |
| 410 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 411 | /** |
| 412 | * @param force To force all in-memory stats to be reloaded. |
| 413 | */ |
| 414 | private void loadActiveStats(final long currentTimeMillis, boolean force) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 415 | final UnixCalendar tempCal = mDailyExpiryDate; |
| 416 | for (int intervalType = 0; intervalType < mCurrentStats.length; intervalType++) { |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 417 | tempCal.setTimeInMillis(currentTimeMillis); |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 418 | UnixCalendar.truncateTo(tempCal, intervalType); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 419 | |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 420 | if (!force && mCurrentStats[intervalType] != null && |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 421 | mCurrentStats[intervalType].beginTime == tempCal.getTimeInMillis()) { |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 422 | // These are the same, no need to load them (in memory stats are always newer |
| 423 | // than persisted stats). |
| 424 | continue; |
| 425 | } |
| 426 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 427 | final long lastBeginTime = mDatabase.getLatestUsageStatsBeginTime(intervalType); |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 428 | if (lastBeginTime >= tempCal.getTimeInMillis()) { |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 429 | if (DEBUG) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 430 | Slog.d(TAG, mLogPrefix + "Loading existing stats @ " + |
| 431 | sDateFormat.format(lastBeginTime) + "(" + lastBeginTime + |
| 432 | ") for interval " + intervalType); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 433 | } |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 434 | mCurrentStats[intervalType] = mDatabase.getLatestUsageStats(intervalType); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 435 | } else { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 436 | mCurrentStats[intervalType] = null; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 437 | } |
| 438 | |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 439 | if (mCurrentStats[intervalType] == null) { |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 440 | if (DEBUG) { |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 441 | Slog.d(TAG, "Creating new stats @ " + |
| 442 | sDateFormat.format(tempCal.getTimeInMillis()) + "(" + |
| 443 | tempCal.getTimeInMillis() + ") for interval " + intervalType); |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 444 | |
| 445 | } |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 446 | mCurrentStats[intervalType] = new IntervalStats(); |
| 447 | mCurrentStats[intervalType].beginTime = tempCal.getTimeInMillis(); |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 448 | mCurrentStats[intervalType].endTime = currentTimeMillis; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 449 | } |
| 450 | } |
| 451 | mStatsChanged = false; |
Adam Lesinski | 66143fa | 2014-09-11 08:31:05 -0700 | [diff] [blame] | 452 | mDailyExpiryDate.setTimeInMillis(currentTimeMillis); |
Adam Lesinski | d26bea3 | 2014-09-03 16:49:59 -0700 | [diff] [blame] | 453 | mDailyExpiryDate.addDays(1); |
| 454 | mDailyExpiryDate.truncateToDay(); |
| 455 | Slog.i(TAG, mLogPrefix + "Rollover scheduled @ " + |
| 456 | sDateFormat.format(mDailyExpiryDate.getTimeInMillis()) + "(" + |
| 457 | tempCal.getTimeInMillis() + ")"); |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 458 | } |
| 459 | |
Adam Lesinski | 1bb18c4 | 2014-08-18 12:21:34 -0700 | [diff] [blame] | 460 | // |
| 461 | // -- DUMP related methods -- |
| 462 | // |
| 463 | |
| 464 | void checkin(final IndentingPrintWriter pw) { |
| 465 | mDatabase.checkinDailyFiles(new UsageStatsDatabase.CheckinAction() { |
| 466 | @Override |
| 467 | public boolean checkin(IntervalStats stats) { |
| 468 | printIntervalStats(pw, stats, false); |
| 469 | return true; |
| 470 | } |
| 471 | }); |
| 472 | } |
| 473 | |
| 474 | void dump(IndentingPrintWriter pw) { |
| 475 | // This is not a check-in, only dump in-memory stats. |
| 476 | for (int interval = 0; interval < mCurrentStats.length; interval++) { |
| 477 | pw.print("In-memory "); |
| 478 | pw.print(intervalToString(interval)); |
| 479 | pw.println(" stats"); |
| 480 | printIntervalStats(pw, mCurrentStats[interval], true); |
| 481 | } |
| 482 | } |
| 483 | |
| 484 | private String formatDateTime(long dateTime, boolean pretty) { |
| 485 | if (pretty) { |
| 486 | return "\"" + DateUtils.formatDateTime(mContext, dateTime, sDateFormatFlags) + "\""; |
| 487 | } |
| 488 | return Long.toString(dateTime); |
| 489 | } |
| 490 | |
| 491 | private String formatElapsedTime(long elapsedTime, boolean pretty) { |
| 492 | if (pretty) { |
| 493 | return "\"" + DateUtils.formatElapsedTime(elapsedTime / 1000) + "\""; |
| 494 | } |
| 495 | return Long.toString(elapsedTime); |
| 496 | } |
| 497 | |
| 498 | void printIntervalStats(IndentingPrintWriter pw, IntervalStats stats, boolean prettyDates) { |
| 499 | if (prettyDates) { |
| 500 | pw.printPair("timeRange", "\"" + DateUtils.formatDateRange(mContext, |
| 501 | stats.beginTime, stats.endTime, sDateFormatFlags) + "\""); |
| 502 | } else { |
| 503 | pw.printPair("beginTime", stats.beginTime); |
| 504 | pw.printPair("endTime", stats.endTime); |
| 505 | } |
| 506 | pw.println(); |
| 507 | pw.increaseIndent(); |
| 508 | pw.println("packages"); |
| 509 | pw.increaseIndent(); |
| 510 | final ArrayMap<String, UsageStats> pkgStats = stats.packageStats; |
| 511 | final int pkgCount = pkgStats.size(); |
| 512 | for (int i = 0; i < pkgCount; i++) { |
| 513 | final UsageStats usageStats = pkgStats.valueAt(i); |
| 514 | pw.printPair("package", usageStats.mPackageName); |
| 515 | pw.printPair("totalTime", formatElapsedTime(usageStats.mTotalTimeInForeground, prettyDates)); |
| 516 | pw.printPair("lastTime", formatDateTime(usageStats.mLastTimeUsed, prettyDates)); |
| 517 | pw.println(); |
| 518 | } |
| 519 | pw.decreaseIndent(); |
| 520 | |
| 521 | pw.println("configurations"); |
| 522 | pw.increaseIndent(); |
| 523 | final ArrayMap<Configuration, ConfigurationStats> configStats = |
| 524 | stats.configurations; |
| 525 | final int configCount = configStats.size(); |
| 526 | for (int i = 0; i < configCount; i++) { |
| 527 | final ConfigurationStats config = configStats.valueAt(i); |
| 528 | pw.printPair("config", Configuration.resourceQualifierString(config.mConfiguration)); |
| 529 | pw.printPair("totalTime", formatElapsedTime(config.mTotalTimeActive, prettyDates)); |
| 530 | pw.printPair("lastTime", formatDateTime(config.mLastTimeActive, prettyDates)); |
| 531 | pw.printPair("count", config.mActivationCount); |
| 532 | pw.println(); |
| 533 | } |
| 534 | pw.decreaseIndent(); |
| 535 | |
| 536 | pw.println("events"); |
| 537 | pw.increaseIndent(); |
| 538 | final TimeSparseArray<UsageEvents.Event> events = stats.events; |
| 539 | final int eventCount = events != null ? events.size() : 0; |
| 540 | for (int i = 0; i < eventCount; i++) { |
| 541 | final UsageEvents.Event event = events.valueAt(i); |
| 542 | pw.printPair("time", formatDateTime(event.mTimeStamp, prettyDates)); |
| 543 | pw.printPair("type", eventToString(event.mEventType)); |
| 544 | pw.printPair("package", event.mPackage); |
| 545 | if (event.mClass != null) { |
| 546 | pw.printPair("class", event.mClass); |
| 547 | } |
| 548 | if (event.mConfiguration != null) { |
| 549 | pw.printPair("config", Configuration.resourceQualifierString(event.mConfiguration)); |
| 550 | } |
| 551 | pw.println(); |
| 552 | } |
| 553 | pw.decreaseIndent(); |
| 554 | pw.decreaseIndent(); |
| 555 | } |
| 556 | |
| 557 | private static String intervalToString(int interval) { |
| 558 | switch (interval) { |
| 559 | case UsageStatsManager.INTERVAL_DAILY: |
| 560 | return "daily"; |
| 561 | case UsageStatsManager.INTERVAL_WEEKLY: |
| 562 | return "weekly"; |
| 563 | case UsageStatsManager.INTERVAL_MONTHLY: |
| 564 | return "monthly"; |
| 565 | case UsageStatsManager.INTERVAL_YEARLY: |
| 566 | return "yearly"; |
| 567 | default: |
| 568 | return "?"; |
| 569 | } |
| 570 | } |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 571 | |
| 572 | private static String eventToString(int eventType) { |
| 573 | switch (eventType) { |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 574 | case UsageEvents.Event.NONE: |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 575 | return "NONE"; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 576 | case UsageEvents.Event.MOVE_TO_BACKGROUND: |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 577 | return "MOVE_TO_BACKGROUND"; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 578 | case UsageEvents.Event.MOVE_TO_FOREGROUND: |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 579 | return "MOVE_TO_FOREGROUND"; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 580 | case UsageEvents.Event.END_OF_DAY: |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 581 | return "END_OF_DAY"; |
Adam Lesinski | 3516800 | 2014-07-21 15:25:30 -0700 | [diff] [blame] | 582 | case UsageEvents.Event.CONTINUE_PREVIOUS_DAY: |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 583 | return "CONTINUE_PREVIOUS_DAY"; |
Adam Lesinski | 7f61e96 | 2014-09-02 16:43:52 -0700 | [diff] [blame] | 584 | case UsageEvents.Event.CONFIGURATION_CHANGE: |
| 585 | return "CONFIGURATION_CHANGE"; |
Adam Lesinski | 978a1ed | 2015-03-02 11:37:24 -0800 | [diff] [blame] | 586 | case UsageEvents.Event.INTERACTION: |
| 587 | return "INTERACTION"; |
Adam Lesinski | 3c15351 | 2014-07-23 17:34:34 -0700 | [diff] [blame] | 588 | default: |
| 589 | return "UNKNOWN"; |
| 590 | } |
| 591 | } |
| 592 | } |