diff options
Diffstat (limited to 'services/usage')
| -rw-r--r-- | services/usage/java/com/android/server/usage/UsageStatsService.java | 106 |
1 files changed, 95 insertions, 11 deletions
diff --git a/services/usage/java/com/android/server/usage/UsageStatsService.java b/services/usage/java/com/android/server/usage/UsageStatsService.java index 04984d3..c2e61c6 100644 --- a/services/usage/java/com/android/server/usage/UsageStatsService.java +++ b/services/usage/java/com/android/server/usage/UsageStatsService.java @@ -28,7 +28,6 @@ import android.app.usage.UsageEvents.Event; import android.app.usage.UsageStats; import android.app.usage.UsageStatsManagerInternal; import android.app.usage.UsageStatsManagerInternal.AppIdleStateChangeListener; -import android.appwidget.AppWidgetManager; import android.content.BroadcastReceiver; import android.content.ComponentName; import android.content.Context; @@ -41,6 +40,7 @@ import android.content.pm.UserInfo; import android.content.res.Configuration; import android.database.ContentObserver; import android.net.Uri; +import android.os.BatteryManager; import android.os.Binder; import android.os.Environment; import android.os.Handler; @@ -81,6 +81,8 @@ public class UsageStatsService extends SystemService implements private static final long TWENTY_MINUTES = 20 * 60 * 1000; private static final long FLUSH_INTERVAL = DEBUG ? TEN_SECONDS : TWENTY_MINUTES; private static final long TIME_CHANGE_THRESHOLD_MILLIS = 2 * 1000; // Two seconds. + static final long DEFAULT_APP_IDLE_THRESHOLD_MILLIS = 2L * 24 * 60 * 60 * 1000; // 1 day + static final long DEFAULT_CHECK_IDLE_INTERVAL = 8 * 3600 * 1000; // 8 hours // Handler message types. static final int MSG_REPORT_EVENT = 0; @@ -88,6 +90,7 @@ public class UsageStatsService extends SystemService implements static final int MSG_REMOVE_USER = 2; static final int MSG_INFORM_LISTENERS = 3; static final int MSG_RESET_LAST_TIMESTAMP = 4; + static final int MSG_CHECK_IDLE_STATES = 5; private final Object mLock = new Object(); Handler mHandler; @@ -98,9 +101,11 @@ public class UsageStatsService extends SystemService implements private File mUsageStatsDir; long mRealTimeSnapshot; long mSystemTimeSnapshot; + boolean mAppIdleParoled; - private static final long DEFAULT_APP_IDLE_THRESHOLD_MILLIS = 1L * 24 * 60 * 60 * 1000; // 1 day - private long mAppIdleDurationMillis; + long mAppIdleDurationMillis; + + long mCheckIdleIntervalMillis = DEFAULT_CHECK_IDLE_INTERVAL; private ArrayList<UsageStatsManagerInternal.AppIdleStateChangeListener> mPackageAccessListeners = new ArrayList<>(); @@ -113,6 +118,7 @@ public class UsageStatsService extends SystemService implements public void onStart() { mAppOps = (AppOpsManager) getContext().getSystemService(Context.APP_OPS_SERVICE); mUserManager = (UserManager) getContext().getSystemService(Context.USER_SERVICE); + mHandler = new H(BackgroundThread.get().getLooper()); File systemDataDir = new File(Environment.getDataDirectory(), "system"); @@ -123,9 +129,14 @@ public class UsageStatsService extends SystemService implements + mUsageStatsDir.getAbsolutePath()); } - getContext().registerReceiver(new UserRemovedReceiver(), - new IntentFilter(Intent.ACTION_USER_REMOVED)); + IntentFilter userActions = new IntentFilter(Intent.ACTION_USER_REMOVED); + userActions.addAction(Intent.ACTION_USER_STARTED); + getContext().registerReceiverAsUser(new UserActionsReceiver(), UserHandle.ALL, userActions, + null, null); + IntentFilter deviceStates = new IntentFilter(BatteryManager.ACTION_CHARGING); + deviceStates.addAction(BatteryManager.ACTION_DISCHARGING); + getContext().registerReceiver(new DeviceStateReceiver(), deviceStates); synchronized (mLock) { cleanUpRemovedUsersLocked(); } @@ -147,18 +158,35 @@ public class UsageStatsService extends SystemService implements if (phase == PHASE_SYSTEM_SERVICES_READY) { // Observe changes to the threshold new SettingsObserver(mHandler).registerObserver(); + } else if (phase == PHASE_BOOT_COMPLETED) { + setAppIdleParoled(getContext().getSystemService(BatteryManager.class).isCharging()); } } - private class UserRemovedReceiver extends BroadcastReceiver { + private class UserActionsReceiver extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { - if (intent != null && intent.getAction().equals(Intent.ACTION_USER_REMOVED)) { - final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); + final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); + if (Intent.ACTION_USER_REMOVED.equals(intent.getAction())) { if (userId >= 0) { mHandler.obtainMessage(MSG_REMOVE_USER, userId, 0).sendToTarget(); } + } else if (Intent.ACTION_USER_STARTED.equals(intent.getAction())) { + if (userId >=0) { + postCheckIdleStates(); + } + } + } + } + + private class DeviceStateReceiver extends BroadcastReceiver { + @Override + public void onReceive(Context context, Intent intent) { + final String action = intent.getAction(); + if (BatteryManager.ACTION_CHARGING.equals(action) + || BatteryManager.ACTION_DISCHARGING.equals(action)) { + setAppIdleParoled(BatteryManager.ACTION_CHARGING.equals(action)); } } } @@ -195,6 +223,49 @@ public class UsageStatsService extends SystemService implements } } + void setAppIdleParoled(boolean paroled) { + synchronized (mLock) { + if (mAppIdleParoled != paroled) { + mAppIdleParoled = paroled; + postCheckIdleStates(); + } + } + } + + void postCheckIdleStates() { + mHandler.removeMessages(MSG_CHECK_IDLE_STATES); + mHandler.sendEmptyMessage(MSG_CHECK_IDLE_STATES); + } + + /** Check all running users' apps to see if they enter an idle state. */ + void checkIdleStates() { + final int[] runningUsers; + try { + runningUsers = ActivityManagerNative.getDefault().getRunningUserIds(); + } catch (RemoteException re) { + return; + } + + for (int i = 0; i < runningUsers.length; i++) { + final int userId = runningUsers[i]; + List<PackageInfo> packages = + getContext().getPackageManager().getInstalledPackages( + PackageManager.GET_DISABLED_COMPONENTS + | PackageManager.GET_UNINSTALLED_PACKAGES, + userId); + synchronized (mLock) { + final int packageCount = packages.size(); + for (int p = 0; p < packageCount; p++) { + final String packageName = packages.get(p).packageName; + final boolean isIdle = isAppIdle(packageName, userId); + mHandler.sendMessage(mHandler.obtainMessage(MSG_INFORM_LISTENERS, + userId, isIdle ? 1 : 0, packageName)); + } + } + } + mHandler.sendEmptyMessageDelayed(MSG_CHECK_IDLE_STATES, mCheckIdleIntervalMillis); + } + private static void deleteRecursively(File f) { File[] files = f.listFiles(); if (files != null) { @@ -291,7 +362,7 @@ public class UsageStatsService extends SystemService implements void resetLastTimestamp(String packageName, int userId, boolean idle) { synchronized (mLock) { final long timeNow = checkAndGetTimeLocked(); - final long lastTimestamp = timeNow - (idle ? mAppIdleDurationMillis : 0); + final long lastTimestamp = timeNow - (idle ? mAppIdleDurationMillis : 0) - 5000; final UserUsageStatsService service = getUserDataAndInitializeIfNeededLocked(userId, timeNow); @@ -409,14 +480,22 @@ public class UsageStatsService extends SystemService implements private boolean hasPassedIdleDuration(long lastUsed) { final long now = System.currentTimeMillis(); - return lastUsed < now - mAppIdleDurationMillis; + return lastUsed <= now - mAppIdleDurationMillis; } boolean isAppIdle(String packageName, int userId) { if (packageName == null) return false; + synchronized (mLock) { + // Temporary exemption, probably due to device charging or occasional allowance to + // be allowed to sync, etc. + if (mAppIdleParoled) { + return false; + } + } if (SystemConfig.getInstance().getAllowInPowerSave().contains(packageName)) { return false; } + // TODO: Optimize this check if (isActiveDeviceAdmin(packageName, userId)) { return false; } @@ -518,6 +597,9 @@ public class UsageStatsService extends SystemService implements resetLastTimestamp((String) msg.obj, msg.arg1, msg.arg2 == 1); break; + case MSG_CHECK_IDLE_STATES: + checkIdleStates(); + break; default: super.handleMessage(msg); break; @@ -544,7 +626,9 @@ public class UsageStatsService extends SystemService implements mAppIdleDurationMillis = Settings.Secure.getLongForUser(getContext().getContentResolver(), Settings.Secure.APP_IDLE_DURATION, DEFAULT_APP_IDLE_THRESHOLD_MILLIS, UserHandle.USER_OWNER); - // TODO: Check if we need to update idle states of all the apps + mCheckIdleIntervalMillis = Math.min(DEFAULT_CHECK_IDLE_INTERVAL, + mAppIdleDurationMillis / 4); + postCheckIdleStates(); } } |