Acquire wakelock during network stats collection. (6248926e) · Commits · e / os / android_frameworks_base

services/java/com/android/server/net/NetworkStatsService.java

+25 −4

Original line number	Diff line number	Diff line
		@@ -60,6 +60,7 @@ import android.os.Environment;
		import android.os.Handler;
		import android.os.HandlerThread;
		import android.os.INetworkManagementService;
		import android.os.PowerManager;
		import android.os.RemoteException;
		import android.os.SystemClock;
		import android.provider.Settings;
		@@ -112,6 +113,8 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
		private final TrustedTime mTime;
		private final NetworkStatsSettings mSettings;

		private final PowerManager.WakeLock mWakeLock;

		private IConnectivityManager mConnManager;

		// @VisibleForTesting
		@@ -191,6 +194,10 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
		mTime = checkNotNull(time, "missing TrustedTime");
		mSettings = checkNotNull(settings, "missing NetworkStatsSettings");

		final PowerManager powerManager = (PowerManager) context.getSystemService(
		Context.POWER_SERVICE);
		mWakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);

		mHandlerThread = new HandlerThread(TAG);
		mHandlerThread.start();
		mHandler = new Handler(mHandlerThread.getLooper());
		@@ -408,7 +415,12 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
		// on background handler thread, and verified CONNECTIVITY_INTERNAL
		// permission above.
		synchronized (mStatsLock) {
		mWakeLock.acquire();
		try {
		updateIfacesLocked();
		} finally {
		mWakeLock.release();
		}
		}
		}
		};
		@@ -419,8 +431,12 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
		// on background handler thread, and verified UPDATE_DEVICE_STATS
		// permission above.
		synchronized (mStatsLock) {
		// TODO: acquire wakelock while performing poll
		mWakeLock.acquire();
		try {
		performPollLocked(true, false);
		} finally {
		mWakeLock.release();
		}
		}
		}
		};
		@@ -433,7 +449,12 @@ public class NetworkStatsService extends INetworkStatsService.Stub {
		final int uid = intent.getIntExtra(EXTRA_UID, 0);
		synchronized (mStatsLock) {
		// TODO: perform one last stats poll for UID
		mWakeLock.acquire();
		try {
		removeUidLocked(uid);
		} finally {
		mWakeLock.release();
		}
		}
		}
		};