Remove dead code for AnomalyAlarm (f9dadfd0) · Commits · e / os / android_frameworks_base

apex/statsd/aidl/android/os/IStatsCompanionService.aidl

+0 −11

Original line number	Diff line number	Diff line
		@@ -26,17 +26,6 @@ interface IStatsCompanionService {
		*/
		oneway void statsdReady();

		/**
		* Register an alarm for anomaly detection to fire at the given timestamp (ms since epoch).
		* If anomaly alarm had already been registered, it will be replaced with the new timestamp.
		* Uses AlarmManager.set API, so if the timestamp is in the past, alarm fires immediately, and
		* alarm is inexact.
		*/
		oneway void setAnomalyAlarm(long timestampMs);

		/** Cancel any anomaly detection alarm. */
		oneway void cancelAnomalyAlarm();

		/**
		* Register a repeating alarm for pulling to fire at the given timestamp and every
		* intervalMs thereafter (in ms since epoch).

apex/statsd/aidl/android/os/IStatsd.aidl

+0 −7

Original line number	Diff line number	Diff line
		@@ -41,13 +41,6 @@ interface IStatsd {
		*/
		void statsCompanionReady();

		/**
		* Tells statsd that an anomaly may have occurred, so statsd can check whether this is so and
		* act accordingly.
		* Two-way binder call so that caller's method (and corresponding wakelocks) will linger.
		*/
		void informAnomalyAlarmFired();

		/**
		* Tells statsd that it is time to poll some stats. Statsd will be responsible for determing
		* what stats to poll and initiating the polling.

apex/statsd/service/java/com/android/server/stats/StatsCompanionService.java

+0 −66

Original line number	Diff line number	Diff line
		@@ -100,7 +100,6 @@ public class StatsCompanionService extends IStatsCompanionService.Stub {
		private static IStatsd sStatsd;
		private static final Object sStatsdLock = new Object();

		private final OnAlarmListener mAnomalyAlarmListener;
		private final OnAlarmListener mPullingAlarmListener;
		private final OnAlarmListener mPeriodicAlarmListener;

		@@ -124,7 +123,6 @@ public class StatsCompanionService extends IStatsCompanionService.Stub {
		handlerThread.start();
		mHandler = new CompanionHandler(handlerThread.getLooper());

		mAnomalyAlarmListener = new AnomalyAlarmListener(context);
		mPullingAlarmListener = new PullingAlarmListener(context);
		mPeriodicAlarmListener = new PeriodicAlarmListener(context);
		}
		@@ -336,41 +334,6 @@ public class StatsCompanionService extends IStatsCompanionService.Stub {
		}
		}

		public static final class AnomalyAlarmListener implements OnAlarmListener {
		private final Context mContext;

		AnomalyAlarmListener(Context context) {
		mContext = context;
		}

		@Override
		public void onAlarm() {
		if (DEBUG) {
		Log.i(TAG, "StatsCompanionService believes an anomaly has occurred at time "
		+ System.currentTimeMillis() + "ms.");
		}
		IStatsd statsd = getStatsdNonblocking();
		if (statsd == null) {
		Log.w(TAG, "Could not access statsd to inform it of anomaly alarm firing");
		return;
		}

		// Wakelock needs to be retained while calling statsd.
		Thread thread = new WakelockThread(mContext,
		AnomalyAlarmListener.class.getCanonicalName(), new Runnable() {
		@Override
		public void run() {
		try {
		statsd.informAnomalyAlarmFired();
		} catch (RemoteException e) {
		Log.w(TAG, "Failed to inform statsd of anomaly alarm firing", e);
		}
		}
		});
		thread.start();
		}
		}

		public final static class PullingAlarmListener implements OnAlarmListener {
		private final Context mContext;

		@@ -468,34 +431,6 @@ public class StatsCompanionService extends IStatsCompanionService.Stub {
		}
		}

		@Override // Binder call
		public void setAnomalyAlarm(long timestampMs) {
		StatsCompanion.enforceStatsdCallingUid();
		if (DEBUG) Log.d(TAG, "Setting anomaly alarm for " + timestampMs);
		final long callingToken = Binder.clearCallingIdentity();
		try {
		// using ELAPSED_REALTIME, not ELAPSED_REALTIME_WAKEUP, so if device is asleep, will
		// only fire when it awakens.
		// AlarmManager will automatically cancel any previous mAnomalyAlarmListener alarm.
		mAlarmManager.setExact(AlarmManager.ELAPSED_REALTIME, timestampMs, TAG + ".anomaly",
		mAnomalyAlarmListener, mHandler);
		} finally {
		Binder.restoreCallingIdentity(callingToken);
		}
		}

		@Override // Binder call
		public void cancelAnomalyAlarm() {
		StatsCompanion.enforceStatsdCallingUid();
		if (DEBUG) Log.d(TAG, "Cancelling anomaly alarm");
		final long callingToken = Binder.clearCallingIdentity();
		try {
		mAlarmManager.cancel(mAnomalyAlarmListener);
		} finally {
		Binder.restoreCallingIdentity(callingToken);
		}
		}

		@Override // Binder call
		public void setAlarmForSubscriberTriggering(long timestampMs) {
		StatsCompanion.enforceStatsdCallingUid();
		@@ -666,7 +601,6 @@ public class StatsCompanionService extends IStatsCompanionService.Stub {
		// instead of in binder death because statsd can come back and set different alarms, or not
		// want to set an alarm when it had been set. This guarantees that when we get a new statsd,
		// we cancel any alarms before it is able to set them.
		cancelAnomalyAlarm();
		cancelPullingAlarm();
		cancelAlarmForSubscriberTriggering();

cmds/statsd/src/StatsService.cpp

+0 −6

Original line number	Diff line number	Diff line
		@@ -973,12 +973,6 @@ Status StatsService::informOnePackageRemoved(const string& app, int32_t uid) {
		return Status::ok();
		}

		Status StatsService::informAnomalyAlarmFired() {
		ENFORCE_UID(AID_SYSTEM);
		// Anomaly alarms are handled internally now. This code should be fully deleted.
		return Status::ok();
		}

		Status StatsService::informAlarmForSubscriberTriggeringFired() {
		ENFORCE_UID(AID_SYSTEM);

cmds/statsd/src/StatsService.h

+0 −1

Original line number	Diff line number	Diff line
		@@ -66,7 +66,6 @@ public:
		virtual Status systemRunning();
		virtual Status statsCompanionReady();
		virtual Status bootCompleted();
		virtual Status informAnomalyAlarmFired();
		virtual Status informPollAlarmFired();
		virtual Status informAlarmForSubscriberTriggeringFired();