Merge "Bluetooth talks to statsd" (c3c4ef4b) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/btservice/AdapterService.java

+3 −0

Original line number	Diff line number	Diff line
		@@ -61,6 +61,7 @@ import android.util.Base64;
		import android.util.Log;
		import android.util.Slog;
		import android.util.SparseArray;
		import android.util.StatsLog;

		import com.android.bluetooth.BluetoothMetricsProto;
		import com.android.bluetooth.Utils;
		@@ -507,6 +508,8 @@ public class AdapterService extends Service {
		} catch (RemoteException e) {
		Log.w(TAG, "RemoteException trying to send a reset to BatteryStats");
		}
		StatsLog.write_non_chained(StatsLog.BLE_SCAN_STATE_CHANGED, -1, null,
		StatsLog.BLE_SCAN_STATE_CHANGED__STATE__RESET, false, false, false);

		//Start Gatt service
		setProfileServiceState(GattService.class, BluetoothAdapter.STATE_ON);

android/app/src/com/android/bluetooth/gatt/AppScanStats.java

+29 −6

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@ import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.SystemClock;
		import android.os.WorkSource;
		import android.util.StatsLog;

		import com.android.bluetooth.BluetoothMetricsProto;
		import com.android.internal.app.IBatteryStats;
		@@ -39,6 +40,8 @@ import java.util.List;
		* @hide
		*/
		/package/ class AppScanStats {
		private static final String TAG = AppScanStats.class.getSimpleName();

		static final DateFormat DATE_FORMAT = new SimpleDateFormat("MM-dd HH:mm:ss");

		/* ContextMap here is needed to grab Apps and Connections */ ContextMap mContextMap;
		@@ -88,7 +91,7 @@ import java.util.List;
		static final int SCAN_TIMEOUT_MS = 30 * 60 * 1000;

		public String appName;
		public WorkSource workSource; // Used for BatteryStats
		public WorkSource mWorkSource; // Used for BatteryStats and StatsLog
		private int mScansStarted = 0;
		private int mScansStopped = 0;
		public boolean isRegistered = false;
		@@ -113,7 +116,7 @@ import java.util.List;
		// Bill the caller if the work source isn't passed through
		source = new WorkSource(Binder.getCallingUid(), appName);
		}
		workSource = source;
		mWorkSource = source;
		}

		synchronized void addResult(int scannerId) {
		@@ -125,7 +128,7 @@ import java.util.List;
		// to lower the cost of the binder transaction
		if (batteryStatsResults % 100 == 0) {
		try {
		mBatteryStats.noteBleScanResults(workSource, 100);
		mBatteryStats.noteBleScanResults(mWorkSource, 100);
		} catch (RemoteException e) {
		/* ignore */
		}
		@@ -171,10 +174,11 @@ import java.util.List;
		}
		try {
		boolean isUnoptimized = !(scan.filtered \|\| scan.background \|\| scan.opportunistic);
		mBatteryStats.noteBleScanStarted(workSource, isUnoptimized);
		mBatteryStats.noteBleScanStarted(mWorkSource, isUnoptimized);
		} catch (RemoteException e) {
		/* ignore */
		}
		writeToStatsLog(scan, StatsLog.BLE_SCAN_STATE_CHANGED__STATE__ON);

		mOngoingScans.put(scannerId, scan);
		}
		@@ -220,11 +224,12 @@ import java.util.List;
		// Inform battery stats of any results it might be missing on
		// scan stop
		boolean isUnoptimized = !(scan.filtered \|\| scan.background \|\| scan.opportunistic);
		mBatteryStats.noteBleScanResults(workSource, scan.results % 100);
		mBatteryStats.noteBleScanStopped(workSource, isUnoptimized);
		mBatteryStats.noteBleScanResults(mWorkSource, scan.results % 100);
		mBatteryStats.noteBleScanStopped(mWorkSource, isUnoptimized);
		} catch (RemoteException e) {
		/* ignore */
		}
		writeToStatsLog(scan, StatsLog.BLE_SCAN_STATE_CHANGED__STATE__OFF);
		}

		synchronized void recordScanSuspend(int scannerId) {
		@@ -249,6 +254,24 @@ import java.util.List;
		mTotalSuspendTime += suspendDuration;
		}

		private void writeToStatsLog(LastScan scan, int statsLogState) {
		for (int i = 0; i < mWorkSource.size(); i++) {
		StatsLog.write_non_chained(StatsLog.BLE_SCAN_STATE_CHANGED,
		mWorkSource.get(i), null,
		statsLogState, scan.filtered, scan.background, scan.opportunistic);
		}

		final List<WorkSource.WorkChain> workChains = mWorkSource.getWorkChains();
		if (workChains != null) {
		for (int i = 0; i < workChains.size(); ++i) {
		WorkSource.WorkChain workChain = workChains.get(i);
		StatsLog.write(StatsLog.BLE_SCAN_STATE_CHANGED,
		workChain.getUids(), workChain.getTags(),
		statsLogState, scan.filtered, scan.background, scan.opportunistic);
		}
		}
		}

		synchronized void setScanTimeout(int scannerId) {
		if (!isScanning()) {
		return;