Link to death of external vibrations (13381545) · Commits · e / os / android_frameworks_base

core/java/android/os/ExternalVibration.java

+18 −0

Original line number	Diff line number	Diff line
		@@ -114,6 +114,24 @@ public class ExternalVibration implements Parcelable {
		return true;
		}

		/**
		* Links a recipient to death against this external vibration token
		*/
		public void linkToDeath(IBinder.DeathRecipient recipient) {
		try {
		mToken.linkToDeath(recipient, 0);
		} catch (RemoteException e) {
		return;
		}
		}

		/**
		* Unlinks a recipient to death against this external vibration token
		*/
		public void unlinkToDeath(IBinder.DeathRecipient recipient) {
		mToken.unlinkToDeath(recipient, 0);
		}

		@Override
		public boolean equals(Object o) {
		if (o == null \|\| !(o instanceof ExternalVibration)) {

services/core/java/com/android/server/VibratorService.java

+14 −1

Original line number	Diff line number	Diff line
		@@ -620,7 +620,6 @@ public class VibratorService extends IVibratorService.Stub
		linkVibration(vib);
		long ident = Binder.clearCallingIdentity();
		try {

		doCancelVibrateLocked();
		startVibrationLocked(vib);
		addToPreviousVibrationsLocked(vib);
		@@ -1437,6 +1436,8 @@ public class VibratorService extends IVibratorService.Stub
		}

		final class ExternalVibratorService extends IExternalVibratorService.Stub {
		ExternalVibrationDeathRecipient mCurrentExternalDeathRecipient;

		@Override
		public int onExternalVibrationStart(ExternalVibration vib) {
		if (!mSupportsExternalControl) {
		@@ -1470,6 +1471,8 @@ public class VibratorService extends IVibratorService.Stub
		// Note that this doesn't support multiple concurrent external controls, as we
		// would need to mute the old one still if it came from a different controller.
		mCurrentExternalVibration = vib;
		mCurrentExternalDeathRecipient = new ExternalVibrationDeathRecipient();
		mCurrentExternalVibration.linkToDeath(mCurrentExternalDeathRecipient);
		if (mPreviousExternalVibrations.size() > mPreviousVibrationsLimit) {
		mPreviousExternalVibrations.removeFirst();
		}
		@@ -1514,6 +1517,8 @@ public class VibratorService extends IVibratorService.Stub
		public void onExternalVibrationStop(ExternalVibration vib) {
		synchronized (mLock) {
		if (vib.equals(mCurrentExternalVibration)) {
		mCurrentExternalVibration.unlinkToDeath(mCurrentExternalDeathRecipient);
		mCurrentExternalDeathRecipient = null;
		mCurrentExternalVibration = null;
		setVibratorUnderExternalControl(false);
		if (DEBUG) {
		@@ -1522,6 +1527,14 @@ public class VibratorService extends IVibratorService.Stub
		}
		}
		}

		private class ExternalVibrationDeathRecipient implements IBinder.DeathRecipient {
		public void binderDied() {
		synchronized (mLock) {
		onExternalVibrationStop(mCurrentExternalVibration);
		}
		}
		}
		}

		private final class VibratorShellCommand extends ShellCommand {