Update AmbientContextManager with suggestions. (e1599f6d) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/ambientcontext/AmbientContextManagerService.java

+48 −60

Original line number	Diff line number	Diff line
		@@ -50,6 +50,8 @@ import com.android.server.infra.AbstractMasterSystemService;
		import com.android.server.infra.FrameworkResourcesServiceNameResolver;
		import com.android.server.pm.KnownPackages;

		import com.google.android.collect.Sets;

		import java.io.FileDescriptor;
		import java.io.PrintWriter;
		import java.util.ArrayList;
		@@ -67,12 +69,10 @@ public class AmbientContextManagerService extends
		AmbientContextManagerPerUserService> {
		private static final String TAG = AmbientContextManagerService.class.getSimpleName();
		private static final String KEY_SERVICE_ENABLED = "service_enabled";
		private static final Set<Integer> DEFAULT_EVENT_SET = new HashSet<>(){{
		add(AmbientContextEvent.EVENT_COUGH);
		add(AmbientContextEvent.EVENT_SNORE);
		add(AmbientContextEvent.EVENT_BACK_DOUBLE_TAP);
		}
		};
		private static final Set<Integer> DEFAULT_EVENT_SET = Sets.newHashSet(
		AmbientContextEvent.EVENT_COUGH,
		AmbientContextEvent.EVENT_SNORE,
		AmbientContextEvent.EVENT_BACK_DOUBLE_TAP);

		/** Default value in absence of {@link DeviceConfig} override. */
		private static final boolean DEFAULT_SERVICE_ENABLED = true;
		@@ -409,14 +409,6 @@ public class AmbientContextManagerService extends
		}
		}

		private Set<Integer> intArrayToIntegerSet(int[] eventTypes) {
		Set<Integer> types = new HashSet<>();
		for (Integer i : eventTypes) {
		types.add(i);
		}
		return types;
		}

		private AmbientContextManagerPerUserService.ServiceType getServiceType(String serviceName) {
		final String wearableService = mContext.getResources()
		.getString(R.string.config_defaultWearableSensingService);
		@@ -513,6 +505,14 @@ public class AmbientContextManagerService extends
		return intArray;
		}

		private Set<Integer> intArrayToIntegerSet(int[] eventTypes) {
		Set<Integer> types = new HashSet<>();
		for (Integer i : eventTypes) {
		types.add(i);
		}
		return types;
		}

		@NonNull
		private static Integer[] intArrayToIntegerArray(@NonNull int[] integerSet) {
		Integer[] intArray = new Integer[integerSet.length];
		@@ -567,37 +567,24 @@ public class AmbientContextManagerService extends
		mContext.enforceCallingOrSelfPermission(
		Manifest.permission.ACCESS_AMBIENT_CONTEXT_EVENT, TAG);
		assertCalledByPackageOwner(packageName);

		AmbientContextManagerPerUserService service =
		getAmbientContextManagerPerUserServiceForEventTypes(
		UserHandle.getCallingUserId(),
		request.getEventTypes());

		if (service == null) {
		Slog.w(TAG, "onRegisterObserver unavailable user_id: "
		+ UserHandle.getCallingUserId());
		}

		if (service.getServiceType() == ServiceType.DEFAULT && !mIsServiceEnabled) {
		Slog.d(TAG, "Service not available.");
		service.completeRegistration(observer,
		AmbientContextManager.STATUS_SERVICE_UNAVAILABLE);
		return;
		}
		if (service.getServiceType() == ServiceType.WEARABLE && !mIsWearableServiceEnabled) {
		Slog.d(TAG, "Wearable Service not available.");
		service.completeRegistration(observer,
		AmbientContextManager.STATUS_SERVICE_UNAVAILABLE);
		return;
		}
		if (containsMixedEvents(integerSetToIntArray(request.getEventTypes()))) {
		Slog.d(TAG, "AmbientContextEventRequest contains mixed events,"
		+ " this is not supported.");
		service.completeRegistration(observer,
		AmbientContextManager.STATUS_NOT_SUPPORTED);
		return;
		}

		int statusCode = checkStatusCode(
		service, integerSetToIntArray(request.getEventTypes()));
		if (statusCode == AmbientContextManager.STATUS_SUCCESS) {
		service.onRegisterObserver(request, packageName, observer);
		} else {
		service.completeRegistration(observer, statusCode);
		}
		}

		@Override
		@@ -606,10 +593,10 @@ public class AmbientContextManagerService extends
		Manifest.permission.ACCESS_AMBIENT_CONTEXT_EVENT, TAG);
		assertCalledByPackageOwner(callingPackage);

		AmbientContextManagerPerUserService service = null;
		for (ClientRequest cr : mExistingClientRequests) {
		if (cr.getPackageName().equals(callingPackage)) {
		service = getAmbientContextManagerPerUserServiceForEventTypes(
		AmbientContextManagerPerUserService service =
		getAmbientContextManagerPerUserServiceForEventTypes(
		UserHandle.getCallingUserId(), cr.getRequest().getEventTypes());
		if (service != null) {
		service.onUnregisterObserver(callingPackage);
		@@ -635,34 +622,18 @@ public class AmbientContextManagerService extends
		getAmbientContextManagerPerUserServiceForEventTypes(
		UserHandle.getCallingUserId(), intArrayToIntegerSet(eventTypes));
		if (service == null) {
		Slog.w(TAG, "onQueryServiceStatus unavailable user_id: "
		Slog.w(TAG, "queryServiceStatus unavailable user_id: "
		+ UserHandle.getCallingUserId());
		}

		if (service.getServiceType() == ServiceType.DEFAULT && !mIsServiceEnabled) {
		Slog.d(TAG, "Service not available.");
		service.sendStatusCallback(statusCallback,
		AmbientContextManager.STATUS_SERVICE_UNAVAILABLE);
		return;
		}
		if (service.getServiceType() == ServiceType.WEARABLE
		&& !mIsWearableServiceEnabled) {
		Slog.d(TAG, "Wearable Service not available.");
		service.sendStatusCallback(statusCallback,
		AmbientContextManager.STATUS_SERVICE_UNAVAILABLE);
		return;
		}

		if (containsMixedEvents(eventTypes)) {
		Slog.d(TAG, "AmbientContextEventRequest contains mixed events,"
		+ " this is not supported.");
		service.sendStatusCallback(statusCallback,
		AmbientContextManager.STATUS_NOT_SUPPORTED);
		return;
		}

		int statusCode = checkStatusCode(service, eventTypes);
		if (statusCode == AmbientContextManager.STATUS_SUCCESS) {
		service.onQueryServiceStatus(eventTypes, callingPackage,
		statusCallback);
		} else {
		service.sendStatusCallback(statusCallback, statusCode);
		}
		}
		}

		@@ -708,5 +679,22 @@ public class AmbientContextManagerService extends
		new AmbientContextShellCommand(AmbientContextManagerService.this).exec(
		this, in, out, err, args, callback, resultReceiver);
		}

		private int checkStatusCode(AmbientContextManagerPerUserService service, int[] eventTypes) {
		if (service.getServiceType() == ServiceType.DEFAULT && !mIsServiceEnabled) {
		Slog.d(TAG, "Service not enabled.");
		return AmbientContextManager.STATUS_SERVICE_UNAVAILABLE;
		}
		if (service.getServiceType() == ServiceType.WEARABLE && !mIsWearableServiceEnabled) {
		Slog.d(TAG, "Wearable Service not available.");
		return AmbientContextManager.STATUS_SERVICE_UNAVAILABLE;
		}
		if (containsMixedEvents(eventTypes)) {
		Slog.d(TAG, "AmbientContextEventRequest contains mixed events,"
		+ " this is not supported.");
		return AmbientContextManager.STATUS_NOT_SUPPORTED;
		}
		return AmbientContextManager.STATUS_SUCCESS;
		}
		}
		}