Merge remote-tracking branch 'origin/lineage-20.0' into v1-t (ae2f363d) · Commits · e / os / android_frameworks_base

core/java/android/content/Context.java

+9 −0

Original line number	Diff line number	Diff line
		@@ -272,6 +272,7 @@ public abstract class Context {
		BIND_IMPORTANT,
		BIND_ADJUST_WITH_ACTIVITY,
		BIND_NOT_PERCEPTIBLE,
		BIND_DENY_ACTIVITY_STARTS_PRE_34,
		BIND_INCLUDE_CAPABILITIES
		})
		@Retention(RetentionPolicy.SOURCE)
		@@ -392,6 +393,14 @@ public abstract class Context {
		/********* Public flags above this line *********/
		/********* Hidden flags below this line *********/

		/**
		* Flag for {@link #bindService}: If binding from an app that is visible, the bound service is
		* allowed to start an activity from background. Add a flag so that this behavior can be opted
		* out.
		* @hide
		*/
		public static final int BIND_DENY_ACTIVITY_STARTS_PRE_34 = 0X000004000;

		/**
		* Flag for {@link #bindService}: This flag is only intended to be used by the system to
		* indicate that a service binding is not considered as real package component usage and should

core/java/android/provider/Settings.java

+7 −0

Original line number	Diff line number	Diff line
		@@ -9581,6 +9581,13 @@ public final class Settings {
		*/
		public static final String SPATIAL_AUDIO_ENABLED = "spatial_audio_enabled";

		/**
		* Internal collection of audio device inventory items
		* The device item stored are {@link com.android.server.audio.AdiDeviceState}
		* @hide
		*/
		public static final String AUDIO_DEVICE_INVENTORY = "audio_device_inventory";

		/**
		* Indicates whether notification display on the lock screen is enabled.
		* <p>

core/java/com/android/internal/content/FileSystemProvider.java

+88 −78

Original line number	Diff line number	Diff line
		@@ -62,14 +62,14 @@ import java.nio.file.FileVisitor;
		import java.nio.file.Files;
		import java.nio.file.Path;
		import java.nio.file.attribute.BasicFileAttributes;
		import java.util.ArrayDeque;
		import java.util.Arrays;
		import java.util.LinkedList;
		import java.util.List;
		import java.util.Locale;
		import java.util.Queue;
		import java.util.Set;
		import java.util.concurrent.CopyOnWriteArrayList;
		import java.util.function.Predicate;
		import java.util.regex.Pattern;

		/**
		* A helper class for {@link android.provider.DocumentsProvider} to perform file operations on local
		@@ -87,6 +87,8 @@ public abstract class FileSystemProvider extends DocumentsProvider {
		DocumentsContract.QUERY_ARG_LAST_MODIFIED_AFTER,
		DocumentsContract.QUERY_ARG_MIME_TYPES);

		private static final int MAX_RESULTS_NUMBER = 23;

		private static String joinNewline(String... args) {
		return TextUtils.join("\n", args);
		}
		@@ -373,62 +375,53 @@ public abstract class FileSystemProvider extends DocumentsProvider {
		}

		/**
		* This method is similar to
		* {@link DocumentsProvider#queryChildDocuments(String, String[], String)}. This method returns
		* all children documents including hidden directories/files.
		*
		* <p>
		* In a scoped storage world, access to "Android/data" style directories are hidden for privacy
		* reasons. This method may show privacy sensitive data, so its usage should only be in
		* restricted modes.
		*
		* @param parentDocumentId the directory to return children for.
		* @param projection list of {@link Document} columns to put into the
		* cursor. If {@code null} all supported columns should be
		* included.
		* @param sortOrder how to order the rows, formatted as an SQL
		* {@code ORDER BY} clause (excluding the ORDER BY itself).
		* Passing {@code null} will use the default sort order, which
		* may be unordered. This ordering is a hint that can be used to
		* prioritize how data is fetched from the network, but UI may
		* always enforce a specific ordering
		* @throws FileNotFoundException when parent document doesn't exist or query fails
		* WARNING: this method should really be {@code final}, but for the backward compatibility it's
		* not; new classes that extend {@link FileSystemProvider} should override
		* {@link #queryChildDocuments(String, String[], String, boolean)}, not this method.
		*/
		protected Cursor queryChildDocumentsShowAll(
		String parentDocumentId, String[] projection, String sortOrder)
		@Override
		public Cursor queryChildDocuments(String documentId, String[] projection, String sortOrder)
		throws FileNotFoundException {
		return queryChildDocuments(parentDocumentId, projection, sortOrder, File -> true);
		return queryChildDocuments(documentId, projection, sortOrder, /* includeHidden */ false);
		}

		/**
		* This method is similar to {@link #queryChildDocuments(String, String[], String)}, however, it
		* could return <b>all</b> content of the directory, <b>including restricted (hidden)
		* directories and files</b>.
		* <p>
		* In the scoped storage world, some directories and files (e.g. {@code Android/data/} and
		* {@code Android/obb/} on the external storage) are hidden for privacy reasons.
		* Hence, this method may reveal privacy-sensitive data, thus should be used with extra care.
		*/
		@Override
		public Cursor queryChildDocuments(
		String parentDocumentId, String[] projection, String sortOrder)
		throws FileNotFoundException {
		// Access to some directories is hidden for privacy reasons.
		return queryChildDocuments(parentDocumentId, projection, sortOrder, this::shouldShow);
		public final Cursor queryChildDocumentsForManage(String documentId, String[] projection,
		String sortOrder) throws FileNotFoundException {
		return queryChildDocuments(documentId, projection, sortOrder, /* includeHidden */ true);
		}

		private Cursor queryChildDocuments(
		String parentDocumentId, String[] projection, String sortOrder,
		@NonNull Predicate<File> filter) throws FileNotFoundException {
		final File parent = getFileForDocId(parentDocumentId);
		protected Cursor queryChildDocuments(String documentId, String[] projection, String sortOrder,
		boolean includeHidden) throws FileNotFoundException {
		final File parent = getFileForDocId(documentId);
		final MatrixCursor result = new DirectoryCursor(
		resolveProjection(projection), parentDocumentId, parent);
		resolveProjection(projection), documentId, parent);

		if (!parent.isDirectory()) {
		Log.w(TAG, '"' + documentId + "\" is not a directory");
		return result;
		}

		if (!filter.test(parent)) {
		Log.w(TAG, "No permission to access parentDocumentId: " + parentDocumentId);
		if (!includeHidden && shouldHideDocument(documentId)) {
		Log.w(TAG, "Queried directory \"" + documentId + "\" is hidden");
		return result;
		}

		if (parent.isDirectory()) {
		for (File file : FileUtils.listFilesOrEmpty(parent)) {
		if (filter.test(file)) {
		if (!includeHidden && shouldHideDocument(file)) continue;

		includeFile(result, null, file);
		}
		}
		} else {
		Log.w(TAG, "parentDocumentId '" + parentDocumentId + "' is not Directory");
		}

		return result;
		}

		@@ -450,23 +443,29 @@ public abstract class FileSystemProvider extends DocumentsProvider {
		*
		* @see ContentResolver#EXTRA_HONORED_ARGS
		*/
		protected final Cursor querySearchDocuments(
		File folder, String[] projection, Set<String> exclusion, Bundle queryArgs)
		throws FileNotFoundException {
		protected final Cursor querySearchDocuments(File folder, String[] projection,
		Set<String> exclusion, Bundle queryArgs) throws FileNotFoundException {
		final MatrixCursor result = new MatrixCursor(resolveProjection(projection));
		final LinkedList<File> pending = new LinkedList<>();
		pending.add(folder);
		while (!pending.isEmpty() && result.getCount() < 24) {
		final File file = pending.removeFirst();
		if (shouldHide(file)) continue;

		// We'll be a running a BFS here.
		final Queue<File> pending = new ArrayDeque<>();
		pending.offer(folder);

		while (!pending.isEmpty() && result.getCount() < MAX_RESULTS_NUMBER) {
		final File file = pending.poll();

		// Skip hidden documents (both files and directories)
		if (shouldHideDocument(file)) continue;

		if (file.isDirectory()) {
		for (File child : FileUtils.listFilesOrEmpty(file)) {
		pending.add(child);
		pending.offer(child);
		}
		}
		if (!exclusion.contains(file.getAbsolutePath()) && matchSearchQueryArguments(file,
		queryArgs)) {

		if (exclusion.contains(file.getAbsolutePath())) continue;

		if (matchSearchQueryArguments(file, queryArgs)) {
		includeFile(result, null, file);
		}
		}
		@@ -610,26 +609,23 @@ public abstract class FileSystemProvider extends DocumentsProvider {

		final int flagIndex = ArrayUtils.indexOf(columns, Document.COLUMN_FLAGS);
		if (flagIndex != -1) {
		final boolean isDir = mimeType.equals(Document.MIME_TYPE_DIR);
		int flags = 0;
		if (file.canWrite()) {
		if (mimeType.equals(Document.MIME_TYPE_DIR)) {
		flags \|= Document.FLAG_DIR_SUPPORTS_CREATE;
		flags \|= Document.FLAG_SUPPORTS_DELETE;
		flags \|= Document.FLAG_SUPPORTS_RENAME;
		flags \|= Document.FLAG_SUPPORTS_MOVE;

		if (shouldBlockFromTree(docId)) {
		flags \|= Document.FLAG_DIR_BLOCKS_OPEN_DOCUMENT_TREE;
		}

		if (isDir) {
		flags \|= Document.FLAG_DIR_SUPPORTS_CREATE;
		} else {
		flags \|= Document.FLAG_SUPPORTS_WRITE;
		flags \|= Document.FLAG_SUPPORTS_DELETE;
		flags \|= Document.FLAG_SUPPORTS_RENAME;
		flags \|= Document.FLAG_SUPPORTS_MOVE;
		}
		}

		if (isDir && shouldBlockDirectoryFromTree(docId)) {
		flags \|= Document.FLAG_DIR_BLOCKS_OPEN_DOCUMENT_TREE;
		}

		if (mimeType.startsWith("image/")) {
		flags \|= Document.FLAG_SUPPORTS_THUMBNAIL;
		}
		@@ -662,22 +658,36 @@ public abstract class FileSystemProvider extends DocumentsProvider {
		return row;
		}

		private static final Pattern PATTERN_HIDDEN_PATH = Pattern.compile(
		"(?i)^/storage/[^/]+/(?:[0-9]+/)?Android/(?:data\|obb\|sandbox)$");

		/**
		* In a scoped storage world, access to "Android/data" style directories are
		* hidden for privacy reasons.
		* Some providers may want to restrict access to certain directories and files,
		* e.g. <i>"Android/data"</i> and <i>"Android/obb"</i> on the shared storage for
		* privacy reasons.
		* Such providers should override this method.
		*/
		protected boolean shouldHide(@NonNull File file) {
		return (PATTERN_HIDDEN_PATH.matcher(file.getAbsolutePath()).matches());
		protected boolean shouldHideDocument(@NonNull String documentId)
		throws FileNotFoundException {
		return false;
		}

		private boolean shouldShow(@NonNull File file) {
		return !shouldHide(file);
		/**
		* A variant of the {@link #shouldHideDocument(String)} that takes a {@link File} instead of
		* a {@link String} {@code documentId}.
		*
		* @see #shouldHideDocument(String)
		*/
		protected final boolean shouldHideDocument(@NonNull File document)
		throws FileNotFoundException {
		return shouldHideDocument(getDocIdForFile(document));
		}

		protected boolean shouldBlockFromTree(@NonNull String docId) {
		/**
		* @return if the directory that should be blocked from being selected when the user launches
		* an {@link Intent#ACTION_OPEN_DOCUMENT_TREE} intent.
		*
		* @see Document#FLAG_DIR_BLOCKS_OPEN_DOCUMENT_TREE
		*/
		protected boolean shouldBlockDirectoryFromTree(@NonNull String documentId)
		throws FileNotFoundException {
		return false;
		}

core/proto/android/server/activitymanagerservice.proto

+1 −0

Original line number	Diff line number	Diff line
		@@ -524,6 +524,7 @@ message ConnectionRecordProto {
		DEAD = 15;
		NOT_PERCEPTIBLE = 16;
		INCLUDE_CAPABILITIES = 17;
		DENY_ACTIVITY_STARTS_PRE_34 = 18;
		}
		repeated Flag flags = 3;
		optional string service_name = 4;

media/java/android/media/AudioDeviceAttributes.java

+25 −1

Original line number	Diff line number	Diff line
		@@ -68,7 +68,7 @@ public final class AudioDeviceAttributes implements Parcelable {
		/**
		* The unique address of the device. Some devices don't have addresses, only an empty string.
		*/
		private final @NonNull String mAddress;
		private @NonNull String mAddress;
		/**
		* The non-unique name of the device. Some devices don't have names, only an empty string.
		* Should not be used as a unique identifier for a device.
		@@ -186,6 +186,21 @@ public final class AudioDeviceAttributes implements Parcelable {
		mAudioDescriptors = new ArrayList<>();
		}

		/**
		* @hide
		* Copy Constructor.
		* @param ada the copied AudioDeviceAttributes
		*/
		public AudioDeviceAttributes(AudioDeviceAttributes ada) {
		mRole = ada.getRole();
		mType = ada.getType();
		mAddress = ada.getAddress();
		mName = ada.getName();
		mNativeType = ada.getInternalType();
		mAudioProfiles = ada.getAudioProfiles();
		mAudioDescriptors = ada.getAudioDescriptors();
		}

		/**
		* @hide
		* Returns the role of a device
		@@ -216,6 +231,15 @@ public final class AudioDeviceAttributes implements Parcelable {
		return mAddress;
		}

		/**
		* @hide
		* Sets the device address. Only used by audio service.
		*/
		public void setAddress(@NonNull String address) {
		Objects.requireNonNull(address);
		mAddress = address;
		}

		/**
		* @hide
		* Returns the name of the audio device, or an empty string for devices without one