am 001c9ab3: Merge "TIF: Make TvContract URI consistent" into lmp-dev (fcbbd000) · Commits · e / os / android_frameworks_base

media/java/android/media/tv/TvContract.java

+56 −54

Original line number	Diff line number	Diff line
		@@ -53,13 +53,25 @@ public final class TvContract {

		private static final String PATH_CHANNEL = "channel";
		private static final String PATH_PROGRAM = "program";
		private static final String PATH_INPUT = "input";
		private static final String PATH_PASSTHROUGH = "passthrough";

		/**
		* An optional query, update or delete URI parameter that allows the caller to specify TV input
		* ID to filter channels.
		* @hide
		*/
		public static final String PARAM_INPUT = "input";

		/**
		* An optional query, update or delete URI parameter that allows the caller to specify channel
		* ID to filter programs.
		* @hide
		*/
		public static final String PARAM_CHANNEL = "channel";

		/**
		* An optional query, update or delete URI parameter that allows the caller to specify start
		* time (in milliseconds since the epoch) to filter programs.
		*
		* @hide
		*/
		public static final String PARAM_START_TIME = "start_time";
		@@ -67,7 +79,6 @@ public final class TvContract {
		/**
		* An optional query, update or delete URI parameter that allows the caller to specify end time
		* (in milliseconds since the epoch) to filter programs.
		*
		* @hide
		*/
		public static final String PARAM_END_TIME = "end_time";
		@@ -76,7 +87,6 @@ public final class TvContract {
		* A query, update or delete URI parameter that allows the caller to operate on all or
		* browsable-only channels. If set to "true", the rows that contain non-browsable channels are
		* not affected.
		*
		* @hide
		*/
		public static final String PARAM_BROWSABLE_ONLY = "browsable_only";
		@@ -84,7 +94,6 @@ public final class TvContract {
		/**
		* A optional query, update or delete URI parameter that allows the caller to specify canonical
		* genre to filter programs.
		*
		* @hide
		*/
		public static final String PARAM_CANONICAL_GENRE = "canonical_genre";
		@@ -116,17 +125,7 @@ public final class TvContract {
		*/
		public static final Uri buildChannelUriForPassthroughTvInput(String inputId) {
		return new Uri.Builder().scheme(ContentResolver.SCHEME_CONTENT).authority(AUTHORITY)
		.appendPath(PATH_INPUT).appendPath(inputId).appendPath(PATH_CHANNEL)
		.appendPath(PATH_PASSTHROUGH).build();
		}

		/**
		* Returns true, if {@code channelUri} is a channel URI for a passthrough TV input.
		* @hide
		*/
		@SystemApi
		public static final boolean isChannelUriForPassthroughTvInput(Uri channelUri) {
		return channelUri.toString().endsWith(PATH_PASSTHROUGH);
		.appendPath(PATH_PASSTHROUGH).appendPath(inputId).build();
		}

		/**
		@@ -144,7 +143,7 @@ public final class TvContract {
		* @param channelUri The URI of the channel whose logo is pointed to.
		*/
		public static final Uri buildChannelLogoUri(Uri channelUri) {
		if (!PATH_CHANNEL.equals(channelUri.getPathSegments().get(0))) {
		if (!isChannelUriForTunerTvInput(channelUri)) {
		throw new IllegalArgumentException("Not a channel: " + channelUri);
		}
		return Uri.withAppendedPath(channelUri, Channels.Logo.CONTENT_DIRECTORY);
		@@ -169,8 +168,8 @@ public final class TvContract {
		* @hide
		*/
		public static final Uri buildChannelsUriForInput(String inputId, boolean browsableOnly) {
		return new Uri.Builder().scheme(ContentResolver.SCHEME_CONTENT).authority(AUTHORITY)
		.appendPath(PATH_INPUT).appendPath(inputId).appendPath(PATH_CHANNEL)
		return Channels.CONTENT_URI.buildUpon()
		.appendQueryParameter(PARAM_INPUT, inputId)
		.appendQueryParameter(PARAM_BROWSABLE_ONLY, String.valueOf(browsableOnly)).build();
		}

		@@ -194,8 +193,7 @@ public final class TvContract {

		Uri uri;
		if (inputId == null) {
		uri = new Uri.Builder().scheme(ContentResolver.SCHEME_CONTENT).authority(AUTHORITY)
		.appendPath(PATH_CHANNEL).build();
		uri = Channels.CONTENT_URI;
		} else {
		uri = buildChannelsUriForInput(inputId, browsableOnly);
		}
		@@ -217,9 +215,8 @@ public final class TvContract {
		* @param channelId The ID of the channel to return programs for.
		*/
		public static final Uri buildProgramsUriForChannel(long channelId) {
		return new Uri.Builder().scheme(ContentResolver.SCHEME_CONTENT).authority(AUTHORITY)
		.appendPath(PATH_CHANNEL).appendPath(String.valueOf(channelId))
		.appendPath(PATH_PROGRAM).build();
		return Programs.CONTENT_URI.buildUpon()
		.appendQueryParameter(PARAM_CHANNEL, String.valueOf(channelId)).build();
		}

		/**
		@@ -228,7 +225,7 @@ public final class TvContract {
		* @param channelUri The URI of the channel to return programs for.
		*/
		public static final Uri buildProgramsUriForChannel(Uri channelUri) {
		if (!PATH_CHANNEL.equals(channelUri.getPathSegments().get(0))) {
		if (!isChannelUriForTunerTvInput(channelUri)) {
		throw new IllegalArgumentException("Not a channel: " + channelUri);
		}
		return buildProgramsUriForChannel(ContentUris.parseId(channelUri));
		@@ -263,7 +260,7 @@ public final class TvContract {
		*/
		public static final Uri buildProgramsUriForChannel(Uri channelUri, long startTime,
		long endTime) {
		if (!PATH_CHANNEL.equals(channelUri.getPathSegments().get(0))) {
		if (!isChannelUriForTunerTvInput(channelUri)) {
		throw new IllegalArgumentException("Not a channel: " + channelUri);
		}
		return buildProgramsUriForChannel(ContentUris.parseId(channelUri), startTime, endTime);
		@@ -279,41 +276,47 @@ public final class TvContract {
		return ContentUris.withAppendedId(WatchedPrograms.CONTENT_URI, watchedProgramId);
		}

		private static final boolean isTvUri(Uri uri) {
		return uri != null && ContentResolver.SCHEME_CONTENT.equals(uri.getScheme())
		&& AUTHORITY.equals(uri.getAuthority());
		}

		private static final boolean isTwoSegmentUriStartingWith(Uri uri, String pathSegment) {
		List<String> pathSegments = uri.getPathSegments();
		return pathSegments.size() == 2 && pathSegment.equals(pathSegments.get(0));
		}

		/**
		* Extracts the {@link Channels#COLUMN_INPUT_ID} from a given URI.
		*
		* @param channelsUri A URI constructed by {@link #buildChannelsUriForInput(String)},
		* {@link #buildChannelsUriForInput(String, boolean)}, or
		* {@link #buildChannelsUriForCanonicalGenre(String, String, boolean)}.
		* Returns true, if {@code uri} is a channel URI.
		* @hide
		*/
		public static final String getInputId(Uri channelsUri) {
		final List<String> paths = channelsUri.getPathSegments();
		if (paths.size() < 3) {
		throw new IllegalArgumentException("Not channels: " + channelsUri);
		}
		if (!PATH_INPUT.equals(paths.get(0)) \|\| !PATH_CHANNEL.equals(paths.get(2))) {
		throw new IllegalArgumentException("Not channels: " + channelsUri);
		}
		return paths.get(1);
		public static final boolean isChannelUri(Uri uri) {
		return isChannelUriForTunerTvInput(uri) \|\| isChannelUriForPassthroughTvInput(uri);
		}

		/**
		* Extracts the {@link Channels#_ID} from a given URI.
		*
		* @param programsUri A URI constructed by {@link #buildProgramsUriForChannel(Uri)} or
		* {@link #buildProgramsUriForChannel(Uri, long, long)}.
		* Returns true, if {@code uri} is a channel URI for a tuner TV input.
		* @hide
		*/
		public static final String getChannelId(Uri programsUri) {
		final List<String> paths = programsUri.getPathSegments();
		if (paths.size() < 3) {
		throw new IllegalArgumentException("Not programs: " + programsUri);
		public static final boolean isChannelUriForTunerTvInput(Uri uri) {
		return isTvUri(uri) && isTwoSegmentUriStartingWith(uri, PATH_CHANNEL);
		}
		if (!PATH_CHANNEL.equals(paths.get(0)) \|\| !PATH_PROGRAM.equals(paths.get(2))) {
		throw new IllegalArgumentException("Not programs: " + programsUri);

		/**
		* Returns true, if {@code uri} is a channel URI for a passthrough TV input.
		* @hide
		*/
		@SystemApi
		public static final boolean isChannelUriForPassthroughTvInput(Uri uri) {
		return isTvUri(uri) && isTwoSegmentUriStartingWith(uri, PATH_PASSTHROUGH);
		}
		return paths.get(1);

		/**
		* Returns true, if {@code uri} is a program URI.
		* @hide
		*/
		public static final boolean isProgramUri(Uri uri) {
		return isTvUri(uri) && isTwoSegmentUriStartingWith(uri, PATH_PROGRAM);
		}


		@@ -1104,7 +1107,6 @@ public final class TvContract {
		/**
		* Column definitions for the TV programs that the user watched. Applications do not have access
		* to this table.
		*
		* @hide
		*/
		public static final class WatchedPrograms implements BaseTvColumns {