Merge "TIF: Refactor TvInputInfo" (a4ff3990) · Commits · e / os / android_frameworks_base

media/java/android/media/tv/TvInputInfo.java

+120 −154

Original line number	Diff line number	Diff line
		@@ -107,15 +107,6 @@ public final class TvInputInfo implements Parcelable {
		*/
		public static final String EXTRA_INPUT_ID = "android.media.tv.extra.INPUT_ID";

		private static final SparseIntArray sHardwareTypeToTvInputType = new SparseIntArray();

		private static final String XML_START_TAG_NAME = "tv-input";
		private static final String DELIMITER_INFO_IN_ID = "/";
		private static final String PREFIX_HDMI_DEVICE = "HDMI";
		private static final String PREFIX_HARDWARE_DEVICE = "HW";
		private static final int LENGTH_HDMI_PHYSICAL_ADDRESS = 4;
		private static final int LENGTH_HDMI_DEVICE_ID = 2;

		private final ResolveInfo mService;
		private final String mId;
		private final String mParentId;
		@@ -137,21 +128,6 @@ public final class TvInputInfo implements Parcelable {
		private Uri mIconUri;
		private boolean mIsConnectedToHdmiSwitch;

		static {
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_OTHER_HARDWARE,
		TYPE_OTHER);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_TUNER, TYPE_TUNER);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_COMPOSITE, TYPE_COMPOSITE);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_SVIDEO, TYPE_SVIDEO);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_SCART, TYPE_SCART);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_COMPONENT, TYPE_COMPONENT);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_VGA, TYPE_VGA);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_DVI, TYPE_DVI);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_HDMI, TYPE_HDMI);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_DISPLAY_PORT,
		TYPE_DISPLAY_PORT);
		}

		/**
		* Create a new instance of the TvInputInfo class, instantiating it from the given Context,
		* ResolveInfo, and HdmiDeviceInfo.
		@@ -260,93 +236,6 @@ public final class TvInputInfo implements Parcelable {
		.build();
		}

		static TvInputInfo createTvInputInfo(Context context, ResolveInfo resolveInfo, Icon icon,
		int labelResId, int tunerCount, boolean canRecord, HdmiDeviceInfo hdmiDeviceInfo,
		String parentId, TvInputHardwareInfo tvInputHardwareInfo)
		throws IOException, XmlPullParserException {
		ComponentName componentName = new ComponentName(resolveInfo.serviceInfo.packageName,
		resolveInfo.serviceInfo.name);
		String id;
		int type;
		boolean isHardwareInput = false;
		boolean isConnectedToHdmiSwitch = false;

		if (hdmiDeviceInfo != null) {
		id = generateInputIdForHdmiDevice(componentName, hdmiDeviceInfo);
		type = TYPE_HDMI;
		isHardwareInput = true;
		isConnectedToHdmiSwitch = (hdmiDeviceInfo.getPhysicalAddress() & 0x0FFF) != 0;
		tunerCount = 0;
		} else if (tvInputHardwareInfo != null) {
		id = generateInputIdForHardware(componentName, tvInputHardwareInfo);
		type = sHardwareTypeToTvInputType.get(tvInputHardwareInfo.getType(), TYPE_TUNER);
		isHardwareInput = true;
		tunerCount = 0;
		} else {
		id = generateInputIdForComponentName(componentName);
		type = TYPE_TUNER;
		}

		TvInputInfo info = new TvInputInfo(resolveInfo, id, parentId, type, isHardwareInput,
		isConnectedToHdmiSwitch, tunerCount, canRecord);
		return parseServiceMetadata(context, resolveInfo, type, info);
		}

		private static TvInputInfo parseServiceMetadata(
		Context context, ResolveInfo service, int inputType, TvInputInfo input)
		throws XmlPullParserException, IOException {
		ServiceInfo si = service.serviceInfo;
		PackageManager pm = context.getPackageManager();
		XmlResourceParser parser = null;
		try {
		parser = si.loadXmlMetaData(pm, TvInputService.SERVICE_META_DATA);
		if (parser == null) {
		throw new XmlPullParserException("No " + TvInputService.SERVICE_META_DATA
		+ " meta-data for " + si.name);
		}

		Resources res = pm.getResourcesForApplication(si.applicationInfo);
		AttributeSet attrs = Xml.asAttributeSet(parser);

		int type;
		while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
		&& type != XmlPullParser.START_TAG) {
		}

		String nodeName = parser.getName();
		if (!XML_START_TAG_NAME.equals(nodeName)) {
		throw new XmlPullParserException(
		"Meta-data does not start with tv-input-service tag in " + si.name);
		}

		TypedArray sa = res.obtainAttributes(attrs,
		com.android.internal.R.styleable.TvInputService);
		input.mSetupActivity = sa.getString(
		com.android.internal.R.styleable.TvInputService_setupActivity);
		if (DEBUG) {
		Log.d(TAG, "Setup activity loaded. [" + input.mSetupActivity + "] for " + si.name);
		}
		if (inputType == TYPE_TUNER && TextUtils.isEmpty(input.mSetupActivity)) {
		throw new XmlPullParserException("Setup activity not found in " + si.name);
		}
		input.mSettingsActivity = sa.getString(
		com.android.internal.R.styleable.TvInputService_settingsActivity);
		if (DEBUG) {
		Log.d(TAG, "Settings activity loaded. [" + input.mSettingsActivity + "] for "
		+ si.name);
		}
		sa.recycle();

		} catch (NameNotFoundException e) {
		throw new XmlPullParserException("Unable to create context for: " + si.packageName);
		} finally {
		if (parser != null) {
		parser.close();
		}
		}
		return input;
		}

		/**
		* Constructor.
		*
		@@ -645,46 +534,6 @@ public final class TvInputInfo implements Parcelable {
		return mService.serviceInfo.loadIcon(context.getPackageManager());
		}

		/**
		* Used to generate an input id from a ComponentName.
		*
		* @param name the component name for generating an input id.
		* @return the generated input id for the given {@code name}.
		*/
		private static String generateInputIdForComponentName(ComponentName name) {
		return name.flattenToShortString();
		}

		/**
		* Used to generate an input id from a ComponentName and HdmiDeviceInfo.
		*
		* @param name the component name for generating an input id.
		* @param deviceInfo HdmiDeviceInfo describing this TV input.
		* @return the generated input id for the given {@code name} and {@code deviceInfo}.
		*/
		private static String generateInputIdForHdmiDevice(
		ComponentName name, HdmiDeviceInfo deviceInfo) {
		// Example of the format : "/HDMI%04X%02X"
		String format = DELIMITER_INFO_IN_ID + PREFIX_HDMI_DEVICE
		+ "%0" + LENGTH_HDMI_PHYSICAL_ADDRESS + "X"
		+ "%0" + LENGTH_HDMI_DEVICE_ID + "X";
		return name.flattenToShortString() + String.format(Locale.ENGLISH, format,
		deviceInfo.getPhysicalAddress(), deviceInfo.getId());
		}

		/**
		* Used to generate an input id from a ComponentName and TvInputHardwareInfo
		*
		* @param name the component name for generating an input id.
		* @param hardwareInfo TvInputHardwareInfo describing this TV input.
		* @return the generated input id for the given {@code name} and {@code hardwareInfo}.
		*/
		private static String generateInputIdForHardware(
		ComponentName name, TvInputHardwareInfo hardwareInfo) {
		return name.flattenToShortString() + DELIMITER_INFO_IN_ID + PREFIX_HARDWARE_DEVICE
		+ hardwareInfo.getDeviceId();
		}

		public static final Parcelable.Creator<TvInputInfo> CREATOR =
		new Parcelable.Creator<TvInputInfo>() {
		@Override
		@@ -720,6 +569,32 @@ public final class TvInputInfo implements Parcelable {
		* A convenience builder for creating {@link TvInputInfo} objects.
		*/
		public static final class Builder {
		private static final int LENGTH_HDMI_PHYSICAL_ADDRESS = 4;
		private static final int LENGTH_HDMI_DEVICE_ID = 2;

		private static final String XML_START_TAG_NAME = "tv-input";
		private static final String DELIMITER_INFO_IN_ID = "/";
		private static final String PREFIX_HDMI_DEVICE = "HDMI";
		private static final String PREFIX_HARDWARE_DEVICE = "HW";

		private static final SparseIntArray sHardwareTypeToTvInputType = new SparseIntArray();
		static {
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_OTHER_HARDWARE,
		TYPE_OTHER);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_TUNER, TYPE_TUNER);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_COMPOSITE,
		TYPE_COMPOSITE);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_SVIDEO, TYPE_SVIDEO);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_SCART, TYPE_SCART);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_COMPONENT,
		TYPE_COMPONENT);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_VGA, TYPE_VGA);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_DVI, TYPE_DVI);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_HDMI, TYPE_HDMI);
		sHardwareTypeToTvInputType.put(TvInputHardwareInfo.TV_INPUT_TYPE_DISPLAY_PORT,
		TYPE_DISPLAY_PORT);
		}

		private final Context mContext;
		private final ResolveInfo mResolveInfo;
		private Icon mIcon;
		@@ -864,11 +739,102 @@ public final class TvInputInfo implements Parcelable {
		* @return TvInputInfo containing information about this TV input.
		* @throws IOException If there was an I/O error.
		* @throws XmlPullParserException If there was an XML parsing error.
		*
		*/
		public TvInputInfo build() throws IOException, XmlPullParserException {
		return createTvInputInfo(mContext, mResolveInfo, mIcon, mLabelResId, mTunerCount,
		mCanRecord, mHdmiDeviceInfo, mParentId, mTvInputHardwareInfo);
		ComponentName componentName = new ComponentName(mResolveInfo.serviceInfo.packageName,
		mResolveInfo.serviceInfo.name);
		String id;
		int type;
		boolean isHardwareInput = false;
		boolean isConnectedToHdmiSwitch = false;

		if (mHdmiDeviceInfo != null) {
		id = generateInputId(componentName, mHdmiDeviceInfo);
		type = TYPE_HDMI;
		isHardwareInput = true;
		isConnectedToHdmiSwitch = (mHdmiDeviceInfo.getPhysicalAddress() & 0x0FFF) != 0;
		mTunerCount = 0;
		} else if (mTvInputHardwareInfo != null) {
		id = generateInputId(componentName, mTvInputHardwareInfo);
		type = sHardwareTypeToTvInputType.get(mTvInputHardwareInfo.getType(), TYPE_TUNER);
		isHardwareInput = true;
		mTunerCount = 0;
		} else {
		id = generateInputId(componentName);
		type = TYPE_TUNER;
		}

		TvInputInfo info = new TvInputInfo(mResolveInfo, id, mParentId, type, isHardwareInput,
		isConnectedToHdmiSwitch, mTunerCount, mCanRecord);
		return parseServiceMetadata(type, info);
		}

		private static String generateInputId(ComponentName name) {
		return name.flattenToShortString();
		}

		private static String generateInputId(ComponentName name, HdmiDeviceInfo hdmiDeviceInfo) {
		// Example of the format : "/HDMI%04X%02X"
		String format = DELIMITER_INFO_IN_ID + PREFIX_HDMI_DEVICE
		+ "%0" + LENGTH_HDMI_PHYSICAL_ADDRESS + "X"
		+ "%0" + LENGTH_HDMI_DEVICE_ID + "X";
		return name.flattenToShortString() + String.format(Locale.ENGLISH, format,
		hdmiDeviceInfo.getPhysicalAddress(), hdmiDeviceInfo.getId());
		}

		private static String generateInputId(ComponentName name,
		TvInputHardwareInfo tvInputHardwareInfo) {
		return name.flattenToShortString() + DELIMITER_INFO_IN_ID + PREFIX_HARDWARE_DEVICE
		+ tvInputHardwareInfo.getDeviceId();
		}

		private TvInputInfo parseServiceMetadata(int inputType, TvInputInfo info)
		throws XmlPullParserException, IOException {
		ServiceInfo si = mResolveInfo.serviceInfo;
		PackageManager pm = mContext.getPackageManager();
		try (XmlResourceParser parser =
		si.loadXmlMetaData(pm, TvInputService.SERVICE_META_DATA)) {
		if (parser == null) {
		throw new XmlPullParserException("No " + TvInputService.SERVICE_META_DATA
		+ " meta-data for " + si.name);
		}

		Resources res = pm.getResourcesForApplication(si.applicationInfo);
		AttributeSet attrs = Xml.asAttributeSet(parser);

		int type;
		while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
		&& type != XmlPullParser.START_TAG) {
		}

		String nodeName = parser.getName();
		if (!XML_START_TAG_NAME.equals(nodeName)) {
		throw new XmlPullParserException(
		"Meta-data does not start with tv-input-service tag in " + si.name);
		}

		TypedArray sa = res.obtainAttributes(attrs,
		com.android.internal.R.styleable.TvInputService);
		info.mSetupActivity = sa.getString(
		com.android.internal.R.styleable.TvInputService_setupActivity);
		if (DEBUG) {
		Log.d(TAG, "Setup activity loaded. [" + info.mSetupActivity + "] for "
		+ si.name);
		}
		if (inputType == TYPE_TUNER && TextUtils.isEmpty(info.mSetupActivity)) {
		throw new XmlPullParserException("Setup activity not found in " + si.name);
		}
		info.mSettingsActivity = sa.getString(
		com.android.internal.R.styleable.TvInputService_settingsActivity);
		if (DEBUG) {
		Log.d(TAG, "Settings activity loaded. [" + info.mSettingsActivity + "] for "
		+ si.name);
		}
		sa.recycle();
		} catch (NameNotFoundException e) {
		throw new XmlPullParserException("Unable to create context for: " + si.packageName);
		}
		return info;
		}
		}