android.media.tv.TvContract.Channels Java Examples

The following examples show how to use android.media.tv.TvContract.Channels. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: ModelUtils.java    From xipl with Apache License 2.0 6 votes vote down vote up 
/**
 * Returns the current list of channels your app provides.
 *
 * @param resolver Application's ContentResolver.
 * @return List of channels.
 */
public static List<Channel> getChannels(ContentResolver resolver) {
    List<Channel> channels = new ArrayList<>();
    // TvProvider returns programs in chronological order by default.
    Cursor cursor = null;
    try {
        cursor = resolver.query(Channels.CONTENT_URI, Channel.PROJECTION, null, null, null);
        if (cursor == null || cursor.getCount() == 0) {
            return channels;
        }
        while (cursor.moveToNext()) {
            channels.add(Channel.fromCursor(cursor));
        }
    } catch (Exception e) {
        Log.w(TAG, "Unable to get channels", e);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
    return channels;
}
Example #2
Source File: ModelUtils.java    From androidtv-sample-inputs with Apache License 2.0 6 votes vote down vote up 
/**
 * Returns the current list of channels your app provides.
 *
 * @param resolver Application's ContentResolver.
 * @return List of channels.
 */
public static List<Channel> getChannels(ContentResolver resolver) {
    List<Channel> channels = new ArrayList<>();
    // TvProvider returns programs in chronological order by default.
    Cursor cursor = null;
    try {
        cursor = resolver.query(Channels.CONTENT_URI, Channel.PROJECTION, null, null, null);
        if (cursor == null || cursor.getCount() == 0) {
            return channels;
        }
        while (cursor.moveToNext()) {
            channels.add(Channel.fromCursor(cursor));
        }
    } catch (Exception e) {
        Log.w(TAG, "Unable to get channels", e);
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
    return channels;
}
Example #3
Source File: TvContractUtils.java    From ChannelSurfer with MIT License 5 votes vote down vote up 
public static LongSparseArray<Channel> buildChannelMap(ContentResolver resolver,
                                                                     String inputId, List<Channel> channels) {
    Uri uri = TvContract.buildChannelsUriForInput(inputId);
    String[] projection = {
            TvContract.Channels._ID,
            TvContract.Channels.COLUMN_DISPLAY_NUMBER
    };

    LongSparseArray<Channel> channelMap = new LongSparseArray<>();
    Cursor cursor = null;
    try {
        cursor = resolver.query(uri, projection, null, null, null);
        if (cursor == null || cursor.getCount() == 0) {
            return null;
        }

        while (cursor.moveToNext()) {
            long channelId = cursor.getLong(0);
            Log.d(TAG, "BUILD CHANNELS FOR "+channelId);
            String channelNumber = cursor.getString(1);
            channelMap.put(channelId, getChannelByNumber(channelNumber, channels));
        }
    } catch (Exception e) {
        Log.d(TAG, "Content provider query: " + e.getStackTrace());
        return null;
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
    return channelMap;
}