| package com.android.tv.data.api; |
| |
| import android.content.Context; |
| import android.media.tv.TvContentRating; |
| import android.support.annotation.Nullable; |
| import com.google.common.collect.ImmutableList; |
| import java.util.Comparator; |
| import java.util.Objects; |
| |
| /** |
| * Base class for {@link com.android.tv.data.Program} and {@link |
| * com.android.tv.dvr.data.RecordedProgram}. |
| */ |
| public interface BaseProgram { |
| |
| /** |
| * Comparator used to compare {@link BaseProgram} according to its season and episodes number. |
| * If a program's season or episode number is null, it will be consider "smaller" than programs |
| * with season or episode numbers. |
| */ |
| Comparator<BaseProgram> EPISODE_COMPARATOR = new EpisodeComparator(false); |
| /** |
| * Comparator used to compare {@link BaseProgram} according to its season and episodes number |
| * with season numbers in a reversed order. If a program's season or episode number is null, it |
| * will be consider "smaller" than programs with season or episode numbers. |
| */ |
| Comparator<BaseProgram> SEASON_REVERSED_EPISODE_COMPARATOR = new EpisodeComparator(true); |
| |
| String COLUMN_SERIES_ID = "series_id"; |
| String COLUMN_STATE = "state"; |
| |
| /** Compares two strings represent season numbers or episode numbers of programs. */ |
| static int numberCompare(String s1, String s2) { |
| if (Objects.equals(s1, s2)) { |
| return 0; |
| } else if (s1 == null) { |
| return -1; |
| } else if (s2 == null) { |
| return 1; |
| } else if (s1.equals(s2)) { |
| return 0; |
| } |
| try { |
| return Integer.compare(Integer.parseInt(s1), Integer.parseInt(s2)); |
| } catch (NumberFormatException e) { |
| return s1.compareTo(s2); |
| } |
| } |
| |
| /** Generates the series ID for the other inputs than the tuner TV input. */ |
| static String generateSeriesId(String packageName, String title) { |
| return packageName + "/" + title; |
| } |
| |
| /** Returns ID of the program. */ |
| long getId(); |
| |
| /** Returns the title of the program. */ |
| String getTitle(); |
| |
| /** Returns the episode title. */ |
| String getEpisodeTitle(); |
| |
| /** Returns the displayed title of the program episode. */ |
| @Nullable |
| String getEpisodeDisplayTitle(Context context); |
| |
| /** |
| * Returns the content description of the program episode, suitable for being spoken by an |
| * accessibility service. |
| */ |
| String getEpisodeContentDescription(Context context); |
| |
| /** Returns the description of the program. */ |
| String getDescription(); |
| |
| /** Returns the long description of the program. */ |
| String getLongDescription(); |
| |
| /** Returns the start time of the program in Milliseconds. */ |
| long getStartTimeUtcMillis(); |
| |
| /** Returns the end time of the program in Milliseconds. */ |
| long getEndTimeUtcMillis(); |
| |
| /** Returns the duration of the program in Milliseconds. */ |
| long getDurationMillis(); |
| |
| /** Returns the series ID. */ |
| @Nullable |
| String getSeriesId(); |
| |
| /** Returns the season number. */ |
| String getSeasonNumber(); |
| |
| /** Returns the episode number. */ |
| String getEpisodeNumber(); |
| |
| /** Returns URI of the program's poster. */ |
| String getPosterArtUri(); |
| |
| /** Returns URI of the program's thumbnail. */ |
| String getThumbnailUri(); |
| |
| /** Returns the array of the ID's of the canonical genres. */ |
| int[] getCanonicalGenreIds(); |
| |
| /** Returns the array of content ratings. */ |
| ImmutableList<TvContentRating> getContentRatings(); |
| |
| /** Returns channel's ID of the program. */ |
| long getChannelId(); |
| |
| /** Returns if the program is valid. */ |
| boolean isValid(); |
| |
| /** Checks whether the program is episodic or not. */ |
| boolean isEpisodic(); |
| |
| /** Generates the series ID for the other inputs than the tuner TV input. */ |
| class EpisodeComparator implements Comparator<BaseProgram> { |
| private final boolean mReversedSeason; |
| |
| EpisodeComparator(boolean reversedSeason) { |
| mReversedSeason = reversedSeason; |
| } |
| |
| @Override |
| public int compare(BaseProgram lhs, BaseProgram rhs) { |
| if (lhs == rhs) { |
| return 0; |
| } |
| int seasonNumberCompare = numberCompare(lhs.getSeasonNumber(), rhs.getSeasonNumber()); |
| if (seasonNumberCompare != 0) { |
| return mReversedSeason ? -seasonNumberCompare : seasonNumberCompare; |
| } else { |
| return numberCompare(lhs.getEpisodeNumber(), rhs.getEpisodeNumber()); |
| } |
| } |
| } |
| } |