Reworked how mp3s are being read and loaded int player

This commit is contained in:
Isaac Parenteau
2019-10-15 00:19:48 -05:00
parent 68a472d804
commit 232fd1746d
11 changed files with 221 additions and 188 deletions

View File

@@ -47,6 +47,7 @@ import net.dv8tion.jda.api.events.guild.GuildJoinEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
import net.dv8tion.jda.api.events.message.react.MessageReactionAddEvent;
import net.dv8tion.jda.api.hooks.ListenerAdapter;
import net.locusworks.discord.eighttrack.audio.Mp3UploadHandler;
import net.locusworks.discord.eighttrack.database.entities.DiscordGuild;
import net.locusworks.discord.eighttrack.services.ConfigurationService;
import net.locusworks.discord.eighttrack.services.GuildMusicService;
@@ -147,7 +148,7 @@ public class DiscordEventHandler extends ListenerAdapter {
String command = commands.remove(0);
switch(command) {
case "-upload":
case "+upload":
gmh.upload(event);
return;
case "-play":

View File

@@ -1,62 +0,0 @@
/**
*
* Project: Eight Track, File: EightTrackAudioSendHandler.java
*
* Copyright 2019-2019 Locusworks LLC.
* All rights reserved. Federal copyright law prohibits unauthorized reproduction by
* any means and imposes fines up to $25,000 for violation. No part of this material
* may be reproduced, transmitted, transcribed, stored in a retrieval system, copied,
* modified, duplicated, adapted or translated into another program language in any
* form or by any means, electronic, mechanical, photocopying, recording, or
* otherwise, without the prior written permission from Locusworks. Locusworks
* affirms that Eight-Track(R) software and data is subject to United States
* Government Purpose Rights. Contact Locusworks, 1313 Lawnview Drive
* Forney TX 75126, (802) 488-0438, for commercial licensing opportunities.
*
* IN NO EVENT SHALL LOCUSWORKS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL,
* INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF LOCUSWORKS HAS BEEN
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. NO RESPONSIBILITY IS ASSUMED BY
* LOCUSWORKS FOR ITS USE, OR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF
* THIRD PARTIES RESULTING FROM ITS USE. LOCUSWORKS SPECIFICALLY DISCLAIMS ANY
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE AND
* ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
* IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
* ENHANCEMENTS, OR MODIFICATIONS.
*/
package net.locusworks.discord.eighttrack.handlers;
import java.nio.ByteBuffer;
import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
import com.sedmelluq.discord.lavaplayer.track.playback.AudioFrame;
import net.dv8tion.jda.api.audio.AudioSendHandler;
public class EightTrackAudioSendHandler implements AudioSendHandler {
private final AudioPlayer audioPlayer;
private AudioFrame lastFrame;
public EightTrackAudioSendHandler(AudioPlayer audioPlayer) {
this.audioPlayer = audioPlayer;
}
public boolean canProvide() {
lastFrame = audioPlayer.provide();
return lastFrame != null;
}
public ByteBuffer provide20MsAudio() {
if (lastFrame == null || lastFrame.getData() == null) {
return ByteBuffer.wrap(new byte[0]);
}
return ByteBuffer.wrap(lastFrame.getData());
}
public boolean isOpus() {
return true;
}
}

View File

@@ -29,7 +29,6 @@ package net.locusworks.discord.eighttrack.handlers;
import java.awt.Color;
import java.io.IOException;
import java.math.BigInteger;
import java.nio.file.Files;
import java.nio.file.Path;
import java.time.OffsetDateTime;
@@ -46,14 +45,12 @@ import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
import net.dv8tion.jda.api.EmbedBuilder;
import net.dv8tion.jda.api.Permission;
import net.dv8tion.jda.api.entities.ChannelType;
import net.dv8tion.jda.api.entities.Guild;
import net.dv8tion.jda.api.entities.GuildChannel;
import net.dv8tion.jda.api.entities.Message;
import net.dv8tion.jda.api.entities.Message.Attachment;
@@ -64,13 +61,16 @@ import net.dv8tion.jda.api.exceptions.ErrorResponseException;
import net.dv8tion.jda.api.managers.AudioManager;
import net.dv8tion.jda.api.requests.ErrorResponse;
import net.locusworks.crypto.utils.HashUtils;
import net.locusworks.discord.eighttrack.audio.EightTrackAudioSendHandler;
import net.locusworks.discord.eighttrack.audio.Mp3UploadHandler;
import net.locusworks.discord.eighttrack.audio.Mp3UploadResults;
import net.locusworks.discord.eighttrack.audio.TrackManager;
import net.locusworks.discord.eighttrack.database.entities.DiscordGuild;
import net.locusworks.discord.eighttrack.database.entities.GuildPlaylist;
import net.locusworks.discord.eighttrack.database.entities.GuildPlaylistSong;
import net.locusworks.discord.eighttrack.database.entities.GuildSong;
import net.locusworks.discord.eighttrack.database.entities.Song;
import net.locusworks.discord.eighttrack.listeners.ReactionListener;
import net.locusworks.discord.eighttrack.scheduler.TrackScheduler;
import net.locusworks.discord.eighttrack.services.GuildSongRepoService;
import net.locusworks.discord.eighttrack.utils.Reactions;
import net.locusworks.logger.ApplicationLogger;
@@ -79,10 +79,7 @@ import net.locusworks.logger.ApplicationLoggerFactory;
public class GuildMusicHandler {
private Path musicDir;
private TrackScheduler ts;
private DefaultAudioPlayerManager apm;
private ApplicationLogger logger;
private AudioPlayer player;
private AtomicBoolean playing;
private Long voiceChannelId;
@@ -95,6 +92,8 @@ public class GuildMusicHandler {
private long guildId;
private GuildPlaylist currentPlaylist;
private TrackManager trackManager;
public GuildMusicHandler(Path musicDir, long guildId, Mp3UploadHandler uploadHandler, ReactionHandler reactionHandler, GuildSongRepoService guildSongRepoService) throws IOException {
this.logger = ApplicationLoggerFactory.getLogger(GuildMusicHandler.class);
@@ -105,13 +104,7 @@ public class GuildMusicHandler {
this.guildSongRepoService = guildSongRepoService;
this.guildId = guildId;
this.reactionHandler = reactionHandler;
this.apm = new DefaultAudioPlayerManager();
AudioSourceManagers.registerLocalSource(apm);
this.player = apm.createPlayer();
this.ts = new TrackScheduler();
player.addListener(ts);
this.trackManager = new TrackManager();
}
public void playlist(GuildMessageReceivedEvent event, List<String> commands) throws Exception {
@@ -168,10 +161,10 @@ public class GuildMusicHandler {
return;
}
}
if (ts.peek() == null) {
if (!trackManager.hasTracks()) {
loadRandomSong();
}
AudioTrack track = ts.peek();
AudioTrack track = trackManager.play();
MessageEmbed embed = new EmbedBuilder()
.setAuthor(event.getMember().getEffectiveName(), null, event.getAuthor().getAvatarUrl())
.setTitle("Next Up:")
@@ -183,7 +176,7 @@ public class GuildMusicHandler {
public void repeat(GuildMessageReceivedEvent event) throws Exception {
next(event);
ts.setFinishedCallback((ater) -> {
trackManager.setFinishedCallback((ater) -> {
if (!playing.get()) return;
try {
next(event);
@@ -222,7 +215,7 @@ public class GuildMusicHandler {
}
public void stop(GuildMessageReceivedEvent event, boolean stoppedFromRepeat) {
player.stopTrack();
trackManager.stopTrack();
voiceChannelId = null;
if (!stoppedFromRepeat) {
currentPlaylist = null;
@@ -261,7 +254,7 @@ public class GuildMusicHandler {
AudioManager manager = event.getGuild().getAudioManager();
manager.openAudioConnection(vc);
manager.setSendingHandler(new EightTrackAudioSendHandler(player));
manager.setSendingHandler(new EightTrackAudioSendHandler(trackManager));
if (commands != null && !commands.isEmpty()) {
String uuid = commands.remove(0);
@@ -273,14 +266,18 @@ public class GuildMusicHandler {
stop(event, true);
}
if (!ts.hasTracks()) {
if (!trackManager.hasTracks()) {
loadRandomSong();
}
if (ts.hasTracks()) {
if (trackManager.hasTracks()) {
lastPlayed = OffsetDateTime.now();
AudioTrack track = ts.getNextTrack();
AudioTrack track = trackManager.play();
if (track == null) {
logger.warn("Unable to find track: " + trackManager.getCurrentItem()) ;
return;
}
MessageEmbed embed = new EmbedBuilder()
.setAuthor(event.getMember().getEffectiveName(), null, event.getAuthor().getAvatarUrl())
@@ -290,7 +287,7 @@ public class GuildMusicHandler {
.build();
event.getChannel().sendMessage(embed).queue();
player.playTrack(track);
trackManager.playTrack(track);
}
}
@@ -358,10 +355,19 @@ public class GuildMusicHandler {
sb.append("```");
event.getChannel().sendMessage(sb.toString()).queue();
}
public void adminPlaylist(GuildMessageReceivedEvent event, List<String> commands) {
if(!isAdmin(event)) return;
if (!checkCommands(event, commands, event.getMember().getAsMention() + ", valid commands are +playst list, play, delete")) return;
String command = commands.remove(0);
switch (command) {
case "list":
listAllPlaylists(event);
return;
}
}
public void delete(GuildMessageReceivedEvent event, List<String> commands) {
@@ -393,11 +399,11 @@ public class GuildMusicHandler {
return;
}
ts.clearTracks();
trackManager.clearTracks();
for(GuildPlaylistSong gpls : guildSongRepoService.getGuildPlaylistSongRepo().findByGuildPlaylist(currentPlaylist)) {
Song s = gpls.getGuildSong().getSong();
apm.loadItem(s.getFilePath(), ts).get();
trackManager.queueLast(s.getFilePath());
}
playing.set(false);
@@ -433,7 +439,7 @@ public class GuildMusicHandler {
}
String hash = HashUtils.hash("SHA-1", result.getData());
GuildSong gs = guildSongRepoService.getGuildSongRepo().findByGuildAndSongHash(event.getGuild().getIdLong(), hash);
if (gs != null) {
MessageEmbed embed = new EmbedBuilder()
@@ -446,7 +452,7 @@ public class GuildMusicHandler {
.build();
return embed;
}
Song song = guildSongRepoService.getSongRepo().findByFileHash(hash);
if (song == null) {
@@ -471,8 +477,6 @@ public class GuildMusicHandler {
song.setArtist(result.getArtist());
song.setDateAdded(new Date());
song.setDiscNumber(result.getDiscNumber());
if (result.getDuration() != null)
song.setDuration(BigInteger.valueOf(result.getDuration()));
song.setFileHash(hash);
song.setFilePath(output.toAbsolutePath().toString());
song.setGenre(result.getGenre());
@@ -494,21 +498,23 @@ public class GuildMusicHandler {
guildSongRepoService.getGuildSongRepo().save(gs);
MessageEmbed embed = new EmbedBuilder()
EmbedBuilder builder = new EmbedBuilder()
.setColor(Color.GREEN)
.setThumbnail(event.getGuild().getIconUrl())
.setTitle("Upload Results for " + fileName)
.addField("Title", result.getTitle(), true)
.addField("Artist", result.getArtist(), true)
.addField("Album", result.getAlbum(), true)
.addField("Track", result.getTrackNumber(), true)
.addField("Disc", result.getDiscNumber(), true)
.addField("Year", result.getReleaseDate(), true)
.addField("Duration", result.getDurationFormat(), true)
.addField("ID", gs.getUuid(), true)
.setTimestamp(OffsetDateTime.now())
.setFooter(event.getGuild().getSelfMember().getEffectiveName(), event.getGuild().getSelfMember().getUser().getAvatarUrl())
.build();
.addField("Title", result.getTitle(), true);
if (!StringUtils.isBlank(result.getArtist())) builder.addField("Artist", result.getArtist(), true);
if (!StringUtils.isBlank(result.getAlbum())) builder.addField("Album", result.getAlbum(), true);
if (!StringUtils.isBlank(result.getTrackNumber())) builder.addField("Track", result.getTrackNumber(), true);
if (!StringUtils.isBlank(result.getDiscNumber())) builder.addField("Disc", result.getDiscNumber(), true);
if (!StringUtils.isBlank(result.getReleaseDate())) builder.addField("Year", result.getReleaseDate(), true);
builder.addField("ID", gs.getUuid(), true);
MessageEmbed embed = builder.build();
return embed;
}
@@ -615,10 +621,16 @@ public class GuildMusicHandler {
});
}
private void listAllPlaylists(GuildMessageReceivedEvent event) {
// TODO Auto-generated method stub
}
private void deleteUserPlayList(GuildMessageReceivedEvent event, List<String> commands) {
// TODO Auto-generated method stub
System.out.println(commands.stream().collect(Collectors.joining(", ")));
Guild guild = event.getGuild();
}
private void deleteGuildSongsConfirm(List<GuildSong> songs, String user, Message msg) {
@@ -823,19 +835,17 @@ public class GuildMusicHandler {
int item = random.nextInt(gsList.size());
GuildSong song = gsList.get(item);
apm.loadItem(song.getSong().getFilePath(), ts).get();
trackManager.queueNext(song.getSong().getFilePath());
}
private boolean findSong(String uuid) throws Exception {
GuildSong gs = guildSongRepoService.getGuildSongRepo().findByUuid(uuid);
if (gs == null) return false;
apm.loadItem(gs.getSong().getFilePath(), ts).get();
trackManager.queueNext(gs.getSong().getFilePath());
return true;
}
private boolean isAdmin(GuildMessageReceivedEvent event) {
if (!event.getMessage().getMember().hasPermission(Permission.ADMINISTRATOR, Permission.MANAGE_SERVER)) {
event.getChannel().sendMessage(String.format("Sorry <@%s> i can't do that. *psst: you have to have manage server, or administrator role*", event.getMember().getIdLong())).queue();
@@ -843,7 +853,7 @@ public class GuildMusicHandler {
}
return true;
}
private boolean checkCommands(GuildMessageReceivedEvent event, List<String> commands, String msg) {
if (commands == null || commands.isEmpty()) {
event.getChannel().sendMessage(msg).queue();
@@ -860,5 +870,5 @@ public class GuildMusicHandler {
if (ex.getErrorResponse() != ErrorResponse.UNKNOWN_MESSAGE) throw ex;
}
}
}

View File

@@ -1,88 +0,0 @@
/**
*
* Project: Eight Track, File: Mp3UploadHandler.java
*
* Copyright 2019-2019 Locusworks LLC.
* All rights reserved. Federal copyright law prohibits unauthorized reproduction by
* any means and imposes fines up to $25,000 for violation. No part of this material
* may be reproduced, transmitted, transcribed, stored in a retrieval system, copied,
* modified, duplicated, adapted or translated into another program language in any
* form or by any means, electronic, mechanical, photocopying, recording, or
* otherwise, without the prior written permission from Locusworks. Locusworks
* affirms that Eight-Track(R) software and data is subject to United States
* Government Purpose Rights. Contact Locusworks, 1313 Lawnview Drive
* Forney TX 75126, (802) 488-0438, for commercial licensing opportunities.
*
* IN NO EVENT SHALL LOCUSWORKS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL,
* INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF LOCUSWORKS HAS BEEN
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. NO RESPONSIBILITY IS ASSUMED BY
* LOCUSWORKS FOR ITS USE, OR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF
* THIRD PARTIES RESULTING FROM ITS USE. LOCUSWORKS SPECIFICALLY DISCLAIMS ANY
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE AND
* ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
* IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
* ENHANCEMENTS, OR MODIFICATIONS.
*/
package net.locusworks.discord.eighttrack.handlers;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.apache.tika.exception.TikaException;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.parser.ParseContext;
import org.apache.tika.parser.mp3.Mp3Parser;
import org.apache.tika.sax.BodyContentHandler;
import org.springframework.stereotype.Component;
import org.xml.sax.SAXException;
@Component
public class Mp3UploadHandler {
public Mp3UploadResults parse(Path file) throws IOException {
InputStream is = Files.newInputStream(file);
return parse(is);
}
public Mp3UploadResults parse(InputStream is) throws IOException {
byte[] data;
try(InputStream in = is; ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
int read = 0;
byte[] buffer = new byte[1024 * 1024];
while((read = in.read(buffer)) > 0) {
baos.write(buffer, 0, read);
}
data = baos.toByteArray();
}
try (InputStream in = new ByteArrayInputStream(data)) {
BodyContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
ParseContext context = new ParseContext();
Mp3Parser parser = new Mp3Parser();
parser.parse(in, handler, metadata, context);
return new Mp3UploadResults(metadata, data);
} catch (Exception ex) {
throw new IOException(ex);
}
}
public static void main(String args[]) throws IOException, SAXException, TikaException {
String file = "E:\\Music2\\Alan Walker\\Itinerary_ Dallas.pdf";
Path path = Paths.get(file);
Mp3UploadHandler fuh = new Mp3UploadHandler();
fuh.parse(path);
}
}

View File

@@ -1,216 +0,0 @@
/**
*
* Project: Eight Track, File: Mp3UploadResults.java
*
* Copyright 2019-2019 Locusworks LLC.
* All rights reserved. Federal copyright law prohibits unauthorized reproduction by
* any means and imposes fines up to $25,000 for violation. No part of this material
* may be reproduced, transmitted, transcribed, stored in a retrieval system, copied,
* modified, duplicated, adapted or translated into another program language in any
* form or by any means, electronic, mechanical, photocopying, recording, or
* otherwise, without the prior written permission from Locusworks. Locusworks
* affirms that Eight-Track(R) software and data is subject to United States
* Government Purpose Rights. Contact Locusworks, 1313 Lawnview Drive
* Forney TX 75126, (802) 488-0438, for commercial licensing opportunities.
*
* IN NO EVENT SHALL LOCUSWORKS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL,
* INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF LOCUSWORKS HAS BEEN
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. NO RESPONSIBILITY IS ASSUMED BY
* LOCUSWORKS FOR ITS USE, OR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF
* THIRD PARTIES RESULTING FROM ITS USE. LOCUSWORKS SPECIFICALLY DISCLAIMS ANY
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE AND
* ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
* IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
* ENHANCEMENTS, OR MODIFICATIONS.
*/
package net.locusworks.discord.eighttrack.handlers;
import org.apache.tika.metadata.Metadata;
public class Mp3UploadResults {
private enum MetaDataField {
GENRE("xmpDM:genre"),
COMPOSER("xmpDM:composer"),
ALBUM("xmpDM:album"),
TRACK_NUMBER("xmpDM:trackNumber"),
DISC_NUMBER("xmpDM:discNumber"),
ARTIST("xmpDM:artist"),
TITLE("title"),
RELEASE_DATE("xmpDM:releaseDate"),
DURATION("xmpDM:duration");
private String value;
private MetaDataField(String value) {
this.value = value;
}
public String getValue() {
return this.value;
}
}
private String genre;
private String composure;
private String album;
private String trackNumber;
private String discNumber;
private String artist;
private String title;
private String releaseDate;
private Long duration;
private byte[] rawData;
public Mp3UploadResults( Metadata metadata, byte[] data) {
parseResults(metadata);
this.rawData = data;
}
private void parseResults(Metadata metadata) {
genre = metadata.get(MetaDataField.GENRE.getValue());
composure = metadata.get(MetaDataField.COMPOSER.getValue());
album = metadata.get(MetaDataField.ALBUM.getValue());
trackNumber = metadata.get(MetaDataField.TRACK_NUMBER.getValue());
discNumber = metadata.get(MetaDataField.DISC_NUMBER.getValue());
artist = metadata.get(MetaDataField.ARTIST.getValue());
title = metadata.get(MetaDataField.TITLE.getValue());
releaseDate = metadata.get(MetaDataField.RELEASE_DATE.getValue());
String durationStr = metadata.get(MetaDataField.DURATION.getValue()).trim();
if (durationStr != null) {
duration = Double.valueOf(metadata.get(MetaDataField.DURATION.getValue())).longValue();
}
}
public final byte[] getData() {
return this.rawData;
}
/**
* @return the genre
*/
public final String getGenre() {
return genre;
}
/**
* @return the composure
*/
public final String getComposure() {
return composure;
}
/**
* @return the album
*/
public final String getAlbum() {
return album;
}
/**
* @return the trackNumber
*/
public final String getTrackNumber() {
return trackNumber;
}
/**
* @return the discNumber
*/
public final String getDiscNumber() {
return discNumber;
}
/**
* @return the artist
*/
public final String getArtist() {
return artist;
}
/**
* @return the title
*/
public final String getTitle() {
return title;
}
/**
* @return the releaseDate
*/
public final String getReleaseDate() {
return releaseDate;
}
/**
* @return the duration
*/
public final Long getDuration() {
return duration;
}
public final String getDurationFormat() {
return dateFormat(duration);
}
public boolean validFile() {
return getTitle() != null && !getTitle().isEmpty();
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
if (getTitle() != null)
sb.append(String.format("%-10s: %s%n", "Title", getTitle()));
if (getArtist() != null)
sb.append(String.format("%-10s: %s%n", "Artist", getArtist()));
if (getAlbum() != null)
sb.append(String.format("%-10s: %s%n", "Album", getAlbum()));
if (getTrackNumber() != null)
sb.append(String.format("%-10s: %s%n", "Track", getTrackNumber()));
if (getDiscNumber() != null)
sb.append(String.format("%-10s: %s%n", "Disc", getDiscNumber()));
if (getReleaseDate() != null)
sb.append(String.format("%-10s: %s%n", "Year", getReleaseDate()));
if (getGenre() != null)
sb.append(String.format("%-10s: %s%n", "Genre", getGenre()));
if (duration != null)
sb.append(String.format("%-10s: %s%n", "Duration", dateFormat(getDuration())));
return sb.toString();
}
public void clear() {
rawData = new byte[0];
}
private String dateFormat(long timeInMilliSeconds) {
long seconds = timeInMilliSeconds / 1000;
long minutes = seconds / 60;
long hours = minutes / 60;
long days = hours / 24;
long sec = seconds % 60;
long min = minutes % 60;
long hr = hours % 24;
String time = "" + sec;
if (min > 0) time = min + ":" + time;
if (hr > 0) time = hr + ":" + time;
if (days > 0) time = days + ":" + time;
return time;
}
}