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fix: null checking

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antonio 2023-07-30 16:12:32 +02:00
parent c4b9db303a
commit fe3ba9fb89
1 changed files with 23 additions and 10 deletions
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33
app/src/main/java/com/cappielloantonio/tempo/util/ReplayGainUtil.java
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@ -1,7 +1,9 @@
package com.cappielloantonio.tempo.util; package com.cappielloantonio.tempo.util;
import androidx.annotation.OptIn;
import androidx.media3.common.Metadata; import androidx.media3.common.Metadata;
import androidx.media3.common.Tracks; import androidx.media3.common.Tracks;
import androidx.media3.common.util.UnstableApi;
import androidx.media3.exoplayer.ExoPlayer; import androidx.media3.exoplayer.ExoPlayer;
import com.cappielloantonio.tempo.model.ReplayGain; import com.cappielloantonio.tempo.model.ReplayGain;
@ -10,6 +12,7 @@ import java.util.ArrayList;
import java.util.List; import java.util.List;
import java.util.Objects; import java.util.Objects;
@OptIn(markerClass = UnstableApi.class)
public class ReplayGainUtil { public class ReplayGainUtil {
private static final String[] tags = {"REPLAYGAIN_TRACK_GAIN", "REPLAYGAIN_ALBUM_GAIN", "R128_TRACK_GAIN", "R128_ALBUM_GAIN"}; private static final String[] tags = {"REPLAYGAIN_TRACK_GAIN", "REPLAYGAIN_ALBUM_GAIN", "R128_TRACK_GAIN", "R128_ALBUM_GAIN"};
@ -23,11 +26,15 @@ public class ReplayGainUtil {
private static List<Metadata> getMetadata(Tracks tracks) { private static List<Metadata> getMetadata(Tracks tracks) {
List<Metadata> metadata = new ArrayList<>(); List<Metadata> metadata = new ArrayList<>();
for (int i = 0; i < tracks.getGroups().size(); i++) { if (tracks != null && !tracks.getGroups().isEmpty()) {
Tracks.Group group = tracks.getGroups().get(i); for (int i = 0; i < tracks.getGroups().size(); i++) {
Tracks.Group group = tracks.getGroups().get(i);
for (int j = 0; j < group.getMediaTrackGroup().length; j++) { if (group != null && group.getMediaTrackGroup() != null) {
metadata.add(group.getTrackFormat(j).metadata); for (int j = 0; j < group.getMediaTrackGroup().length; j++) {
metadata.add(group.getTrackFormat(j).metadata);
}
}
} }
} }
@ -37,13 +44,19 @@ public class ReplayGainUtil {
private static List<ReplayGain> getReplayGains(List<Metadata> metadata) { private static List<ReplayGain> getReplayGains(List<Metadata> metadata) {
List<ReplayGain> gains = new ArrayList<>(); List<ReplayGain> gains = new ArrayList<>();
for (int i = 0; i < metadata.size(); i++) { if (metadata != null) {
for (int j = 0; j < metadata.get(i).length(); j++) { for (int i = 0; i < metadata.size(); i++) {
Metadata.Entry entry = metadata.get(i).get(j); Metadata singleMetadata = metadata.get(i);
if (checkReplayGain(entry)) { if (singleMetadata != null) {
ReplayGain replayGain = setReplayGains(entry); for (int j = 0; j < singleMetadata.length(); j++) {
gains.add(replayGain); Metadata.Entry entry = singleMetadata.get(j);
if (checkReplayGain(entry)) {
ReplayGain replayGain = setReplayGains(entry);
gains.add(replayGain);
}
}
} }
} }
} }