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Make Player.Commands Bundleable

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PiperOrigin-RevId: 372266634
This commit is contained in:
jinpark 2021-05-06 05:12:55 +01:00 committed by bachinger
parent 5595c48739
commit d388ab25cc
1 changed files with 42 additions and 1 deletions
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43
library/common/src/main/java/com/google/android/exoplayer2/Player.java
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@ -41,6 +41,7 @@ import com.google.common.base.Objects;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.ArrayList;
import java.util.List;
/**
@ -567,7 +568,7 @@ public interface Player {
*
* <p>Instances are immutable.
*/
final class Commands {
final class Commands implements Bundleable {
/** A builder for {@link Commands} instances. */
public static final class Builder {
@ -685,6 +686,46 @@ public interface Player {
public int hashCode() {
return flags.hashCode();
}
// Bundleable implementation.
@Documented
@Retention(RetentionPolicy.SOURCE)
@IntDef({FIELD_COMMANDS})
private @interface FieldNumber {}
private static final int FIELD_COMMANDS = 0;
@Override
public Bundle toBundle() {
Bundle bundle = new Bundle();
ArrayList<Integer> commandsBundle = new ArrayList<>();
for (int i = 0; i < flags.size(); i++) {
commandsBundle.add(flags.get(i));
}
bundle.putIntegerArrayList(keyForField(FIELD_COMMANDS), commandsBundle);
return bundle;
}
/** Object that can restore {@link Commands} from a {@link Bundle}. */
public static final Creator<Commands> CREATOR = Commands::fromBundle;
private static Commands fromBundle(Bundle bundle) {
@Nullable
ArrayList<Integer> commands = bundle.getIntegerArrayList(keyForField(FIELD_COMMANDS));
if (commands == null) {
return Commands.EMPTY;
}
Builder builder = new Builder();
for (int i = 0; i < commands.size(); i++) {
builder.add(commands.get(i));
}
return builder.build();
}
private static String keyForField(@FieldNumber int field) {
return Integer.toString(field, Character.MAX_RADIX);
}
}
/**