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Make MediaPlaylistAgent updatable

Browse Source 
Bug: 74366050
Test: build
Change-Id: Iea8e4d9b6a11393bd837da90394d95529fdbe5eb
This commit is contained in:
Sungsoo Lim
2018-03-08 15:14:34 +09:00
parent ec75d51e74
commit 5f8a8ee0e5
3 changed files with 82 additions and 29 deletions
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54
media/java/android/media/MediaPlaylistAgent.java
View File

@@ -21,6 +21,8 @@ import android.annotation.IntDef;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.content.Context;
import android.media.update.ApiLoader;
import android.media.update.MediaPlaylistAgentProvider;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@@ -92,7 +94,7 @@ public abstract class MediaPlaylistAgent {
*/
public static final int SHUFFLE_MODE_GROUP = 2;
private MediaPlayerBase mPlayer;
private final MediaPlaylistAgentProvider mProvider;
/**
* A callback class to receive notifications for events on the media player. See
@@ -146,8 +148,7 @@ public abstract class MediaPlaylistAgent {
}
public MediaPlaylistAgent(@NonNull Context context) {
// FYI, Need to have a context in the constructor for making this class be updatable
// TODO(jaewan) : implement this (b/74090741)
mProvider = ApiLoader.getProvider(context).createMediaPlaylistAgent(context, this);
}
/**
@@ -160,7 +161,7 @@ public abstract class MediaPlaylistAgent {
*/
public final void registerPlaylistEventCallback(
@NonNull @CallbackExecutor Executor executor, @NonNull PlaylistEventCallback callback) {
// TODO(jaewan): implement this (b/74090741)
mProvider.registerPlaylistEventCallback_impl(executor, callback);
}
/**
@@ -169,25 +170,24 @@ public abstract class MediaPlaylistAgent {
* @param callback the callback to be removed
* @throws IllegalArgumentException if the callback is {@code null}.
*/
public final void unregisterPlaylistEventCallback(
@NonNull PlaylistEventCallback callback) {
// TODO(jaewan): implement this (b/74090741)
public final void unregisterPlaylistEventCallback(@NonNull PlaylistEventCallback callback) {
mProvider.unregisterPlaylistEventCallback_impl(callback);
}
public final void notifyPlaylistChanged() {
// TODO(jaewan): implement this (b/74090741)
mProvider.notifyPlaylistChanged_impl();
}
public final void notifyPlaylistMetadataChanged() {
// TODO(jaewan): implement this (b/74090741)
mProvider.notifyPlaylistMetadataChanged_impl();
}
public final void notifyShuffleModeChanged() {
// TODO(jaewan): implement this (b/74090741)
mProvider.notifyShuffleModeChanged_impl();
}
public final void notifyRepeatModeChanged() {
// TODO(jaewan): implement this (b/74090741)
mProvider.notifyRepeatModeChanged_impl();
}
/**
@@ -196,8 +196,7 @@ public abstract class MediaPlaylistAgent {
* @return playlist, or null if none is set.
*/
public @Nullable List<MediaItem2> getPlaylist() {
// TODO(jaewan): implement this (b/74090741)
return null;
return mProvider.getPlaylist_impl();
}
/**
@@ -207,7 +206,7 @@ public abstract class MediaPlaylistAgent {
* @param metadata metadata of the playlist
*/
public void setPlaylist(@NonNull List<MediaItem2> list, @Nullable MediaMetadata2 metadata) {
// TODO(jaewan): implement this (b/74090741)
mProvider.setPlaylist_impl(list, metadata);
}
/**
@@ -216,8 +215,7 @@ public abstract class MediaPlaylistAgent {
* @return metadata metadata of the playlist, or null if none is set
*/
public @Nullable MediaMetadata2 getPlaylistMetadata() {
// TODO(jaewan): implement this (b/74090741)
return null;
return mProvider.getPlaylistMetadata_impl();
}
/**
@@ -226,7 +224,7 @@ public abstract class MediaPlaylistAgent {
* @param metadata metadata of the playlist
*/
public void updatePlaylistMetadata(@Nullable MediaMetadata2 metadata) {
// TODO(jaewan): implement this (b/74090741)
mProvider.updatePlaylistMetadata_impl(metadata);
}
/**
@@ -236,7 +234,7 @@ public abstract class MediaPlaylistAgent {
* @param item media item to add
*/
public void addPlaylistItem(int index, @NonNull MediaItem2 item) {
// TODO(jaewan): implement this (b/74090741)
mProvider.addPlaylistItem_impl(index, item);
}
/**
@@ -245,7 +243,7 @@ public abstract class MediaPlaylistAgent {
* @param item media item to remove
*/
public void removePlaylistItem(@NonNull MediaItem2 item) {
// TODO(jaewan): implement this (b/74090741)
mProvider.removePlaylistItem_impl(item);
}
/**
@@ -256,7 +254,7 @@ public abstract class MediaPlaylistAgent {
* @param item the new item
*/
public void replacePlaylistItem(int index, @NonNull MediaItem2 item) {
// TODO(jaewan): implement this (b/74090741)
mProvider.replacePlaylistItem_impl(index, item);
}
/**
@@ -265,15 +263,15 @@ public abstract class MediaPlaylistAgent {
* @param item media item to start playing from
*/
public void skipToPlaylistItem(@NonNull MediaItem2 item) {
// TODO(jaewan): implement this (b/74090741)
mProvider.skipToPlaylistItem_impl(item);
}
public void skipToPreviousItem() {
// TODO(jaewan): implement this (b/74090741)
mProvider.skipToPreviousItem_impl();
}
public void skipToNextItem() {
// TODO(jaewan): implement this (b/74090741)
mProvider.skipToNextItem_impl();
}
/**
@@ -286,8 +284,7 @@ public abstract class MediaPlaylistAgent {
* @see #REPEAT_MODE_GROUP
*/
public @RepeatMode int getRepeatMode() {
// TODO(jaewan): implement this (b/74090741)
return REPEAT_MODE_NONE;
return mProvider.getRepeatMode_impl();
}
/**
@@ -300,7 +297,7 @@ public abstract class MediaPlaylistAgent {
* @see #REPEAT_MODE_GROUP
*/
public void setRepeatMode(@RepeatMode int repeatMode) {
// TODO(jaewan): implement this (b/74090741)
mProvider.setRepeatMode_impl(repeatMode);
}
/**
@@ -312,8 +309,7 @@ public abstract class MediaPlaylistAgent {
* @see #SHUFFLE_MODE_GROUP
*/
public @ShuffleMode int getShuffleMode() {
// TODO(jaewan): implement this (b/74090741)
return SHUFFLE_MODE_NONE;
return mProvider.getShuffleMode_impl();
}
/**
@@ -325,6 +321,6 @@ public abstract class MediaPlaylistAgent {
* @see #SHUFFLE_MODE_GROUP
*/
public void setShuffleMode(@ShuffleMode int shuffleMode) {
// TODO(jaewan): implement this (b/74090741)
mProvider.setShuffleMode_impl(shuffleMode);
}
}

53
media/java/android/media/update/MediaPlaylistAgentProvider.java Normal file
View File

@@ -0,0 +1,53 @@
/*
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.media.update;
import android.media.MediaItem2;
import android.media.MediaMetadata2;
import android.media.MediaPlaylistAgent.PlaylistEventCallback;
import java.util.List;
import java.util.concurrent.Executor;
/**
* @hide
*/
public interface MediaPlaylistAgentProvider {
// final methods of MediaPlaylistAgent
void registerPlaylistEventCallback_impl(Executor executor, PlaylistEventCallback callback);
void unregisterPlaylistEventCallback_impl(PlaylistEventCallback callback);
void notifyPlaylistChanged_impl();
void notifyPlaylistMetadataChanged_impl();
void notifyShuffleModeChanged_impl();
void notifyRepeatModeChanged_impl();
// public methods of MediaPlaylistAgent
List<MediaItem2> getPlaylist_impl();
void setPlaylist_impl(List<MediaItem2> list, MediaMetadata2 metadata);
MediaMetadata2 getPlaylistMetadata_impl();
void updatePlaylistMetadata_impl(MediaMetadata2 metadata);
void addPlaylistItem_impl(int index, MediaItem2 item);
void removePlaylistItem_impl(MediaItem2 item);
void replacePlaylistItem_impl(int index, MediaItem2 item);
void skipToPlaylistItem_impl(MediaItem2 item);
void skipToPreviousItem_impl();
void skipToNextItem_impl();
int getRepeatMode_impl();
void setRepeatMode_impl(int repeatMode);
int getShuffleMode_impl();
void setShuffleMode_impl(int shuffleMode);
}

4
media/java/android/media/update/StaticProvider.java
View File

@@ -30,6 +30,7 @@ import android.media.MediaLibraryService2.LibraryRoot;
import android.media.MediaLibraryService2.MediaLibrarySession;
import android.media.MediaLibraryService2.MediaLibrarySession.MediaLibrarySessionCallback;
import android.media.MediaMetadata2;
import android.media.MediaPlaylistAgent;
import android.media.MediaSession2;
import android.media.MediaSession2.CommandButton.Builder;
import android.media.MediaSession2.PlaylistParams;
@@ -134,4 +135,7 @@ public interface StaticProvider {
PlaybackState2Provider createPlaybackState2(Context context, PlaybackState2 instance, int state,
long position, long updateTime, float speed, long bufferedPosition, long activeItemId);
PlaybackState2 fromBundle_PlaybackState2(Context context, Bundle bundle);
MediaPlaylistAgentProvider createMediaPlaylistAgent(Context context,
MediaPlaylistAgent instance);
}