Merge "MediaSessionService: Keep track of newly created MediaSession2"
diff --git a/services/core/java/com/android/server/media/MediaSessionService.java b/services/core/java/com/android/server/media/MediaSessionService.java
index 052d579..7f2e047 100644
--- a/services/core/java/com/android/server/media/MediaSessionService.java
+++ b/services/core/java/com/android/server/media/MediaSessionService.java
@@ -40,6 +40,8 @@
import android.media.AudioSystem;
import android.media.IAudioService;
import android.media.IRemoteVolumeController;
+import android.media.MediaController2;
+import android.media.Session2CommandGroup;
import android.media.Session2Token;
import android.media.session.IActiveSessionsListener;
import android.media.session.ICallback;
@@ -54,6 +56,7 @@
import android.os.Binder;
import android.os.Bundle;
import android.os.Handler;
+import android.os.HandlerExecutor;
import android.os.IBinder;
import android.os.Message;
import android.os.PowerManager;
@@ -73,6 +76,7 @@
import android.view.KeyEvent;
import android.view.ViewConfiguration;
+import com.android.internal.annotations.GuardedBy;
import com.android.internal.util.DumpUtils;
import com.android.server.LocalServices;
import com.android.server.SystemService;
@@ -97,17 +101,23 @@
private static final int MEDIA_KEY_LISTENER_TIMEOUT = 1000;
private final SessionManagerImpl mSessionManagerImpl;
-
- // Keeps the full user id for each user.
- private final SparseIntArray mFullUserIds = new SparseIntArray();
- private final SparseArray<FullUserRecord> mUserRecords = new SparseArray<FullUserRecord>();
- private final ArrayList<SessionsListenerRecord> mSessionsListeners
- = new ArrayList<SessionsListenerRecord>();
- private final Object mLock = new Object();
private final MessageHandler mHandler = new MessageHandler();
private final PowerManager.WakeLock mMediaEventWakeLock;
private final int mLongPressTimeout;
private final INotificationManager mNotificationManager;
+ private final Object mLock = new Object();
+ // Keeps the full user id for each user.
+ @GuardedBy("mLock")
+ private final SparseIntArray mFullUserIds = new SparseIntArray();
+ @GuardedBy("mLock")
+ private final SparseArray<FullUserRecord> mUserRecords = new SparseArray<FullUserRecord>();
+ @GuardedBy("mLock")
+ private final ArrayList<SessionsListenerRecord> mSessionsListeners
+ = new ArrayList<SessionsListenerRecord>();
+ // TODO: Keep session2 info in MediaSessionStack for prioritizing both session1 and session2 in
+ // one place.
+ @GuardedBy("mLock")
+ private final List<Session2Token> mSession2Tokens = new ArrayList<>();
private KeyguardManager mKeyguardManager;
private IAudioService mAudioService;
@@ -722,6 +732,10 @@
pw.println(indent + "Restored MediaButtonReceiverComponentType: "
+ mRestoredMediaButtonReceiverComponentType);
mPriorityStack.dump(pw, indent);
+ pw.println(indent + "Session2Tokens - " + mSession2Tokens.size());
+ for (Session2Token session2Token : mSession2Tokens) {
+ pw.println(indent + " " + session2Token);
+ }
}
@Override
@@ -904,7 +918,17 @@
if (DEBUG) {
Log.d(TAG, "Session2 is created " + sessionToken);
}
- // TODO: Keep the session.
+ if (uid != sessionToken.getUid()) {
+ throw new SecurityException("Unexpected Session2Token's UID, expected=" + uid
+ + " but actually=" + sessionToken.getUid());
+ }
+ Controller2Callback callback = new Controller2Callback(sessionToken);
+ // Note: It's safe not to keep controller here because it wouldn't be GC'ed until
+ // it's closed.
+ // TODO: Keep controller as well for better readability
+ // because the GC behavior isn't straightforward.
+ MediaController2 controller = new MediaController2(getContext(), sessionToken,
+ new HandlerExecutor(mHandler), callback);
} finally {
Binder.restoreCallingIdentity(token);
}
@@ -1930,4 +1954,26 @@
obtainMessage(MSG_SESSIONS_CHANGED, userIdInteger).sendToTarget();
}
}
+
+ private class Controller2Callback extends MediaController2.ControllerCallback {
+ private final Session2Token mToken;
+
+ Controller2Callback(Session2Token token) {
+ mToken = token;
+ }
+
+ @Override
+ public void onConnected(MediaController2 controller, Session2CommandGroup allowedCommands) {
+ synchronized (mLock) {
+ mSession2Tokens.add(mToken);
+ }
+ }
+
+ @Override
+ public void onDisconnected(MediaController2 controller) {
+ synchronized (mLock) {
+ mSession2Tokens.remove(mToken);
+ }
+ }
+ }
}