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Merge "Allow media apps to receive media key events after the phone call" into oc-dev

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This commit is contained in:
TreeHugger Robot
2017-05-24 01:20:52 +00:00
committed by Android (Google) Code Review
parent c1affe14c2 101b4d5e74
commit 369438a23f
2 changed files with 62 additions and 48 deletions
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101
services/core/java/com/android/server/media/MediaSessionService.java
View File

@@ -171,19 +171,63 @@ public class MediaSessionService extends SystemService implements Monitor {
public void updateSession(MediaSessionRecord record) {
synchronized (mLock) {
FullUserRecord user = getFullUserRecordLocked(record.getUserId());
if (user == null || !user.mPriorityStack.contains(record)) {
Log.d(TAG, "Unknown session updated. Ignoring.");
if (user == null) {
Log.w(TAG, "Unknown session updated. Ignoring.");
return;
}
user.mPriorityStack.onSessionStateChange(record);
if ((record.getFlags() & MediaSession.FLAG_EXCLUSIVE_GLOBAL_PRIORITY) != 0) {
mGlobalPrioritySession = record;
if (mGlobalPrioritySession != record) {
Log.d(TAG, "Global priority session is changed from " + mGlobalPrioritySession
+ " to " + record);
mGlobalPrioritySession = record;
if (user != null && user.mPriorityStack.contains(record)) {
// Handle the global priority session separately.
// Otherwise, it will be the media button session even after it becomes
// inactive because it has been the lastly played media app.
user.mPriorityStack.removeSession(record);
}
}
if (DEBUG_KEY_EVENT) {
Log.d(TAG, "Global priority session is updated, active=" + record.isActive());
}
user.pushAddressedPlayerChangedLocked();
} else {
if (!user.mPriorityStack.contains(record)) {
Log.w(TAG, "Unknown session updated. Ignoring.");
return;
}
user.mPriorityStack.onSessionStateChange(record);
}
mHandler.postSessionsChanged(record.getUserId());
}
}
private List<MediaSessionRecord> getActiveSessionsLocked(int userId) {
List<MediaSessionRecord> records;
if (userId == UserHandle.USER_ALL) {
records = new ArrayList<>();
int size = mUserRecords.size();
for (int i = 0; i < size; i++) {
records.addAll(mUserRecords.valueAt(i).mPriorityStack.getActiveSessions(userId));
}
} else {
FullUserRecord user = getFullUserRecordLocked(userId);
if (user == null) {
Log.w(TAG, "getSessions failed. Unknown user " + userId);
return new ArrayList<>();
}
records = user.mPriorityStack.getActiveSessions(userId);
}
// Return global priority session at the first whenever it's asked.
if (isGlobalPriorityActiveLocked()
&& (userId == UserHandle.USER_ALL
|| userId == mGlobalPrioritySession.getUserId())) {
records.add(0, mGlobalPrioritySession);
}
return records;
}
/**
* Tells the system UI that volume has changed on an active remote session.
*/
@@ -339,16 +383,16 @@ public class MediaSessionService extends SystemService implements Monitor {
if (DEBUG) {
Log.d(TAG, "Destroying " + session);
}
int userId = session.getUserId();
FullUserRecord user = getFullUserRecordLocked(userId);
if (user != null) {
user.removeSessionLocked(session);
}
FullUserRecord user = getFullUserRecordLocked(session.getUserId());
if (mGlobalPrioritySession == session) {
mGlobalPrioritySession = null;
if (session.isActive() && user != null) {
user.pushAddressedPlayerChangedLocked();
}
} else {
if (user != null) {
user.mPriorityStack.removeSession(session);
}
}
try {
@@ -484,7 +528,7 @@ public class MediaSessionService extends SystemService implements Monitor {
throw new RuntimeException("Media Session owner died prematurely.", e);
}
user.addSessionLocked(session);
user.mPriorityStack.addSession(session);
mHandler.postSessionsChanged(userId);
if (DEBUG) {
@@ -509,7 +553,7 @@ public class MediaSessionService extends SystemService implements Monitor {
Log.w(TAG, "pushSessionsChanged failed. No user with id=" + userId);
return;
}
List<MediaSessionRecord> records = user.mPriorityStack.getActiveSessions(userId);
List<MediaSessionRecord> records = getActiveSessionsLocked(userId);
int size = records.size();
ArrayList<MediaSession.Token> tokens = new ArrayList<MediaSession.Token>();
for (int i = 0; i < size; i++) {
@@ -637,14 +681,6 @@ public class MediaSessionService extends SystemService implements Monitor {
}
}
public void addSessionLocked(MediaSessionRecord session) {
mPriorityStack.addSession(session);
}
public void removeSessionLocked(MediaSessionRecord session) {
mPriorityStack.removeSession(session);
}
public void dumpLocked(PrintWriter pw, String prefix) {
pw.print(prefix + "Record for full_user=" + mFullUserId);
// Dump managed profile user ids associated with this user.
@@ -816,27 +852,9 @@ public class MediaSessionService extends SystemService implements Monitor {
int resolvedUserId = verifySessionsRequest(componentName, userId, pid, uid);
ArrayList<IBinder> binders = new ArrayList<IBinder>();
synchronized (mLock) {
if (resolvedUserId == UserHandle.USER_ALL) {
int size = mUserRecords.size();
for (int i = 0; i < size; i++) {
List<MediaSessionRecord> records =
mUserRecords.valueAt(i).mPriorityStack.getActiveSessions(
resolvedUserId);
for (MediaSessionRecord record : records) {
binders.add(record.getControllerBinder().asBinder());
}
}
} else {
FullUserRecord user = getFullUserRecordLocked(resolvedUserId);
if (user == null) {
Log.w(TAG, "getSessions failed. Unknown user " + userId);
return binders;
}
List<MediaSessionRecord> records = user.mPriorityStack
.getActiveSessions(resolvedUserId);
for (MediaSessionRecord record : records) {
binders.add(record.getControllerBinder().asBinder());
}
List<MediaSessionRecord> records = getActiveSessionsLocked(resolvedUserId);
for (MediaSessionRecord record : records) {
binders.add(record.getControllerBinder().asBinder());
}
}
return binders;
@@ -1292,6 +1310,9 @@ public class MediaSessionService extends SystemService implements Monitor {
synchronized (mLock) {
pw.println(mSessionsListeners.size() + " sessions listeners.");
pw.println("Global priority session is " + mGlobalPrioritySession);
if (mGlobalPrioritySession != null) {
mGlobalPrioritySession.dump(pw, " ");
}
pw.println("User Records:");
int count = mUserRecords.size();
for (int i = 0; i < count; i++) {

9
services/core/java/com/android/server/media/MediaSessionStack.java
View File

@@ -310,7 +310,6 @@ class MediaSessionStack {
* Get a priority sorted list of sessions. Can filter to only return active
* sessions or sessions.
* <p>Here's the priority order.
* <li>System priority session (session with FLAG_EXCLUSIVE_GLOBAL_PRIORITY)</li>
* <li>Active sessions whose PlaybackState is active</li>
* <li>Active sessions whose PlaybackState is inactive</li>
* <li>Inactive sessions</li>
@@ -344,13 +343,7 @@ class MediaSessionStack {
continue;
}
if (session.isSystemPriority()) {
// System priority sessions are special and always go at the
// front. We expect there to only be one of these at a time.
result.add(0, session);
lastPlaybackActiveIndex++;
lastActiveIndex++;
} else if (session.isPlaybackActive()) {
if (session.isPlaybackActive()) {
result.add(lastPlaybackActiveIndex++, session);
lastActiveIndex++;
} else {