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am bfc9739b: am 9e094efa: Merge "TIF: handle a race condition when a session is crashed" into lmp-mr1-dev

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* commit 'bfc9739b1c1d57f388a8be62e99f3592f08ad9b3':
  TIF: handle a race condition when a session is crashed
This commit is contained in:
Dongwon Kang
2014-12-08 19:14:20 +00:00
committed by Android Git Automerger
parent 46e18c1d41 bfc9739b1c
commit 6077acaf14
1 changed files with 46 additions and 33 deletions
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79
services/core/java/com/android/server/tv/TvInputManagerService.java
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@@ -461,7 +461,7 @@ public final class TvInputManagerService extends SystemService {
UserState userState = getUserStateLocked(userId);
SessionState sessionState = userState.sessionStateMap.get(sessionToken);
if (sessionState == null) {
throw new IllegalArgumentException("Session state not found for token " + sessionToken);
throw new SessionNotFoundException("Session state not found for token " + sessionToken);
}
// Only the application that requested this session or the system can access it.
if (callingUid != Process.SYSTEM_UID && callingUid != sessionState.callingUid) {
@@ -589,18 +589,22 @@ public final class TvInputManagerService extends SystemService {
}
private void releaseSessionLocked(IBinder sessionToken, int callingUid, int userId) {
SessionState sessionState = getSessionStateLocked(sessionToken, callingUid, userId);
if (sessionState.session != null) {
UserState userState = getUserStateLocked(userId);
if (sessionToken == userState.mainSessionToken) {
setMainLocked(sessionToken, false, callingUid, userId);
}
try {
SessionState sessionState = null;
try {
sessionState = getSessionStateLocked(sessionToken, callingUid, userId);
if (sessionState.session != null) {
UserState userState = getUserStateLocked(userId);
if (sessionToken == userState.mainSessionToken) {
setMainLocked(sessionToken, false, callingUid, userId);
}
sessionState.session.release();
} catch (RemoteException e) {
Slog.e(TAG, "session process has already died", e);
}
sessionState.session = null;
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in releaseSession", e);
} finally {
if (sessionState != null) {
sessionState.session = null;
}
}
removeSessionStateLocked(sessionToken, userId);
}
@@ -648,19 +652,19 @@ public final class TvInputManagerService extends SystemService {
}
private void setMainLocked(IBinder sessionToken, boolean isMain, int callingUid, int userId) {
SessionState sessionState = getSessionStateLocked(sessionToken, callingUid, userId);
if (sessionState.hardwareSessionToken != null) {
sessionState = getSessionStateLocked(sessionState.hardwareSessionToken,
Process.SYSTEM_UID, userId);
}
ServiceState serviceState = getServiceStateLocked(sessionState.info.getComponent(), userId);
if (!serviceState.isHardware) {
return;
}
ITvInputSession session = getSessionLocked(sessionState);
try {
SessionState sessionState = getSessionStateLocked(sessionToken, callingUid, userId);
if (sessionState.hardwareSessionToken != null) {
sessionState = getSessionStateLocked(sessionState.hardwareSessionToken,
Process.SYSTEM_UID, userId);
}
ServiceState serviceState = getServiceStateLocked(sessionState.info.getComponent(), userId);
if (!serviceState.isHardware) {
return;
}
ITvInputSession session = getSessionLocked(sessionState);
session.setMain(isMain);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in setMain", e);
}
}
@@ -1085,7 +1089,7 @@ public final class TvInputManagerService extends SystemService {
getSessionLocked(sessionState.hardwareSessionToken,
Process.SYSTEM_UID, resolvedUserId).setSurface(surface);
}
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in setSurface", e);
}
}
@@ -1116,7 +1120,7 @@ public final class TvInputManagerService extends SystemService {
getSessionLocked(sessionState.hardwareSessionToken, Process.SYSTEM_UID,
resolvedUserId).dispatchSurfaceChanged(format, width, height);
}
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in dispatchSurfaceChanged", e);
}
}
@@ -1146,7 +1150,7 @@ public final class TvInputManagerService extends SystemService {
Process.SYSTEM_UID, resolvedUserId).setVolume((volume > 0.0f)
? REMOTE_VOLUME_ON : REMOTE_VOLUME_OFF);
}
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in setVolume", e);
}
}
@@ -1183,7 +1187,7 @@ public final class TvInputManagerService extends SystemService {
args.arg5 = sessionToken;
mWatchLogHandler.obtainMessage(WatchLogHandler.MSG_LOG_WATCH_START, args)
.sendToTarget();
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in tune", e);
return;
}
@@ -1205,7 +1209,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.requestUnblockContent(unblockedRating);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in requestUnblockContent", e);
}
}
@@ -1225,7 +1229,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.setCaptionEnabled(enabled);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in setCaptionEnabled", e);
}
}
@@ -1245,7 +1249,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId).selectTrack(
type, trackId);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in selectTrack", e);
}
}
@@ -1266,7 +1270,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.appPrivateCommand(command, data);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in appPrivateCommand", e);
}
}
@@ -1287,7 +1291,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.createOverlayView(windowToken, frame);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in createOverlayView", e);
}
}
@@ -1307,7 +1311,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.relayoutOverlayView(frame);
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in relayoutOverlayView", e);
}
}
@@ -1327,7 +1331,7 @@ public final class TvInputManagerService extends SystemService {
try {
getSessionLocked(sessionToken, callingUid, resolvedUserId)
.removeOverlayView();
} catch (RemoteException e) {
} catch (RemoteException | SessionNotFoundException e) {
Slog.e(TAG, "error in removeOverlayView", e);
}
}
@@ -2340,4 +2344,13 @@ public final class TvInputManagerService extends SystemService {
}
}
}
private static class SessionNotFoundException extends IllegalArgumentException {
public SessionNotFoundException() {
}
public SessionNotFoundException(String name) {
super(name);
}
}
}