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Merge "Unregister user switch observer in ActivityManagerShellCommand."

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This commit is contained in:
TreeHugger Robot
2022-08-12 16:19:53 +00:00
committed by Android (Google) Code Review
parent fbd33daf10 0c54aa175e
commit cb8ec0cf4d
1 changed files with 29 additions and 23 deletions
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52
services/core/java/com/android/server/am/ActivityManagerShellCommand.java
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@@ -51,6 +51,7 @@ import android.app.IActivityManager;
import android.app.IActivityTaskManager;
import android.app.IStopUserCallback;
import android.app.IUidObserver;
import android.app.IUserSwitchObserver;
import android.app.KeyguardManager;
import android.app.ProfilerInfo;
import android.app.RemoteServiceException.CrashedByAdbException;
@@ -1951,31 +1952,36 @@ final class ActivityManagerShellCommand extends ShellCommand {
// Register switch observer.
final CountDownLatch switchLatch = new CountDownLatch(1);
mInterface.registerUserSwitchObserver(
new UserSwitchObserver() {
@Override
public void onUserSwitchComplete(int newUserId) {
if (userId == newUserId) {
switchLatch.countDown();
}
}
}, ActivityManagerShellCommand.class.getName());
// Switch.
boolean switched = mInterface.switchUser(userId);
if (!switched) {
// Switching failed, don't wait for the user switch observer.
return false;
}
// Wait.
final IUserSwitchObserver userSwitchObserver = new UserSwitchObserver() {
@Override
public void onUserSwitchComplete(int newUserId) {
if (userId == newUserId) {
switchLatch.countDown();
}
}
};
try {
switched = switchLatch.await(USER_OPERATION_TIMEOUT_MS, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
getErrPrintWriter().println("Error: Thread interrupted unexpectedly.");
}
mInterface.registerUserSwitchObserver(userSwitchObserver,
ActivityManagerShellCommand.class.getName());
return switched;
// Switch.
boolean switched = mInterface.switchUser(userId);
if (!switched) {
// Switching failed, don't wait for the user switch observer.
return false;
}
// Wait.
try {
switched = switchLatch.await(USER_OPERATION_TIMEOUT_MS, TimeUnit.MILLISECONDS);
} catch (InterruptedException e) {
getErrPrintWriter().println("Error: Thread interrupted unexpectedly.");
}
return switched;
} finally {
mInterface.unregisterUserSwitchObserver(userSwitchObserver);
}
}
int runSwitchUser(PrintWriter pw) throws RemoteException {