Merge "Only current user can update GrammaticalInflection for MUMD" into main

import static com.android.server.grammaticalinflection.GrammaticalInflectionUtils.checkSystemGrammaticalGenderPermission;

import android.annotation.Nullable;

import android.app.ActivityManager;

import android.app.ActivityTaskManager;

import android.app.GrammaticalInflectionManager;

import android.app.IGrammaticalInflectionManager;

import android.content.AttributionSource;

import android.content.Context;

import android.content.pm.PackageManager;

import android.content.pm.PackageManagerInternal;

import android.content.res.Configuration;

import android.os.Binder;

import android.os.ShellCallback;

import android.os.SystemProperties;

import android.os.Trace;

import android.os.UserManager;

import android.permission.PermissionManager;

import android.util.AtomicFile;

import android.util.Log;

                throw new IllegalArgumentException("Unknown grammatical gender");

            }

            // TODO(b/356895553): Don't allow profiles and background user to change system

            //  grammaticalinflection

            if (UserManager.isVisibleBackgroundUsersEnabled()

                    && mContext.getPackageManager().hasSystemFeature(

                    PackageManager.FEATURE_AUTOMOTIVE)) {

                // The check is added only for automotive devices. On automotive devices, it is

                // possible that multiple users are visible simultaneously using visible background

                // users. In such cases, it is desired that only the current user (not the visible

                // background user) can change the GrammaticalInflection of the device.

                final long origId = Binder.clearCallingIdentity();

                try {

                    int currentUser = ActivityManager.getCurrentUser();

                    if (userId != currentUser) {

                        Log.w(TAG,

                                "Only current user is allowed to update GrammaticalInflection if "

                                        + "visible background users are enabled. Current User"

                                        + currentUser + ". Calling User: " + userId);

                        throw new SecurityException("Only current user is allowed to update "

                                + "GrammaticalInflection.");

                    }

                } finally {

                    Binder.restoreCallingIdentity(origId);

                }

            }

            final File file = getGrammaticalGenderFile(userId);

            synchronized (mLock) {

                final AtomicFile atomicFile = new AtomicFile(file);