Merge "Restrict ApnEditor settings" into udc-dev am: 64c88a192a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23982512

Change-Id: Ic052e568818d4829fe40250e00679742fc816263
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

src/com/android/settings/network/apn/ApnEditor.java

@@ -25,6 +25,7 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.PersistableBundle;
+import android.os.UserManager;
 import android.provider.Telephony;
 import android.telephony.CarrierConfigManager;
 import android.telephony.SubscriptionInfo;
@@ -281,6 +282,11 @@ public class ApnEditor extends SettingsPreferenceFragment
     @Override
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
+        if (isUserRestricted()) {
+            Log.e(TAG, "This setting isn't available due to user restriction.");
+            finish();
+            return;
+        }
 
         setLifecycleForAllControllers();
 
@@ -1453,6 +1459,23 @@ public class ApnEditor extends SettingsPreferenceFragment
         return apnData;
     }
 
+    @VisibleForTesting
+    boolean isUserRestricted() {
+        UserManager userManager = getContext().getSystemService(UserManager.class);
+        if (userManager == null) {
+            return false;
+        }
+        if (!userManager.isAdminUser()) {
+            Log.e(TAG, "User is not an admin");
+            return true;
+        }
+        if (userManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS)) {
+            Log.e(TAG, "User is not allowed to configure mobile network");
+            return true;
+        }
+        return false;
+    }
+
     @VisibleForTesting
     static class ApnData {
         /**