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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.settings.network;
     18 
     19 import android.content.Context;
     20 import android.os.UserHandle;
     21 import android.os.UserManager;
     22 import android.support.annotation.VisibleForTesting;
     23 
     24 import com.android.settingslib.RestrictedLockUtils;
     25 
     26 public class NetworkResetRestrictionChecker {
     27 
     28     private final Context mContext;
     29     private final UserManager mUserManager;
     30 
     31     public NetworkResetRestrictionChecker(Context context) {
     32         mContext = context;
     33         mUserManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
     34     }
     35 
     36     @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
     37     boolean hasUserBaseRestriction() {
     38         return RestrictedLockUtils.hasBaseUserRestriction(mContext,
     39                 UserManager.DISALLOW_NETWORK_RESET, UserHandle.myUserId());
     40     }
     41 
     42     @VisibleForTesting(otherwise = VisibleForTesting.PRIVATE)
     43     boolean isRestrictionEnforcedByAdmin() {
     44         return RestrictedLockUtils.checkIfRestrictionEnforced(
     45                 mContext, UserManager.DISALLOW_NETWORK_RESET, UserHandle.myUserId()) != null;
     46     }
     47 
     48     boolean hasUserRestriction() {
     49         return !mUserManager.isAdminUser()
     50                 || hasUserBaseRestriction();
     51     }
     52 
     53     boolean hasRestriction() {
     54         return hasUserRestriction()
     55                 || isRestrictionEnforcedByAdmin();
     56     }
     57 }
     58