2 * Copyright (C) 2019 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.android.settingslib.net;
19 import android.content.Context;
20 import android.net.NetworkTemplate;
21 import android.telephony.SubscriptionManager;
22 import android.telephony.TelephonyManager;
23 import android.util.Log;
25 import com.android.internal.util.ArrayUtils;
27 * Utils class for data usage
29 public class DataUsageUtils {
30 private static final String TAG = "DataUsageUtils";
33 * Return mobile NetworkTemplate based on {@code subId}
35 public static NetworkTemplate getMobileTemplate(Context context, int subId) {
36 final TelephonyManager telephonyManager = context.getSystemService(
37 TelephonyManager.class);
38 final SubscriptionManager subscriptionManager = context.getSystemService(
39 SubscriptionManager.class);
40 final NetworkTemplate mobileAll = NetworkTemplate.buildTemplateMobileAll(
41 telephonyManager.getSubscriberId(subId));
43 if (!subscriptionManager.isActiveSubId(subId)) {
44 Log.i(TAG, "Subscription is not active: " + subId);
48 final String[] mergedSubscriberIds = telephonyManager.createForSubscriptionId(subId)
49 .getMergedSubscriberIdsFromGroup();
51 if (ArrayUtils.isEmpty(mergedSubscriberIds)) {
52 Log.i(TAG, "mergedSubscriberIds is null.");
56 return NetworkTemplate.normalize(mobileAll, mergedSubscriberIds);