1 /*
2  * Copyright (C) 2024 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.telephony
18 
19 import android.os.PersistableBundle
20 import android.telephony.CarrierConfigManager
21 import android.telephony.SubscriptionManager
22 import androidx.core.os.persistableBundleOf
23 
24 /**
25  * Gets the configuration values of the specified config keys applied.
26  */
CarrierConfigManagernull27 fun CarrierConfigManager.safeGetConfig(
28     keys: List<String>,
29     subId: Int = SubscriptionManager.getDefaultSubscriptionId(),
30 ): PersistableBundle = try {
31     getConfigForSubId(subId, *keys.toTypedArray())
32 } catch (e: IllegalStateException) {
33     // The CarrierConfigLoader (the service implemented the CarrierConfigManager) hasn't been
34     // initialized yet. This may occurs during very early phase of phone booting up or when Phone
35     // process has been restarted.
36     // Settings should not assume Carrier config loader (and any other system services as well) are
37     // always available. If not available, use default value instead.
38     persistableBundleOf()
39 } catch (e: RuntimeException) {
40     // The reason is same with above.
41     persistableBundleOf()
42 }
43